-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, B2q4Hm7bS8bKRAuMTyw+zaNU+VyjE/WTE361SsQEHWgvOCPj6ojC8mCndIgTF5/g MyH/YbLxuRr2JEZQUHfqtA== 0001193125-07-259565.txt : 20071205 0001193125-07-259565.hdr.sgml : 20071205 20071205150916 ACCESSION NUMBER: 0001193125-07-259565 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 18 CONFORMED PERIOD OF REPORT: 20071204 ITEM INFORMATION: Other Events ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20071205 DATE AS OF CHANGE: 20071205 FILER: COMPANY DATA: COMPANY CONFORMED NAME: EDGAR ONLINE INC CENTRAL INDEX KEY: 0001080224 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-BUSINESS SERVICES, NEC [7389] IRS NUMBER: 061447017 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-32194 FILM NUMBER: 071286519 BUSINESS ADDRESS: STREET 1: 50 WASHINGTON ST CITY: NORWALK STATE: CT ZIP: 06854 BUSINESS PHONE: 2038525666 MAIL ADDRESS: STREET 1: 50 WASHINGTON ST CITY: NORWALK STATE: CT ZIP: 06854 8-K 1 d8k.htm FORM 8-K Form 8-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM 8-K

 

Current Report

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

December 5, 2007

Date of Report (Date of earliest event reported)

 

EDGAR Online, Inc.

(Exact name of registrant as specified in its charter)

 

 

Delaware   0-26071   06-1447017
(State or other jurisdiction
of incorporation)		   (Commission
File Number)		   (IRS Employer
Identification Number)

50 Washington Street, Norwalk, Connecticut 06854

(Address of principal executive offices) (Zip Code)

(203) 852-5666

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

 

Item 8.01. Other Events

Attached as Exhibit 100 to this Current Report on Form 10-Q are documents that contain information from EDGAR Online, Inc.’s (the “Company’s”) Quarterly Report on Form 10-Q for the quarter ended September 30, 2007, filed with the Securities and Exchange Commission on November 9, 2007, formatted in XBRL (eXtensible Business Reporting Language). Users of this data are advised, pursuant to Rule 401 of Regulation S-T, that the financial and other information contained in the XBRL documents is unaudited, and that these are not the official publicly filed financial statements of the Company. The purpose of submitting these XBRL formatted documents is to test the related format and technology and, as a result, investors should continue to rely on the official filed version of the furnished documents and not rely on the information in this Current Report on Form 8-K, including Exhibit 100, in making investment decisions.

In accordance with Rule 402 of Regulation S-T, the information in this Current Report on Form 8-K, including Exhibit 100 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

 

Item 9.01 Financial Statements and Exhibits

 

Exhibit 100    Materials from the Company’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2007, filed on November 9, 2007, formatted in XBRL (eXtensible Business Reporting Language): (i) the Condensed Statement of Earnings for the three months and nine months ended September 30, 2007 and 2006, (ii) the Condensed Statement of Financial Position at September 30, 2007 and December 31, 2006 and (iii) the Condensed Statement of Cash Flows for the nine months ended September 30, 2007 and 2006.
Exhibit 100.INS   

XBRL Instance Document

edgr-20070930.xml

Exhibit 100.SCH   

EDGR Schema Document

edgr-20070930.xsd

Exhibit 100.SCH-1   

UGT Taxonomy Schema

ugt-20071231.xsd

Exhibit 100.SCH-2   

UGTR Taxonomy Schema

ugtr-20071231.xsd

Exhibit 100.SCH-3   

UGTS Taxonomy Schema

ugts-20071231.xsd

Exhibit 100.SCH-4   

UGTT Taxonomy Schema

ugtt-20071231.xsd

Exhibit 100.SCH-5   

XBRL Taxonomy Schema

xbrldt-2005.xsd

Exhibit 100.CAL   

EDGR Calculation Linkbase

edgr-20070930_cal.xml

Exhibit 100.LAB   

EDGR Label Linkbase

edgr-20070930_lab.xml

Exhibit 100.PRE   

EDGR Presentation Linkbase

edgr-20070930_pre.xml

Exhibit 100.LAB-1   

UGT Label Linkbase

ugt-20071231_lab.xml

Exhibit 100.CAL-1   

UGTBS Calculation Linkbase

ugtbs-20071231_cal.xml

Exhibit 100.PRE-1   

UGTBS Presentation Linkbase

ugtbs-20071231_pre.xml

Exhibit 100.CAL-2   

UGTCF Calculation Linkbase

ugtcf-20071231_cal.xml

Exhibit 100.PRE-2   

UGTCF Presentation Linkbase

ugtcf-20071231_pre.xml

Exhibit 100.CAL-3   

UGTIS Calculation Linkbase

ugtis-20071231_cal.xml

Exhibit 100.PRE-3   

UGTIS Presentation Linkbase

ugtis-20071231_pre.xml

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

Date: December 5, 2007     EDGAR ONLINE, INC.
      /s/ Philip D. Moyer
    Philip D. Moyer
    Chief Executive Officer and President

EXHIBIT INDEX

 

EXHIBIT NO.   

DESCRIPTION

Exhibit 100    Materials from the Company’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2007, filed on November 9, 2007, formatted in XBRL (eXtensible Business Reporting Language): (i) the Condensed Statement of Earnings for the three months and nine months ended September 30, 2007 and 2006, (ii) the Condensed Statement of Financial Position at September 30, 2007 and December 31, 2006 and (iii) the Condensed Statement of Cash Flows for the nine months ended September 30, 2007 and 2006.
Exhibit 100.INS   

XBRL Instance Document

edgr-20070930.xml

Exhibit 100.SCH   

EDGR Schema Document

edgr-20070930.xsd

Exhibit 100.SCH-1   

UGT Taxonomy Schema

ugt-20071231.xsd

Exhibit 100.SCH-2   

UGTR Taxonomy Schema

ugtr-20071231.xsd

Exhibit 100.SCH-3   

UGTS Taxonomy Schema

ugts-20071231.xsd

Exhibit 100.SCH-4   

UGTT Taxonomy Schema

ugtt-20071231.xsd

Exhibit 100.SCH-5   

XBRL Taxonomy Schema

xbrldt-2005.xsd

Exhibit 100.CAL   

EDGR Calculation Linkbase

edgr-20070930_cal.xml

Exhibit 100.LAB   

EDGR Label Linkbase

edgr-20070930_lab.xml

Exhibit 100.PRE   

EDGR Presentation Linkbase

edgr-20070930_pre.xml

Exhibit 100.LAB-1   

UGT Label Linkbase

ugt-20071231_lab.xml

Exhibit 100.CAL-1   

UGTBS Calculation Linkbase

ugtbs-20071231_cal.xml

Exhibit 100.PRE-1   

UGTBS Presentation Linkbase

ugtbs-20071231_pre.xml

Exhibit 100.CAL-2   

UGTCF Calculation Linkbase

ugtcf-20071231_cal.xml

Exhibit 100.PRE-2   

UGTCF Presentation Linkbase

ugtcf-20071231_pre.xml

Exhibit 100.CAL-3   

UGTIS Calculation Linkbase

ugtis-20071231_cal.xml

Exhibit 100.PRE-3   

UGTIS Presentation Linkbase

ugtis-20071231_pre.xml

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Long-term Contracts or Programs [Abstract] Receivables, Long-term Contracts or Programs Receivables, Long-term Contracts or Programs, Total Accounts Receivable, Gross, Noncurrent Accounts Receivable, Net, Current Accounts Receivable, Net, Current, Total Accounts Receivable, Net Accounts Receivable, Net, Total Accounts Receivable, Net, Noncurrent [Abstract] Accounts Receivable, Net, Noncurrent Accounts Receivable, Net, Noncurrent, Total Accounts Receivable, Related Parties, Noncurrent Accounts Receivable Retainage, Amount Expected to be Collected after One Year Accounts Receivable Retainage, Amount Expected within One Year Accounts Receivable, Retainage for Long-term Contracts or Programs Accounts Receivable, Retainage for Long-term Contracts or Programs, Total Retained Interest Accounts Receivable Trade, Gross [Abstract] Accounts Receivable Trade, Net Accretion (Amortization) of Discounts and Premiums on Securities Accretion of Discount Accretion Expense [Member] Accretion Expense Accrual for Environmental Loss Contingencies [Abstract] Accrual for Environmental Loss Contingencies, Provision for New Losses Accrual for Environmental Loss Contingencies, Component Amount Accrual for Environmental Loss Contingencies, Balance Sheet Classification [Abstract] Accrual for Environmental Loss Contingencies, Caption Accrual for Environmental Loss Contingencies, Components Accrual for Environmental Loss Contingencies, Increase (Decrease) for Revision in Estimates Accrual for Environmental Loss Contingencies, Discount Rate Accrual for Environmental Loss Contingencies, Discount Accrual for Environmental Loss Contingencies, Gross Accrual for Environmental Loss Contingencies, Gross, Total Accrual for Environmental Loss Contingencies, Increase (Decrease) for Acquisitions and Divestitures Accrual for Environmental Loss Contingencies, Increase (Decrease) for Currency Translation Accrual for Environmental Loss Contingencies, Material Changes in Accrual Accrual for Environmental Loss Contingencies, Period Increase (Decrease) Accrual for Environmental Loss Contingencies, Period Increase (Decrease), Total Accrual for Environmental Loss Contingencies, Net Accrual for Environmental Loss Contingencies, Net, Total Accrual for Environmental Loss Contingencies, Payments Accrual for Environmental Loss Contingencies, Reconciliation of Undiscounted Amount to Recorded Balance [Abstract] Accrual for Environmental Loss Contingencies, Significant Assumptions Accrual for Environmental Loss Contingencies, Undiscounted, Due after Fifth Year Accrual for Environmental Loss Contingencies, Undiscounted, Due in Fifth Year Accrual for Environmental Loss Contingencies, Undiscounted, Due in Fourth Year Accrual for Environmental Loss Contingencies, Undiscounted, Due in Second Year Accrual for Environmental Loss Contingencies, Undiscounted, Due in Third Year Accrual for Environmental Loss Contingencies, Undiscounted, Due within One Year Accrual for Environmental Loss Contingencies, Ending Balance Accrual for Environmental Loss Contingencies, Beginning Balance Accrual for Environmental Loss Contingencies Accrued Payroll Taxes Accrued Professional Fees Accrual, Real and Personal Property Taxes, Uncertainty Accrued Sales Commission Accrued Utilities Accrued Liabilities [Abstract] Accrued Liabilities Accrued Liabilities, Total Accrued Acquisition Reserve [Member] Accrued Advertising Accrued Bonuses Environmental Costs of Property for Sale, Disposal or Abandonment, Accrued Exit Costs Environmental Costs of Property for Sale, Disposal or Abandonment, Accrued Exit Costs, Total Accrued Exchange Fee Rebate Accounts Payable and Accrued Liabilities, Noncurrent Accounts Payable and Accrued Liabilities, Noncurrent, Total Accrued Liabilities, Current Accrued Liabilities, Current, Total Accrued Income Receivable Accrued Insurance, Noncurrent Accrued Insurance Accrued Interest Receivable [Member] Accrued Interest Receivable Accrued Interest and Dividends Receivable Accrued Investment Income Receivable Accrued Reclamation Costs, Current Oil and Gas Reclamation Liability, Noncurrent Accrued Rent Accrued Rent, Noncurrent Accrued Royalties Taxes Payable [Abstract] Taxes Payable Taxes Payable, Total Accrued Unbilled Utility Revenue, Current Accrued Vacation Accumulated Amortization, Goodwill Accumulated Amortization, Finite-Lived Intangible Assets Accumulated Amortization of Other Deferred Costs Accumulated Other Comprehensive Income (Loss) [Abstract] Accumulated Comprehensive Income, after Adoption of New Accounting Principle Accumulated Other Comprehensive Income (Loss), Ending Balance Accumulated Other Comprehensive Income (Loss), Beginning Balance Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss), Total Accumulated Depreciation and Amortization Accumulated Depreciation and Amortization, Total Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance Accumulated Depreciation, Property, Plant and Equipment Accumulated Depreciation, Property, Plant and Equipment, Total Real Estate Property, Accumulated Depreciation Accumulated Other Comprehensive Income (Loss), Accumulated Benefit Gain (Loss), Net of Tax Accumulated Other Comprehensive Income (Loss), Accumulated Transition Gain (Loss), Net of Tax Other Comprehensive Income (Loss), Additional Minimum Pension Liability, Tax Effect Other Comprehensive Income (Loss), Change in Accounting Principle Other Comprehensive Income (Loss), Change in Reporting Entity Other Comprehensive Income (Loss), Cumulative Translation Adjustment, Net of Tax Other Comprehensive Income (Loss), Cumulative Translation Adjustment, Tax Effect Other Comprehensive Income (Loss), Cumulative Translation Adjustment Other Comprehensive Income (Loss), Deferred Hedging Gain (Loss), Net of Tax Other Comprehensive Income (Loss), Deferred Hedging Gain (Loss), Tax Effect Other Comprehensive Income (Loss), Deferred Hedging Gain (Loss) Other Comprehensive Income (Loss), Initial Adoption of New Accounting Principle Accumulated Other Comprehensive Income (Loss), Net, Accumulated Prior Service Cost (Credit), Net of Tax Other Comprehensive Income (Loss), Net, Prior Service Cost (Credit) Other Comprehensive Income (Loss), Net, Reclassified Prior Service Cost (Credit) Other Comprehensive Income (Loss), Net, Transition Gain (Loss) Reclassified Other Comprehensive Income (Loss), Pension Gain (Loss), Net of Tax Other Comprehensive Income (Loss), Reclassifications to Net Income, Net of Tax Other Comprehensive Income (Loss), Reclassifications to Net Income, Tax Effect Other Comprehensive Income (Loss), Reclassifications to Net Income Other Comprehensive Income (Loss), Reclassified Pension Gain (Loss), Net of Tax Major Class of Acquired Finite-lived Intangible Asset, Amount Major Class of Acquired Finite-Lived Intangible Asset, Class Name [Domain] Major Class of Acquired Finite-lived Intangible Asset, Residual Value Major Class of Acquired Finite-lived Intangible Asset, Weighted Average Useful Life Major Class of Acquired Finite-Lived Intangible Asset [Axis] Major Class of Acquired Finite-Lived Intangible Asset [Line Items] Major Class of Acquired Finite-Lived Intangible Asset [Table] Acquired Finite-Lived Intangible Assets [Abstract] Acquired Finite-Lived Intangible Assets, Weighted-Average Useful Life Acquired Finite-Lived Intangible Assets, Weighted-Average Useful Life, Total Major Class of Acquired Indefinite-lived Intangible Asset, Amount Major Class of Acquired Indefinite-Lived Intangible Asset, Class Name [Domain] Major Class of Acquired Indefinite-Lived Intangible Asset [Axis] Major Class of Acquired Indefinite-Lived Intangible Asset [Line Items] Major Class of Acquired Indefinite-Lived Intangible Asset [Table] Acquired Indefinite-Lived Intangible Assets [Abstract] Acquired Indefinite-Lived Intangible Assets, Gross Acquired Indefinite-Lived Intangible Assets, Gross, Total Payments to Acquire Businesses and Interest in Affiliates [Abstract] Payments to Acquire Businesses and Interest in Affiliates Payments to Acquire Businesses and Interest in Affiliates, Total Payments to Acquire Businesses, Net of Cash Acquired [Abstract] Payments to Acquire Businesses, Net of Cash Acquired Payments to Acquire Businesses, Net of Cash Acquired, Total Acquisition of Businesses and Purchase of Investments [Abstract] Acquisition of Businesses and Purchase of Investments Acquisition of Businesses and Purchase of Investments, Total Acquisition of Content Rights in Exchange for Future Services [Member] Amortization of Deferred Acquisition Costs (DAC) Payments for (Proceeds from) Businesses and Interest in Affiliates [Abstract] Other Payments to Acquire Businesses Payments for (Proceeds from) Businesses and Interest in Affiliates Payments for (Proceeds from) Businesses and Interest in Affiliates, Total Payments for (Proceeds from) Real Estate Partnership Investment, Net [Abstract] Payments for (Proceeds from) Real Estate Partnership Investment, Net Payments for (Proceeds from) Real Estate Partnership Investment, Net, Total Acquisition [Member] Payments to Acquire Partners Interest in Real Estate Partnership, Net of Cash Acquired Acquisitions, Amount of Noncash Consideration Given Acquisitions, Amount of Noncash Consideration Given, Total Acquisition, Accounts Receivable Acquired Acquisition, Fixed Assets Acquired Acquisitions, Intangible Assets Acquired Acquisition, Inventory Acquired Acquisition, Investments Acquired Acquisitions, Other Assets Acquired Acquisition, Value of Assets Acquired Acquisition, Value of Assets Acquired, Total Acquisition, Interest Acquired Acquisitions, Debt Assumed Acquisitions, Employee Benefit Liabilities Assumed Acquisitions, Other Liabilities Assumed Acquisitions, Payables Assumed Acquisitions, Value of Liabilities Assumed Acquisitions, Value of Liabilities Assumed, Total Acquisitions, Noncash Financial or Equity Instrument Consideration, Due Date, Day, Month and Year Acquisitions, Noncash Financial or Equity Instrument Consideration, Due Date, Month and Year Acquisitions, Noncash Financial or Equity Instrument Consideration, Due Date, Year Acquisitions, Noncash Financial or Equity Instrument Consideration, Options Issued Acquisitions, Noncash Financial or Equity Instrument Consideration, Rate Acquisitions, Noncash Financial or Equity Instrument Consideration, Shares Issued Acquisitions, Noncash Financial or Equity Instrument Consideration, Warrants Issued Acquisitions, Nonmonetary Assets Transferred Acquisitions [Axis] Acquisition [Line Items] Noncash or Part Noncash Acquisitions [Table] Additional Cash and Cash Equivalent Related Text Additional Charges for Customers' and Noncustomers' Commodity Accounts Additional Charges for Customers' and Noncustomers' Security Accounts Additions to Contract Holders Funds Additional Minimum Pension Liability, Net of Tax Additional Paid in Capital, Options Additional Paid in Capital, Ending Balance Additional Paid in Capital, Beginning Balance Additional Paid in Capital Additional Paid in Capital, Total Additional Paid in Capital, Common Stock, Period Increase (Decrease) Additional Paid in Capital, Common Stock, Period Increase (Decrease), Total Additional Paid in Capital, Common Stock, Repurchased and Retired Additional Paid in Capital, Common Stock, Retired Additional Paid in Capital, Common Stock, Shares Held in Trust for Employee Stock Ownership Plan Additional Paid in Capital, Common Stock, Stock Dividend Additional Paid in Capital, Common Stock, Stock Issued, Acquisitions Additional Paid in Capital, Common Stock, Stock Issued, Employee Stock Ownership Plan Additional Paid in Capital, Common Stock, Stock Issued, Employee Stock Purchase Plan Additional Paid in Capital, Common Stock, Stock Issued, New Issues Additional Paid in Capital, Common Stock, Stock Issued, Restricted Stock Award, Forfeitures Additional Paid in Capital, Common Stock, Stock Issued, Restricted Stock Award, Net of Forfeitures Additional Paid in Capital, Common Stock, Stock Issued, Restricted Stock Award, Net of Forfeitures, Total Additional Paid in Capital, Common Stock, Stock Issued, Restricted Stock Award, Gross Additional Paid in Capital, Common Stock, Stock Issued, Share-based Compensation Additional Paid in Capital, Common Stock, Stock Issued, Stock Options Exercised Additional Paid in Capital, Common Stock, Stock Issued, Value, Mark-to-Market Adjustment Additional Paid in Capital, Common Stock, Stock Issued Additional Paid in Capital, Common Stock, Stock Issued, Total Additional Paid in Capital, Common Stock, Tax Benefit from Share-based Compensation Additional Paid in Capital, Common Stock, Treasury Stock Reissued as Common Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Additional Paid in Capital, Common Stock Additional Paid in Capital, Period Increase (Decrease) Additional Paid in Capital, Period Increase (Decrease), Total Additional Paid in Capital, Preferred Stock, Converted Additional Paid in Capital, Preferred Stock, Period Increase (Decrease) Additional Paid in Capital, Preferred Stock, Period Increase (Decrease), Total Additional Paid in Capital, Preferred Stock, Issued Additional Paid in Capital, Preferred Stock, Retired Additional Paid in Capital, Preferred Stock, Stock Dividend Additional Paid in Capital, Preferred Stock, Ending Balance Additional Paid in Capital, Preferred Stock, Beginning Balance Additional Paid in Capital, Preferred Stock Additional Paid in Capital, Shares Held in Trust for Employee Stock Ownership Plan Additional Paid in Capital, Stock Dividend Additional Paid in Capital, Stock Issued, Acquisitions Additional Paid in Capital, Stock Issued, Employee Stock Ownership Plan Additional Paid in Capital, Stock Issued, Employee Stock Purchase Plan Additional Paid in Capital, Stock Issued, New Issues Additional Paid in Capital, Stock Issued, Restricted Stock Award, Forfeitures Additional Paid in Capital, Stock Issued, Restricted Stock Award, Net of Forfeitures Additional Paid in Capital, Stock Issued, Restricted Stock Award, Net of Forfeitures, Total Additional Paid in Capital, Stock Issued, Restricted Stock Award, Gross Additional Paid in Capital, Stock Issued, Share-based Compensation Additional Paid in Capital, Stock Issued, Stock Options Exercised Additional Paid in Capital, Stock Issued, Value, Mark-to-Market Adjustment Additional Paid in Capital, Stock Issued Additional Paid in Capital, Stock Issued, Total Additional Paid in Capital, Stock Repurchased and Retired Additional Paid in Capital, Stock Retired Additional Paid in Capital, Tax Benefit from Share-based Compensation Additional Paid in Capital, Treasury Stock Reissued as Common Stock Payments to Acquire Productive Assets [Abstract] Payments to Acquire Productive Assets Payments to Acquire Productive Assets, Total Time Sharing Transactions, Additions to Allowance for Current Period Sales on Receivables Sold with Recourse Time Sharing Transactions, Additions to Allowance for Current-Period Sales Additions to Real Estate, Gross Additions to Real Estate, Gross, Total Additions to Other Assets, Noncurrent, Description Adjustable Rate Residential Mortgage [Member] Adjustment for Accretion Adjustment of Other Comprehensive Income for Additional Minimum Pension Liability before adoption of SFAS 158, Net of Tax Adjustment Acquisition Real Estate Held-for-sale Increase (Decrease) in Allowance for Funds Used During Construction Adjustment for Amortization [Abstract] Amortization of Advance Royalty Amortization of Debt Issuance Costs Amortization of Financing Costs and Discounts [Abstract] Amortization of Financing Costs and Discounts Amortization of Financing Costs and Discounts, Total Amortization of Deferred Hedge Gains Amortization of Deferred Property Taxes Adjustment Amortization, Investment Amortization of Leased Asset Amortization of Nuclear Fuel Lease Amortization of Power Contracts Emission Credits Amortization of Rate Deferral Restricted Stock Expense Adjustment for Amortization Adjustment for Amortization, Total Noncash Commission and Closing Costs Gain (Loss) on Sale of Commodity Contracts Cost of Goods Sold, Depreciation Cost of Operating Properties Sold Depreciation, Cost of Services Increase (Decrease) in Deferred Gas Cost Deferred Income Taxes Investment Tax Credit Deferred Purchased Power Costs Depletion of Oil and Gas Properties Depreciation [Abstract] Depreciation Depreciation, Total Adjustment for Depreciation, Depletion and Accretion [Abstract] Adjustment for Depreciation, Depletion and Accretion Adjustment for Depreciation, Depletion and Accretion, Total Adjustment for Depreciation and Depletion Depreciation Premises and Equipment Gain (Loss) on Sale of Derivatives Noncash Development Profits, Net of Taxes Equity Method Investments, Dividends or Distributions Income (Loss) from Equity Unconsolidated Real Estate Partnerships Employee Benefits and Stock-Based Compensation [Abstract] Employee Benefits and Stock-Based Compensation Employee Benefits and Stock-Based Compensation, Total Adjustment for Long-term Intercompany Transactions [Abstract] Adjustment for Long-term Intercompany Transactions, Gross of Tax Adjustment for Long-term Intercompany Transactions, Net of Tax Adjustment for Long-term Intercompany Transactions, Net of Tax, Total Impairment of Leasehold Issuance of Stock and Warrants for Services or Claims Noncash Merger Related Costs Adjustment Minority Interest in Operating Partnerships Adjustment Minority Interest in Partial Interest Gain (Loss) on Sale of Mortgage Loans, Net Amortization of Net Investment Premium Adjustment Officers Compensation Adjustment Officers Compensation, Total Adjustments to Other Deferred Charges Adjustment Other Minority Interest Adjustment to Other Real Estate Inventory Adjustment Other Real Estate Owned Increase (Decrease) in Gas Imbalance Receivable Pension and Employee Benefits Provisions Adjustment Plant Capacity Adjustment Proceeds from Real Estate Held-for-sale Noncash Project Abandonment Costs Gain (Loss) on Sale of Property Plant Equipment [Abstract] Purchase of Operating Properties Gain (Loss) on Sale of Oil and Gas Property [Abstract] Gain (Loss) on Sale of Oil and Gas Property Gain (Loss) on Sale of Oil and Gas Property, Total Gain (Loss) on Sale of Property [Abstract] Gain (Loss) on Sale of Property Gain (Loss) on Sale of Property, Total Gain (Loss) on Sale of Proved Property Gain (Loss) on Sale of Timber Property Gain (Loss) on Sale of Unproved Property Gain (Loss) on Sale of Other Assets Gain (Loss) on Sale of Equity Method Investments Gain (Loss) on Sale of Other Investments Gain (Loss) on Sale of Project Adjustment Realized Gain (Loss) on Sale of Property Gain (Loss) on Sale of Debt Investments Gain (Loss) on Sale of Equity Investments Gain (Loss) on Sale of Investment Properties Reclamation and Mine Shutdown Provision Reimbursement from Limited Partnership Investment Noncash Rent Revenue Retained Interest Impairment Charges Stock Option Plan Expense Storm Damage Provision Unrealized Gain (Loss) on Derivatives Unrealized Gain (Loss) on Energy Contracts Unrealized Gain (Loss) on Derivatives and Commodity Contracts [Abstract] Unrealized Gain (Loss) on Derivatives and Commodity Contracts Unrealized Gain (Loss) on Derivatives and Commodity Contracts, Total Unrealized Gain (Loss) on Commodity Contracts Unrealized Gain (Loss) on Investments [Abstract] Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments, Total Adjustment of Warrants Granted for Services Write-off of Inventory Write-off Property, Plant, and Equipment Write-off of Unamortized Debt Issuance Costs Adjustments to Reconcile to Income (Loss) from Continuing Operations [Abstract] Adjustments to Reconcile to Income (Loss) from Continuing Operations Adjustments to Reconcile to Income (Loss) from Continuing Operations, Total Adjustments to Reconcile Income (Loss) to Net Cash Provided by (Used in) Continuing Operations [Abstract] Adjustments to Reconcile Income (Loss) to Net Cash Provided by (Used in) Continuing Operations Adjustments to Reconcile Income (Loss) to Net Cash Provided by (Used in) Continuing Operations, Total Adjustments of Retained Earnings and Accumulated Other Comprehensive Income (Loss) Due to Application of Measurement Provisions [Abstract] Administrative Fees, Description Adoption Date of SFAS 156 Adoption of SFAS 158, Employers' Accounting for Defined Benefit Pension and Other Postretirement Plans [Abstract] Advance Payments by Borrowers for Taxes and Insurance Advance Payments by Borrowers for Taxes and Insurance Disclosure [Abstract] Advance Payments by Borrowers for Taxes and Insurance, at Fair Value Advance Payments by Borrowers for Taxes and Insurance Related Text Advance Payments by Borrowers for Taxes and Insurance Summary Advance Rent Advances from Federal Home Loan Banks Advances for Gas Exploration, Development and Production Amount Advances to Affiliate Advertising Barter Transactions, Advertising Barter Costs Advertising Barter Transactions, Advertising Barter Revenue Advertising Barter Transactions, Indeterminable Fair Value Disclosure Advertising Barter Transactions [Member] Advertising Barter Transactions Advertising Costs, Capitalized Direct Response Advertising, Amortization Advertising Costs, Capitalized Direct Response Advertising, Asset Additions Advertising Costs, Capitalized Direct Response Advertising, Write-down Advertising Costs, Policy [Abstract] Advertising Costs, Policy, Capitalized Direct Response Advertising, Amortization Period Advertising Costs, Policy, Capitalized Direct Response Advertising, Description of Qualifying Activity Advertising Costs, Policy, Capitalized Direct Response Advertising, Types of Costs Capitalized Advertising Costs, Policy, Capitalized Direct Response Advertising Advertising Cost, Policy, Expensed Advertising Cost Advertising Costs, Policy Advertising Expense [Member] Advertising Revenue Advertising Expense Aged Fails-to-Deliver Aged Short Security Differences Real Estate, Federal Income Tax Basis Gain (Loss) on Derivative Instruments, Net, Net of Tax Gain (Loss) on Derivative Instruments, Net, Net of Tax, Total Gain on Derivative Instruments, Gross of Tax Gain on Derivative Instruments, Net of Tax Indebtedness [Abstract] Indebtedness Indebtedness, Total Loss on Derivative Instruments, Gross of Tax Loss on Derivative Instruments, Net of Tax Agricultural Related Inventory [Abstract] Agricultural Related Inventory Air Traffic Liability Aircraft, Accumulated Depreciation Airline Related Inventory, Aircraft Fuel Aircraft, Gross Air Transportation Equipment [Member] Aircraft, Net Airline Related Inventory, Aircraft Parts Airline Related Inventory [Abstract] Airline Related Inventory All Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Not Accounted for Using Income Recognition Model, at Carrying Value All Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model, End of Period, at Carrying Value All Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Not Accounted for Using Income Recognition Model, End of Period, at Carrying Value All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model, Ending Balance Allocation of Stock Compensation, General Administrative Allocation of Stock Compensation, Marketing and Selling Allocation of Stock Compensation, Other Cost and Expense Allocation of Stock Compensation, Research and Development Allocation of Undistributed Earnings for Participating Securities [Abstract] Allocation of Undistributed Earnings for Participating Securities Allocation of Undistributed Earnings for Participating Securities, Total Allocations to Policyholders, Policies Allowable Assets Erroneously Reported as Nonallowable Allowable Assets Erroneously Reported as Nonallowable, Total Allowance for Doubtful Accounts Receivable, Noncurrent Allowance for Doubtful Accounts, Continuing Operations [Member] Allowance for Doubtful Accounts Receivable, Current, Ending Balance Allowance for Doubtful Accounts Receivable, Current, Beginning Balance Allowance for Doubtful Accounts Receivable, Current Allowance for Doubtful Accounts, Current [Member] Allowance for Doubtful Accounts, Discontinued Operations [Member] Allowance for Doubtful Accounts, Long-term [Member] Allowance for Doubtful Accounts [Member] Allowance for Franchise Notes Receivable [Member] Allowance for Franchise Receivables [Member] Allowance for Funds Used During Construction [Member] Inventory Valuation Reserve [Member] Allowance for Loan and Lease Losses [Member] Allowance for Loan and Lease Losses, Foreign Currency Translation Allowance for Loan and Lease Losses, Loans Acquired Allowance for Loan and Lease Losses, Loans Sold Allowance for Loan and Lease Losses [Roll Forward] Allowance for Loan and Lease Losses, Period Increase (Decrease) Allowance for Loan and Lease Losses, Period Increase (Decrease), Total Allowance for Loan and Lease Losses, Other Adjustments, Net Allowance for Loan and Lease Losses, Other Adjustments, Net, Total Allowance for Loan and Lease Losses, Provision for Loss, Gross Allowance for Loan and Lease Losses, Provision for Loss, Net Allowance for Loan and Lease Losses, Provision for Loss, Net, Total Allowance for Loan and Lease Losses, Recoveries of Bad Debts Allowance for Loan and Lease Losses, Write-offs Allowance for Losses on Finance Receivables [Member] Allowance for Notes Receivable [Member] Allowance for Notes Receivable, Current Allowance for Promotions [Member] Allowance for Receivable from Insurance Provider [Member] Allowance for Reinsurance Recoverable [Member] Allowance for Sales Returns [Member] Allowance for Trade Receivables [Member] Time Sharing Transactions, Allowance for Uncollectible Accounts on Receivables Sold with Recourse, Ending Balance Time Sharing Transactions, Allowance for Uncollectible Accounts on Receivables Sold with Recourse, Beginning Balance Time Sharing Transactions, Allowance for Uncollectible Accounts on Receivables Sold with Recourse Time Sharing Transactions, Allowance for Uncollectible Accounts, Ending Balance Time Sharing Transactions, Allowance for Uncollectible Accounts, Beginning Balance Time Sharing Transactions, Allowance for Uncollectible Accounts Allowance for Uncollectible Agency Loans [Member] Allowance for Uncollectible Customer's Liability for Acceptances Allowance for Uncollectible Deductibles [Member] Allowance for Uncollectible Premiums Receivable from Underwriting Activities [Member] Allowance for Funds Used During Construction Alternative Disclosure on Productive Wells Alternative Excess Net Capital Alternative Excess Net Capital, Total Alternative Net Capital Requirement Alternative Net Capital Requirement, Total Amortization of Deferred Charges [Abstract] Amortization of Acquisition Costs Amortization of Capitalized Value of Business Acquired Asset Cost of Goods Sold, Amortization Amortization of Deferred Loan Fees Amortization of Deferred Policy Acquisition Costs Amortization of Deferred Policy Acquisition Costs, Total Amortization of Deferred Sales Commissions [Member] Amortization of Deferred Sales Commissions Amortization Expense of Deferred Finance Cost Amortization Expense of Other Deferred Cost Amortization of Financing Costs Amortization of Goodwill [Member] Amortization of Intangible Assets and Goodwill [Member] Amortization of Intangible Assets [Abstract] Amortization of Intangible Assets Amortization of Intangible Assets, Total Amortization of Intangibles, Nonproduction [Member] Amortization of Intangibles, Nonproduction Amortization of Mortgage Servicing Rights (MSRs) Other Amortization of Deferred Charges Amortization Period of Deferred Gain (Loss) on Discontinuation of Fair Value Hedge Amortization Period of Deferred Gain (Loss) on Discontinuation of Foreign Currency Fair Value Hedge Amortization Period of Deferred Gain (Loss) on Discontinuation of Interest Rate Fair Value Hedge Amortization Period of Deferred Gain (Loss) on Discontinuation of Price Risk Fair Value Hedge Amortization of Regulatory Asset [Member] Amortization of Regulatory Asset Amortization of Value of Business Acquired (VOBA) Amortization of Deferred Charges Amortization of Deferred Charges, Total Real Estate, Intercompany Profits Included in Carrying Amount Amount Available for Dividend Distribution with Approval from Regulatory Agencies Amount Available for Dividend Distribution without Affecting Capital Adequacy Requirements Amount Available for Dividend Distribution without Prior Approval from Regulatory Agency Cash Flow Hedge Gain (Loss) Reclassified to Cost of Sales, Net Cash Flow Hedge Gain (Loss) Reclassified to Cost of Sales, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Interest Expense, Net Cash Flow Hedge Gain (Loss) Reclassified to Interest Expense, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Investment Income, Net Cash Flow Hedge Gain (Loss) Reclassified to Investment Income, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Other Expense, Net Cash Flow Hedge Gain (Loss) Reclassified to Other Expense, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Other Income, Net Cash Flow Hedge Gain (Loss) Reclassified to Other Income, Net, Total Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net, Total Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Cash Flow Hedge Gain Reclassified to Cost of Sales Cash Flow Hedge Gain Reclassified to Earnings Cash Flow Hedge Gain Reclassified to Earnings, Total Cash Flow Hedge Gain Reclassified to Interest Expense Cash Flow Hedge Gain Reclassified to Investment Income Cash Flow Hedge Gain Reclassified to Other Expense Cash Flow Hedge Gain Reclassified to Other Income Cash Flow Hedge Gain Reclassified to Revenue Cash Flow Hedge Loss Reclassified to Cost of Sales Cash Flow Hedge Loss Reclassified to Earnings Cash Flow Hedge Loss Reclassified to Earnings, Total Cash Flow Hedge Loss Reclassified to Interest Expense Cash Flow Hedge Loss Reclassified to Investment Income Cash Flow Hedge Loss Reclassified to Other Expense Cash Flow Hedge Loss Reclassified to Other Income Cash Flow Hedge Loss Reclassified to Revenue Cumulative Translation Adjustment Reclassified to Earnings, Loss (Gain), Net of Tax Amount of Deferred Costs Related to Long-term Contracts Deferred Gain (Loss) on Discontinuation of Fair Value Hedge Deferred Gain (Loss) on Discontinuation of Foreign Currency Fair Value Hedge Deferred Gain (Loss) on Discontinuation of Interest Rate Fair Value Hedge Deferred Gain (Loss) on Discontinuation of Price Risk Fair Value Hedge Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months Amount of Gain (Loss) Related to Irrevocable Election to Reclassify Available-for-sale Securities to Trading Securities upon Adoption of SFAS 156 Amount of Ineffectiveness on Net Investment Hedges Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Price Risk Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Price Risk Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months Translation Adjustment for Net Investment Hedge, Reclassified to Earnings, Net of Tax, Loss (Gain) Translation Adjustment Functional to Reporting Currency Reclassified to Earnings, Net of Tax, Loss (Gain) Due from Affiliate, Current Due from Affiliate, Noncurrent Due from Affiliate, Unclassified Due from Employees, Current Due from Employees, Noncurrent Due from Employees, Unclassified Due from Joint Ventures, Current Due from Joint Ventures, Noncurrent Due from Joint Ventures, Unclassified Due from Other Related Parties, Current Due from Other Related Parties, Noncurrent Due from Other Related Parties, Unclassified Due from Related Parties, Unclassified Due from Related Parties, Unclassified, Total Due to Affiliate Due to Affiliate, Noncurrent Due to Affiliates Due to Employees Due to Employee, 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Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Gain (Loss), Amount Assets Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Gain (Loss), Classification Assets Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) Reported in Earnings and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Table] Assets Measured on Recurring Basis, Level 3, Summary of Where Gain (Loss) Reported in Earnings and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Abstract] Assets of Discontinued Operations Assets or Liabilities from Transfers of Financial Assets Having No Reasonable Estimate of Fair Value, Carrying Amount, Total Assets or Liabilities from Transfers of Financial Assets Having No 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Maturities, at Fair Value, Total Available-for-sale Securities, Gross Realized Gains Available-for-sale Securities, Gross Realized Losses Available-for-sale, Unrealized Loss, One Year or Longer, Fair Value, Asset-Backed Securities Available-for-sale, Unrealized Loss, Less than One Year, Fair Value, Asset-Backed Securities Available-for-sale, Unrealized Loss, One Year or Longer, Fair Value, Auction Rate Securities Available-for-sale, Unrealized Loss, Less than One Year, Fair Value, Auction Rate Securities Available-for-sale, Unrealized Loss, One Year or Longer, Fair Value, Equity Securities Available-for-sale, Unrealized Loss, Less than One Year, Fair Value, Equity Securities Available-for-sale, Unrealized Loss, Fair Value Available-for-sale, Unrealized Loss, Fair Value, Total Available-for-sale, Unrealized Loss, One Year or Longer, Fair Value, Bank Time Deposits Available-for-sale, Unrealized Loss, Less than One Year, Fair Value, Bank Time Deposits Available-for-sale, Unrealized Loss, 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Debt, Total Available-for-sale, Unrealized Loss Positions, One Year or Longer, US Corporate Debt Available-for-sale, Unrealized Loss Positions, Less than One Year, US Corporate Debt Available-for-sale Securities in Unrealized Loss Positions, Unrealized Losses on US Corporate Debt Available-for-sale Securities in Unrealized Loss Positions, Unrealized Losses on US Corporate Debt, Total Available-for-sale, Unrealized Loss Positions, One Year or Longer, Variable Demand Obligations Available-for-sale, Unrealized Loss Positions, Less than One Year, Variable Demand Obligations Available-for-sale, Unrealized Loss Positions, Variable Demand Obligations Available-for-sale, Unrealized Loss Positions, Variable Demand Obligations, Total Available-for-sale Securities, Income Tax Expense on Change in Unrealized Holding Gain or Loss Available-for-sale Securities [Member] Available-for-sale Securities, Gross Realized Gain (Loss), Net Available-for-sale Securities, Gross Realized Gain (Loss), Net, Total Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds Available-for-sale Securities, Unrealized Holding Gain (Loss) Arising During Period Average Balance During Period of Loans Held-for-sale or Securitization Average Balance During Period of Loans Held-in-portfolio [Abstract] Average Balance During Period of Loans Held-in-portfolio Average Balance During Period of Loans Managed and Securitized Average Balance During Period of Loans Managed and Securitized, Total Average Balance During Period of Loans Securitized Average Production Cost Information Average Remaining Maturity of Foreign Currency Derivatives Average Term of Credit Risk Derivatives Bad Debt Reserve for Tax Purposes of US Savings and Loan Associations or Other Qualified Thrift Lender [Member] Balance Sheet Related Disclosures [Abstract] Bank Acceptances Executed and Outstanding Bank Acceptances Executed Loans to Finance Leveraged Buyout Bank Overdrafts [Member] Bank Overdrafts Bank Owned Life Insurance Time Deposits, at Carrying Value Bankers Acceptance [Member] Banker's Acceptance Banker's Acceptances [Abstract] Bankers Acceptances, Certificates of Deposit, and Commercial Paper Sold Broker Dealer, Securities Owned at Market Value, Bankers Acceptances Banking and Thrift Disclosure [Text Block] Bankruptcy Claims [Abstract] Bankruptcy Claims, Amount of Claims Expunged by Bankruptcy Court Bankruptcy Claims, Amount of Claims Filed Bankruptcy Claims, Amount of Claims Settled Bankruptcy Claims, Amount of Claims under Review by Management Bankruptcy Claims, Amount of Filed Claims Likely to be Denied Bankruptcy Claims, Amount Paid to Settle Claims Bankruptcy Claims, Date by which Contracts Must be Rejected by Debtor Bankruptcy Claims, Description of Claims under Review by Management Bankruptcy Claims, Description of Claims Bankruptcy Claims, Description of Material Contracts Assumed or Assigned Bankruptcy Claims, Description of Material Contracts Rejected Bankruptcy Claims, Last Date to File Claims with Bankruptcy Court Bankruptcy Claims, Number of Claims Expunged by Bankruptcy Court Bankruptcy Claims, Number Claims Filed Bankruptcy Claims, Number of Claims Settled Bankruptcy Claims, Number of Claims under Review by Management Bankruptcy Claims, Number of Filed Claims Likely to be Denied Bankruptcy of Customer [Member] Bankruptcy Proceedings, Court Where Petition Was Filed Bankruptcy Proceedings, Date Petition for Bankruptcy Filed Bankruptcy Proceedings, Description of Creditor Committees Bankruptcy Proceedings, Description of Management for Entities in Bankruptcy Bankruptcy Proceedings, Description of Non US Entities Bankruptcy Proceedings, Description of Operational Improvement Plans Bankruptcy Proceedings, Description of Orders Approved by Court Bankruptcy Proceedings, Description of Proceedings Bankruptcy Proceedings, Entities Included in Bankruptcy Filing Bankruptcy Proceedings, Entities Not Included in Bankruptcy Filing Bankruptcy Proceedings, Reasons for Bankruptcy Filing Earning Per Share, Basic [Abstract] Income (Loss) from Continuing Operations Per Outstanding Share, Basic Earning Per Share Adjustment Earning Per Share, Basic, before Adjustment [Abstract] Earning Per Share, Basic Earning Per Share, Basic, Total Basic Earning Per Share before Gain (Loss) on Real Estate [Abstract] Basic Earning Per Share before Gain (Loss) on Real Estate Basic Earning Per Share before Gain (Loss) on Real Estate, Total Basic Earning Per Share Gain (Loss) on Real Estate Basic Earning Per Share Adjustment, Pro Forma Basic Earning Per Share, Pro Forma Basis of Financial Statement Presentation in Chapter 11 Basis for Determining Classes of Servicing Assets and Servicing Liabilities Basis for Exemption from Segregation Requirements, Description Basis of Provision for Refunds under Government Contracts Basis Swap [Member] Interest Expense, Beneficial Interests Issued by Consolidated Variable Interest Entities Beneficial Interest Benefit Plans, Pension and Other Postretirement Plans, Nonpension Postretirement Benefits, Policy Benefit Plans, Pension and Other Postretirement Plans, Pensions, Policy Benefit Plans, Pension and Other Postretirement Plans, Policy Benefit Plans Policy Benefits, Claims, Losses and Settlement Expense Benefits, Claims, Losses and Settlement Expense, Total Billings in Excess of Cost Bond Amortization Expense Attributable to Notes, Net of Tax Bond Future [Member] Bond Option [Member] Amortization of Bond Premium and Discounts Bonds Investment Type [Domain] Bonds [Member] Borrowed [Member] Borrowed Securities Interest Expense, Borrowings Interest Expense, Borrowings, Total Interest Expense, Borrowings [Abstract] Borrowings under Guaranteed Investment Agreements Real Estate, Variable Interest Entity Borrowings Borrowings to Finance Leveraged Buyout [Abstract] Borrowings to Finance Leveraged Buyout Borrowings to Finance Leveraged Buyout, Total Breeding and Production Animals, Accumulated Depreciation Breeding and Production Animals, Gross Breeding and Production Animals [Member] Breeding and Production Animals, Net Bridge Loan [Member] Bridge Loan Broker Dealer Policies [Abstract] Broker Dealer Policies and Other Notes Disclosures Industry Specific Policies, Broker Dealer Broker Dealer Policies and Other Notes [Abstract] Broker-Dealer Related Receivables (Payables), Net Brokerage Receivables [Abstract] Brokerage Receivables Brokerage Receivables, Total Brokerage Commissions Payments for Brokerage Fees Payables to Broker-Dealers [Abstract] Brokers and Dealers Disclosure [Text Block] Buildings and Improvements, Gross, Total Buildings and Improvements, Gross Building Improvements [Member] Building [Member] Buildings, Accumulated Depreciation Buildings and Building Improvements, Accumulated Depreciation Buildings and Building Improvements, Net Buildings and Equipment, Accumulated Depreciation Buildings and Equipment, Gross Buildings and Equipment, Net Inventory, Buildings and Improvements Buildings and Land Improvements, Accumulated Depreciation Buildings and Land Improvements, Gross Buildings and Land Improvements, Net Buildings and Land, Net Buildings and Leasehold Improvements, Accumulated Depreciation Buildings and Leasehold Improvements, Gross Buildings and Leasehold Improvements, Net Buildings, Net Buildings Business Acquisition, Contingent Consideration, Accounting Treatment Business Acquisition, Contingent Consideration [Line Items] Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table] Business Acquisition, Contingent Consideration, at Fair Value Business Acquisition, Contingent Consideration, Potential Cash Payment Business Acquisition, Contingent Consideration, Potential Shares Issuable Business Acquisition, Cost of Acquired Entity [Abstract] Business Acquisition, Cost of Acquired Entity, Cash Paid Business Acquisition, Cost of Acquired Entity, Description of Purchase Price Components Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable Business Acquisition, Cost of Acquired Entity, Liabilities Incurred Business Acquisition, Cost of Acquired Entity, Other Noncash Consideration Business Acquisition, Cost of Acquired Entity, Purchase Price Business Acquisition, Cost of Acquired Entity, Purchase Price, Total Business Acquisition, Cost of Acquired Entity, Transaction Costs Business Acquisition, Date of Acquisition [Abstract] Business Acquisition, Date of Acquisition Agreement Business Acquisition, Description of Acquired Entity Business Acquisition, Planned Restructuring Activities, Description Business Acquisition, Effective Date of Acquisition Business Acquisition, Entity Acquired and Reason for Acquisition [Abstract] Business Acquisition, Equity Interest Issued or Issuable, Basis for Determining Value Business Acquisition, Equity Interest Issued or Issuable, Description Equity Interest Issued or Issuable, Type [Domain] Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Issued Schedule of Business Acquisitions by Acquisition, Equity Interest Issued or Issuable [Table] Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Business Acquisition, Equity Interests Issued or Issuable [Line Items] Business Acquisition, Name of Acquired Entity Business Acquisition, Percentage of Voting Interests Acquired Business Acquisition, Period Results Included in Combined Entity Business Acquisition, Preacquisition Contingency [Abstract] Business Acquisition, Preacquisition Contingency, Amount Business Acquisition, Preacquisition Contingency, Amount of Settlement Business Acquisition, Preacquisition Contingency, Description Business Acquisition, Preacquisition Contingency, Description of Settlement Business Acquisition, Preexisting Relationship [Abstract] Business Acquisition, Preexisting Relationship, Description Business Acquisition, Preexisting Relationship, Gain (Loss) Recognized Business Acquisition, Pro Forma Information [Abstract] Business Acquisition, Purchase Price Allocation [Abstract] Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets Business Acquisition, Amortizable Intangible Assets, Major Intangible Classes [Abstract] Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net, Total Business Acquisition, Purchase Price Allocation, Assets Acquired Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net [Abstract] Business Acquisition, Purchase Price Allocation, Capital Lease Obligation Accrual Business Acquisition, Purchase Price Allocation, Current Assets, Asset Held-for-sale Business Acquisition, Purchase Price Allocation, Current Assets, Asset Not to be Used Business Acquisition, Purchase Price Allocation, Current Assets, Asset Not to be Used, Total Business Acquisition, Purchase Price Allocation, Current Assets, Asset to be Disposed of Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents Business Acquisition, Purchase Price Allocation, Current Assets, Description Business Acquisition, Purchase Price Allocation, Current Assets, Finished Goods Business Acquisition, Purchase Price Allocation, Current Assets, Inventory Business Acquisition, Purchase Price Allocation, Current Assets, Inventory, Total Business Acquisition, Purchase Price Allocation, Current Assets, Marketable Securities Business Acquisition, Purchase Price Allocation, Current Assets, Merchandise Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Business Acquisition, Purchase Price Allocation, Current Assets, Raw Materials Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Business Acquisition, Purchase Price Allocation, Current Assets, Work-in-Progress Business Acquisition, Purchase Price Allocation, Current Assets Business Acquisition, Purchase Price Allocation, Current Assets, Total Business Acquisition, Purchase Price Allocation, Current Liabilities, Accounts Payable Business Acquisition, Purchase Price Allocation, Current Liabilities, Accrued Liabilities Business Acquisition, Purchase Price Allocation, Current Liabilities, Description Business Acquisition, Purchase Price Allocation, Current Liabilities, Long-term Debt Business Acquisition, Purchase Price Allocation, Current Liabilities, Other Liabilities Business Acquisition, Purchase Price Allocation, Current Liabilities Business Acquisition, Purchase Price Allocation, Current Liabilities, Total Business Acquisition, Purchase Price Allocation, Deferred Income Taxes, Asset (Liability), Net Business Acquisition, Purchase Price Allocation, Equipment Business Acquisition, Purchase Price Allocation, Goodwill [Abstract] Business Acquisition, Purchase Price Allocation, Goodwill Amount Business Acquisition, Purchase Price Allocation, Goodwill Amount, Total Business Acquisition, Purchase Price Allocation, Goodwill, Description Business Acquisition, Purchase Price Allocation, Goodwill, Expected Tax Deductible Amount Business Acquisitions by Acquisition, Goodwill Allocated to Segment Business Acquisition, Purchase Price Allocation, Intangible Assets Not Amortizable Business Acquisition, Purchase Price Allocation, Intangible Assets Not Amortizable, Amount Allocated, Total Business Acquisition, Purchase Price Allocation, Intangible Assets, Description Business Acquisitions by Acquisition, Intangible Asset Not Amortizable Allocated to Segment Allocation of Intangible Assets Not Amortizable and Goodwill by Segment [Axis] Business Acquisitions by Acquisition, Allocation of Intangible Assets Not Amortizable and Goodwill [Line Items] Allocation of Intangible Assets Not Amortizable and Goodwill, Segment [Domain] Schedule of Business Acquisitions by Acquisition, Allocation of Intangible Assets Not Amortizable and Goodwill to Segments [Table] Business Acquisition, Purchase Price Allocation, Liabilities Assumed Business Acquisition, Purchase Price Allocation, Methodology Business Acquisition, Purchase Price Allocation, Mineral Rights Business Acquisition, Purchase Price Allocation, Natural Resources Business Acquisition, Purchase Price Allocation, Negative Goodwill, Description Business Acquisition, Purchase Price Allocation, Noncurrent Assets, Description Business Acquisition, Purchase Price Allocation, Noncurrent Assets Business Acquisition, Purchase Price Allocation, Noncurrent Assets, Total Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Description Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Long-term Debt Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Restructuring Cost Accrual Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Total Business Acquisition, Purchase Price Allocation, Notes Payable and Long-term Debt Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets Business Acquisition, Purchase Price Allocation, Plant Business Acquisition, Purchase Price Allocation, Preacquisition Contingency Accrual Business Acquisition, Purchase Price Allocation, Projected Benefit Obligation (Asset) Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment, Total Business Acquisition, Purchase Price Allocation, Property Business Acquisition, Purchase Price Allocation, Status Business Acquisition, Trademarks Allocation Business Acquisition, Purchase Price Allocation, Unfavorable Contract Accrual Business Acquisition, Purchase Price Allocation, Warranty Liability Business Acquisition, Reason for Acquisition Business Acquisition, Revenue Reported by Acquired Entity for Last Annual Period Business Acquisition, Standard Industrial Classification (SIC Code) for Acquired Entity Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition [Line Items] Business Acquisition, Pro Forma Information, Description Business Acquisition, Pro Forma Earning Per Share, Basic Business Acquisition, Pro Forma Earning Per Share, Diluted Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax, Per Share, Diluted Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax, Per Share, Basic Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax Business Acquisition, Pro Forma Information [Text Block] Business Acquisition, Pro Forma Net Income (Loss) Business Acquisition, Pro Forma Revenue Business Acquisition, Copyrights Allocation Business Acquisition, Copyrights Amortization Method Business Acquisition, Copyrights Amortization Period Business Acquisition, Copyrights Description Business Acquisition, Copyrights Residual Value Business Acquisition, Covenants Not to Compete Allocation Business Acquisition, Covenants Not to Compete Amortization Method Business Acquisition, Covenants Not to Compete Amortization Period Business Acquisition, Covenants Not to Compete Description Business Acquisition, Patents Allocation Business Acquisition, Patents Amortization Method Business Acquisition, Patents Amortization Period Business Acquisition, Patents Description Business Acquisition, Patents Residual Value Business Acquisition, Research and Development Allocation Business Acquisition, Purchase Price Allocation, Research and Development Allocation, Total Business Acquisition, Research and Development, Capitalized Allocation Business Acquisition, Research and Development, Capitalized Amortization Method Business Acquisition, Research and Development, Capitalized Amortization Period Business Acquisition, Research and Development, Capitalized Residual Value Business Acquisition, Research and Development Description Business Acquisition, Research and Development Expensed, Income Statement Caption Business Acquisition, Trademarks Amortization Method Business Acquisition, Trademarks Amortization Period Business Acquisition, Trademarks Description Business Acquisition, Trademarks Residual Value Schedule of Business Acquisitions by Acquisition [Table] Business Combination [Member] Purchase Transaction Policy Business Combinations and Other Purchase Transactions, Policy Business Combinations Policy Business Development [Member] Business Exit Costs Calculation of Diluted Earnings Assuming Exercised, Converted, or Issued [Abstract] Cancellation of Contract [Member] Capital Accumulation Plan Capital Additions [Member] Payments for (Proceeds from) Productive Assets [Abstract] Payments for (Proceeds from) Productive Assets Payments for (Proceeds from) Productive Assets, Total Capital and Allowable Subordinated Borrowings [Abstract] Capital and Allowable Subordinated Borrowings Capital and Allowable Subordinated Borrowings, Total Capital Construction Fund Payments of Capital Distribution Capital Lease Expense [Member] Capital Lease Obligations, Current Capital Lease Obligations [Member] Capital Lease Obligations, Noncurrent Capital Leases of Lessor [Abstract] Capital Leases of Lessee [Abstract] Capital Leases, Lessor Balance Sheet [Abstract] Capital Leases, Lessee Balance Sheet [Abstract] Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Deprecation Capital Leases, Lessee Balance Sheet, Assets by Major Class, Building Capital Leases, Lessee Balance Sheet, Assets by Major Class, Computer Equipment Capital Leases, Lessee Balance Sheet, Assets by Major Class, Furniture and Fixtures Capital Leases, Balance Sheet, Assets by Major Class, Gross Capital Leases, Balance Sheet, Assets by Major Class, Gross, Total Capital Leases, Lessee Balance Sheet, Assets by Major Class, Land Capital Leases, Lessee Balance Sheet, Assets by Major Class, Leasehold Improvements Capital Leases, Lessee Balance Sheet, Assets by Major Class, Machinery and Equipment Capital Leases, Balance Sheet, Assets by Major Class, Net Capital Leases, Balance Sheet, Assets by Major Class, Net, Total Capital Leases, Lessee Balance Sheet, Assets by Major Class, Other Property, Plant, and Equipment Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Current Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Noncurrent Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing and Sales Type Leases, Current Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing and Sales Type Leases, Current, Total Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing and Sales Type Leases, Noncurrent Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing and Sales Type Leases, Noncurrent, Total Net Investment in Direct Financing and Sales Type Leases Net Investment in Direct Financing and Sales Type Leases, Total Capital Leases, Lessor Balance Sheet, Net Investment in Sales Type Leases, Current Capital Leases, Lessor Balance Sheet, Net Investment in Sales Type Leases, Noncurrent Capital Leases, Contingent Rental Payments Receivable Capital Leases, Contingent Rental Payments Due Capital Leases, Description of Leasing Arrangements Capital Leases, Future Minimum Payments Receivable Capital Leases, Future Minimum Payments Receivable, Total Capital Leases, Future Minimum Payments Receivable [Abstract] Capital Leases, Future Minimum Payments Due [Abstract] Capital Leases, Future Minimum Payments Receivable, Current Capital Leases, Future Minimum Payments Due, Current Capital Leases, Future Minimum Payments, Receivable in Five Years Capital Leases, Future Minimum Payments, Due in Five Years Capital Leases, Future Minimum Payments, Receivable in Four Years Capital Leases, Future Minimum Payments, Due in Four Years Capital Leases, Future Minimum Payments, Receivable in Three Years Capital Leases, Future Minimum Payments, Due in Three Years Capital Leases, Future Minimum Payments, Receivable in Two Years Capital Leases, Future Minimum Payments, Due in Two Years Capital Leases, Future Minimum Payments, Receivable Due Thereafter Capital Leases, Future Minimum Payments, Due Thereafter Capital Leases, Future Minimum Payments, Executory Costs Capital Leases, Future Minimum Payments, Interest Included in Payments Capital Leases, Future Minimum Payments, Net Minimum Payments Capital Leases, Future Minimum Payments, Net Minimum Payments, Total Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments, Total Capital Leases, Future Minimum Payments Due Capital Leases, Future Minimum Payments Due, Total Capital Leases, Future Minimum Sublease Rentals Capital Leases, Income Statement, Lease Revenue, Income Statement of Lessor [Abstract] Capital Leases, Income Statement of Lessee [Abstract] Capital Leases, Income Statement, Amortization Expense Capital Leases, Income Statement, Direct Financing Lease Revenue Capital Leases, Income Statement, Interest Expense Capital Leases, Income Statement, Lease Revenue Capital Leases, Income Statement, Lease Revenue, Total Capital Leases, Income Statement, Sales Type Lease Revenue Capital Leases, Liabilities [Abstract] Capital Leases, Liabilities Capital Leases, Liabilities, Total Capital Leases, Net Investment in Direct Financing Leases [Abstract] Capital Leases, Net Investment in Direct Financing Leases, Allowance for Uncollectible Minimum Lease Payments Capital Leases, Net Investment in Direct Financing Leases, Executory Costs Capital Leases, Net Investment in Direct Financing Leases, Initial Direct Costs Capital Leases, Net Investment in Direct Financing Leases, Minimum Payments to be Received Capital Leases, Net Investment in Direct Financing Leases, Deferred Income Capital Leases, Net Investment in Direct Financing Leases, Unguaranteed Residual Values of Leased Property Capital Leases, Net Investment in Direct Financing Leases Capital Leases, Net Investment in Direct Financing Leases, Total Capital Leases, Net Investment in Direct Financing and Sales Type Leases Capital Leases, Net Investment in Direct Financing and Sales Type Leases, Total Capital Leases, Net Investment in Sales Type Leases [Abstract] Capital Leases, Net Investment in Sales Type Leases, Allowance for Uncollectible Minimum Lease Payments Capital Leases, Net Investment in Sales Type Leases, Executory Costs Capital Leases, Net Investment in Sales Type Leases, Minimum Payments to be Received Capital Leases, Net Investment in Sales Type Leases, Deferred Income Capital Leases, Net Investment in Sales Type Leases, Unguaranteed Residual Values of Leased Property Capital Leases, Net Investment in Sales Type Leases Capital Leases, Net Investment in Sales Type Leases, Total Capital Requirement of Consolidated Broker-Dealer Subsidiary Electing Alternative Method Interest Expense, Capital Securities Capital Unit [Domain] Capital Units Authorized Capital Units [Axis] Capital Units [Line Items] Capital Units Outstanding Capital Units [Table] Capital Units Capitalization of Deferred Policy Acquisition Costs, Policy Capitalization of Other Expense to Deferred Acquisition Cost (DAC) Capitalized Computer Software, Accumulated Amortization Capitalized Computer Software, Additions Capitalized Computer Software, Amortization Capitalized Computer Software, Net [Abstract] Capitalized Computer Software, Gross Capitalized Computer Software, Impairments Capitalized Computer Software, Net Capitalized Computer Software, Net, Total Capitalized Computer Software, Net, Beginning Balance Capitalized Computer Software, Net, Ending Balance Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance for Relating to Oil and Gas Producing Activities Capitalized Costs, Asset Retirement Obligation Asset Geographic Area of Capitalized Costs [Domain] Capitalized Costs, Mineral Interests in Proved Properties Capitalized Costs, Mineral Interests in Unproved Properties Capitalized Costs, Proportional Interest of Net Capitalized Costs of Equity Companies, Net Capitalized Costs, Proved Properties Capitalized Costs, Support Equipment and Facilities Capitalized Costs, Uncompleted Wells, Equipment and Facilities Capitalized Costs, Unproved Properties Capitalized Costs, Wells and Related Equipment and Facilities Capitalized Costs, Oil and Gas Producing Activities, Net Capitalized Costs Relating to Oil and Gas Producing Activities, by Geographic Area [Axis] Capitalized Costs, Oil and Gas Producing Activities, Gross Capitalized Costs Relating to Oil and Gas Producing Activities, by Geographic Area [Line Items] Capitalized Costs Relating to Oil and Gas Producing Activities, by Geographic Area [Table] Inventory Capitalized Costs Capitalized Interest Costs, Gross Capitalized Interest Costs, Net Capitalized Interest Expense Incurred Capitalized Software Development Costs for Software Sold to Customers Carrying Amount of Mortgage Loans on Real Estate [Abstract] Mortgage Loans, Federal Income Tax Basis Mortgage Loans, Intercompany Profits in Carrying Amount of Loans Mortgage Loans, Renewed and Extended Mortgage Loans, Noncash Mortgage Loans, Reserves Mortgage Loans, Transactions with Affiliates Real Estate Mortgages, Carrying Amount Real Estate Mortgages, Carrying Amount, Total Carrying Amount of Reclassified Trading Securities upon Adoption of SFAS 156 Carrying Costs, Property and Exploration Rights Carrying Value of Securities Sold under Repurchase Agreements and Deposits Received for Securities Loaned [Abstract] Carrying Value of Federal Funds Purchased, Securities Sold under Agreements to Repurchase, and Deposits Received for Securities Loaned Carrying Value of Federal Funds Purchased, Securities Sold under Agreements to Repurchase, and Deposits Received for Securities Loaned, Total Carrying Value of Securities Purchased under Agreements to Resell and Deposits Paid for Securities Borrowed [Abstract] Carrying Value of Federal Funds Sold, Securities Purchased under Agreements to Resell, and Deposits Paid for Securities Borrowed Carrying Value of Federal Funds Sold, Securities Purchased under Agreements to Resell, and Deposits Paid for Securities Borrowed, Total Carrying Value of Restricted Securities, Majority-Owned Subsidiaries Carrying Value of Restricted Securities, Majority-Owned Subsidiaries, Total Carrying Value of Restricted Securities, Other Affiliates Carrying Value of Restricted Securities, Other Affiliates, Total Carrying Value of Restricted Securities, Other Controlled Companies Carrying Value of Restricted Securities, Other Controlled Companies, Total Carrying Value of Restricted Securities Carrying Value of Restricted Securities, Total Carrying Value of Securities Purchased under Agreements to Resell and Deposits Paid for Securities Borrowed Carrying Value of Securities Purchased under Agreements to Resell and Deposits Paid for Securities Borrowed, Total Carrying Value of Securities Sold under Repurchase Agreements and Deposits Received for Securities Loaned Carrying Value of Securities Sold under Repurchase Agreements and Deposits Received for Securities Loaned, Total Cash Acquired from Acquisition Cash and Securities Segregated under Commodity Exchange Act [Abstract] Cash and Securities Segregated under Federal and Other Regulations, Description Cash and Securities Segregated under SEC Regulation [Abstract] Cash and Cash Equivalents, at Carrying Value [Abstract] Cash and Cash Equivalents, Policy Cash and Cash Equivalents, Cash and Due from Banks Cash and Cash Equivalents, Cash and Due from Banks, Total Cash and Cash Equivalents [Roll Forward] Cash, Cash Equivalents, and Federal Funds Sold [Abstract] Cash, Cash Equivalents, and Federal Funds Sold Cash, Cash Equivalents, and Federal Funds Sold, Total Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy Cash, Cash Equivalents, and Short-term Investments [Abstract] Cash, Cash Equivalents, and Short-term Investments Cash, Cash Equivalents, and Short-term Investments, Total Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy Cash and Cash Equivalents, at Carrying Value Cash and Cash Equivalents, at Carrying Value, Total Cash and Cash Equivalents, at Carrying Value, Ending Balance Cash and Cash Equivalents, at Carrying Value, Beginning Balance Cash Divested from Deconsolidation Cash Equivalents, at Carrying Value [Abstract] Cash Equivalents [Member] Cash Equivalents Other, at Carrying Value Cash Equivalents, at Carrying Value Cash Equivalents, at Carrying Value, Total Cash Flow Hedge Assets at Fair Value Cash Flow Hedge Ineffectiveness is Immaterial Cash Flow Hedge Liabilities at Fair Value Cash Flow Hedges at Fair Value, Net Cash Flow Hedges at Fair Value, Net, Total Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Other Cash Flows Received on Retained Interests Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Proceeds from Collections Reinvested in Revolving Period Securitizations Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Proceeds from Newly Securitized Assets Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Purchases of Delinquent or Foreclosed Assets Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Repayments of Servicing Advances Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Servicing Advances Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor, Servicing Fees Received Cash [Member] Cash or Stock Available for Distributions, Description Real Estate Investment Subsidiaries, Cash and Other Assets Cash Paid for Capitalized Interest Interest Paid Payments to Employees Payments to Suppliers and Employees Payments to Suppliers and Employees, Total Payments to Suppliers Payments for Underwriting Expense Payments for Purchase of Other Assets Payments for Purchase of Securities Payments for Restructuring Payments to Acquire Businesses, Gross Proceeds from Deposits with Other Institutions Proceeds from Loans Proceeds from Deposits Proceeds from Time Deposits Accepted Proceeds from Sale of Other Assets Proceeds from Sale of Securities Proceeds from Collaborators Proceeds from Grantors Proceeds from Legal Settlements Proceeds from Sale of Mortgages Held-for-sale Cash Reserve Deposit Required and Made Proceeds from Customers Cash and Securities Segregated under Federal and Other Regulations [Abstract] Cash and Securities Segregated under Commodity Exchange Act, Description Cash and Securities Segregated under Commodity Exchange Act Regulation Cash and Securities Segregated under Commodity Exchange Act Regulation, Total Cash and Securities Segregated under Other Regulations, Description Cash and Securities Segregated under Other Regulations Cash and Securities Segregated under Other Regulations, Total Cash and Securities Segregated under Securities Exchange Commission Regulation, Description Cash and Securities Segregated under Securities Exchange Commission Regulation Cash and Securities Segregated under Securities Exchange Commission Regulation, Total Cash and Securities Segregated under Federal and Other Regulations Cash and Securities Segregated under Federal and Other Regulations, Total Cash Segregated under Commodity Exchange Act Regulation Cash Segregated under Other Regulations Cash Surrender Value Due Policyholders [Abstract] Cash Surrender Value Due Policyholders, Amount Cash Surrender Value Due Policyholders, Description Cash Surrender Value of Life Insurance Interest Paid, Net Catastrophe [Member] Catastrophe Reserve, Amount Catastrophe Reserve, Business Segment Catastrophe Reserve, Country Catastrophe Reserve, Event [Domain] Catastrophe Reserve by Catastrophic Event [Axis] Catastrophe Reserve [Line Items] Catastrophe Reserve [Table] Catastrophe Reserve, Description of Methodology Catastrophe Reserve Disclosure [Abstract] Catastrophe Reserve Disclosure [Text Block] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense, Amount Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense, Cause [Domain] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Axis] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Table] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense, Comments Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Abstract] Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense Causes of Increase (Decrease) in Reserve for Unpaid Claims and Claims Adjustment Expense, Total Ceded Credit Risk, Amount at Risk Ceded Credit Risk, Amount at Risk, Total Ceded Credit Risk, Claims, Loss Adjustment Expense Incurred Ceded Credit Risk, Claims Receivable Ceded Credit Risk, Other Risks Ceded Credit Risk, Premiums Earned Ceded Credit Risk, Reinsurer [Domain] Ceded Credit Risk by Reinsurer [Abstract] Ceded Credit Risk [Axis] Ceded Credit Risk [Line Items] Ceded Credit Risk [Table] Ceded Premiums Earned, Accident and Health Ceded Premiums Earned, Life Ceded Premiums Earned, Other Insurance Ceded Premiums Earned, Property and Casualty Ceded Premiums Earned Ceded Premiums Earned, Total Ceded Premiums Written, Accident and Health Ceded Premiums Written, Life Ceded Premiums Written, Other Insurance Ceded Premiums Written, Property and Casualty Ceded Premiums Written Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Accretion Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Additions Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Disposals of Loans Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Ending Balance Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield, Beginning Balance Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Accretable Yield Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period [Abstract] Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Other-than-Temporary Impairment Charges Certain Loans Acquired in Transfer Accounted for as Debt Securities [Abstract] Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Accretion Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Additions Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Disposals of Loans Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Ending Balance Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Beginning Balance Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period [Abstract] Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities [Abstract] Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Carrying Amount, Net Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Outstanding Balance Certain Loans Acquired in Transfer Accounted for as Debt Securities, Carrying Amount, Net Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities [Abstract] Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Carrying Amount, Net Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Outstanding Balance Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment [Abstract] Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges, Total Certain Loans Acquired in Transfer Accounted for as Debt Securities, Outstanding Balance Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Accretion Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Additions Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Disposals of Loans Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Ending Balance Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield, Beginning Balance Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Accretable Yield Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period [Abstract] Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Other-than-Temporary Impairment Charges Certain Loans Acquired in Transfer Not Accounted for as Debt Securities [Abstract] Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Additions Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Disposals of Loans Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Transfers to Loans Held-for-sale Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Ending Balance Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Beginning Balance Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period [Abstract] Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses, Decreases Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Commercial, Outstanding Balance Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Consumer, Outstanding Balance Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance, Total Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Provision for Loan Losses Certain Loans and Debt Securities Acquired in Transfer, Allowance for Loan Losses Related to Loans Impaired Subsequent to Acquisition by Transfer Certain Loans and Debt Securities Acquired in Transfer, Amount of Investment Impaired Loans for which No Related Allowance for Loan Losses is Recorded Certain Loans and Debt Securities Acquired in Transfer, Description of how Prepayments are Considered in Determination of Contractual Cash Flows and Cash Flows Expected to be Collected Certain Loans and Debt Securities Acquired in Transfer, Investment in Loans and Debt Securities Impaired Subsequent to Acquisition by Transfer Certain Loans and Debt Securities Acquired in Transfer, Loans and Debt Securities Impaired Subsequent to Acquisition by Transfer [Abstract] Certain Loans and Debt Securities Acquired in Transfer, Recognizing Interest Income on Impaired Loans, Policy Certificate of Deposit [Member] Certificates of Deposit [Member] Certificates of Deposit, at Carrying Value Increase (Decrease) in Accounts and Notes Receivable Increase (Decrease) in Accounts Payable and Accrued Liabilities [Abstract] Increase (Decrease) in Accounts Payable and Accrued Liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Increase (Decrease) in Accounts Receivable Increase (Decrease) in Air Traffic Liability Increase (Decrease) in Due to Employees, Current Increase (Decrease) in Asset Retirement Obligations Increase (Decrease) in Assets of Discontinued Operations Increase (Decrease) in Assets Held-for-sale Increase (Decrease) in Balancing Account, Utility Proceeds from (Repayments of) Bank Overdrafts Increase (Decrease) in Billing in Excess of Cost of Earnings Increase (Decrease) in Borrowed Securities Increase (Decrease) in Client Funds Held Increase (Decrease) in Coal Inventories Increase (Decrease) in Commodity Contract Assets and Liabilities Increase (Decrease) in Contract Receivables, Net Increase (Decrease) in Long-term Receivables, Current Increase (Decrease) in Customer Advances Increase (Decrease) in Customer Deposits Increase (Decrease) in Deferred Charges Increase (Decrease) in Deferred Compensation Increase (Decrease) in Deferred Fuel Costs Increase (Decrease) in Deferred Fuel Costs, Total Increase (Decrease) in Deferred Pension Costs Increase (Decrease) in Deferred Rent Receivables Increase (Decrease) in Deposit Other Assets [Abstract] Increase (Decrease) in Deposit Other Assets Increase (Decrease) in Deposit Other Assets, Total Increase (Decrease) in Employee Related Liabilities [Abstract] Increase (Decrease) in Employee Related Liabilities Increase (Decrease) in Employee Related Liabilities, Total Increase (Decrease) in Energy Trading Activity Environmental Expense and Liabilities [Abstract] Other Increase (Decrease) in Environmental Liabilities Environmental Expense and Liabilities Environmental Expense and Liabilities, Total Increase (Decrease) in Fossil Fuel Inventories Increase (Decrease) in Fossil Fuel Inventories, Total Increase (Decrease) in Fuel Inventories Increase (Decrease) in Funds Held under Reinsurance Treaty Increase (Decrease) in Health Care Insurance Liabilities Change in Accounting Estimate [Abstract] Change in Accounting Estimate, Type of Estimate Changed [Axis] Type of Estimate Changed [Domain] Change in Accounting Estimate, Description Change in Accounting Estimate, Financial Effect Change in Accounting Estimate [Line Items] Change in Accounting Estimate [Table] Schedule of Change in Accounting Estimate [Text Block] Change in Accounting Method Accounted for as Change in Estimate [Member] Change in Accounting Principle [Member] Change in Assumptions for Pension Plans [Member] Change in Historical Claims Rate Experience [Member] Change in Measurement Date, SFAS 158 [Abstract] Change in Reporting Entity [Abstract] Change in Reporting Entity Valuation Allowance, Deferred Tax Asset, Change in Amount Increase (Decrease) in Income Taxes Payable Increase (Decrease) in Income Taxes Receivable and Payable, Net Increase (Decrease) in Income Taxes Receivable Increase (Decrease) in Industry Fund Obligation Increase (Decrease) in Insurance Liabilities [Abstract] Increase (Decrease) in Insurance Liabilities Increase (Decrease) in Insurance Liabilities, Total Increase (Decrease) in Intangible Assets, Current Increase (Decrease) in Interest Payable, Net Increase (Decrease) in Accrued Interest Receivable Increase (Decrease) in Inventories [Abstract] Increase (Decrease) in Inventories Materials and Supplies Increase (Decrease) in Inventories Increase (Decrease) in Inventories, Total Increase (Decrease) in Financial Instruments Used in Operating Activities [Abstract] Increase (Decrease) in Financial Instruments Used in Operating Activities Increase (Decrease) in Financial Instruments Used in Operating Activities, Total Increase (Decrease) in Leasing Receivables Increase (Decrease) in Liabilities of Discontinued Operations Increase (Decrease) in Life Insurance Liabilities Increase (Decrease) in Loans, Deferred Income Payments for (Proceeds from) Mortgage Servicing Rights [Abstract] Payments for (Proceeds from) Mortgage Servicing Rights Payments for (Proceeds from) Mortgage Servicing Rights, Total Increase (Decrease) in Notes Receivables Increase (Decrease) in Operating Assets [Abstract] Increase (Decrease) in Operating Assets Increase (Decrease) in Operating Assets, Total Increase (Decrease) in Operating Liabilities [Abstract] Increase (Decrease) in Operating Liabilities Increase (Decrease) in Operating Liabilities, Total Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Increase (Decrease) in Other Accrued Liabilities Increase (Decrease) in Other Current Assets Increase (Decrease) in Other Current Assets, Total Increase (Decrease) in Other Operating Liabilities Increase (Decrease) in Other Deferred Liability Increase (Decrease) in Other Insurance Liabilities Increase (Decrease) in Other Nonoperating Liabilities Increase (Decrease) in Other Loans Increase (Decrease) in Other Real Estate Inventories Increase (Decrease) in Other Receivable Increase (Decrease) in Other Regulatory Assets Increase (Decrease) in over Energy Recovery Increase (Decrease) in over (under) Energy Recovery [Abstract] Increase (Decrease) in over (under) Energy Recovery, Total Increase (Decrease) in over (under) Energy Recovery Increase (Decrease) in Reinsurance Payables Increase (Decrease) in Pension Plan Obligations Increase (Decrease) in Pneumoconiosis Benefit Obligations Noncurrent Increase (Decrease) in Postretirement Obligations Increase (Decrease) in Prepaid, Deferred Expense and Other Assets [Abstract] Increase (Decrease) in Prepaid, Deferred Expense and Other Assets Increase (Decrease) in Prepaid, Deferred Expense and Other Assets, Total Increase (Decrease) in Prepaid Expense Increase (Decrease) in Prepaid Gas Delivery Increase (Decrease) in Prepaid Pension Costs Increase (Decrease) in Prepaid Rent Increase (Decrease) in Principal Payments on Contract Receivables Increase (Decrease) in Production Participation Plan Liability Increase (Decrease) in Property and Casualty Insurance Liabilities Increase (Decrease) in Property and Other Taxes Payable Increase (Decrease) in Real Estate Development Costs Increase (Decrease) in Real Estate Inventories Increase (Decrease) in Receivables [Abstract] Increase (Decrease) in Receivables Increase (Decrease) in Receivables, Total Increase (Decrease) in Recoverable Property Damage Costs Increase (Decrease) in Recoverable Refundable Gas Costs Increase (Decrease) in Regulatory Assets and Liabilities Increase (Decrease) in Regulatory Clause Revenue Increase (Decrease) in Regulatory Liabilities Increase (Decrease) in Rent Receivables Increase (Decrease) in Retained Interest, Current [Abstract] Increase (Decrease) in Retained Interest, Current Increase (Decrease) in Retained Interest, Current, Total Increase (Decrease) in Risk Management Assets and Liabilities Increase (Decrease) in Royalties Payable Increase (Decrease) in Security Deposits Proceeds from (Repayments of) Short-term Debt [Abstract] Other Increase (Decrease) in Short-term Borrowings [Abstract] Other Increase (Decrease) in Short-term Borrowings Other Increase (Decrease) in Short-term Borrowings, Total Proceeds from (Repayments of) Short-term Debt Proceeds from (Repayments of) Short-term Debt, Total Payments for (Proceeds from) Short-term Investments [Abstract] Proceeds (Payments) on Other Short-term Investments Payments for (Proceeds from) Short-term Investments Payments for (Proceeds from) Short-term Investments, Total Increase (Decrease) in Short-term Trading Investments Increase (Decrease) in Spot Commodities Increase (Decrease) in Time Share Available-for-sale Increase (Decrease) in Accounts Payable, Trade Increase (Decrease) in Trading Liabilities Increase (Decrease) in Unbilled Receivables Increase (Decrease) in under Energy Recovery Increase (Decrease) in Deferred Premiums Increase (Decrease) in Unproved Oil and Gas Property Increase (Decrease) in Workers Compensation Liabilities Increase (Decrease) in Working Capital [Abstract] Increase (Decrease) in Working Capital Increase (Decrease) in Working Capital, Total Increase (Decrease) in Accounts Payable [Abstract] Increase (Decrease) in Accounts Payable, Related Parties Increase (Decrease) in Accounts Payable Increase (Decrease) in Accounts Payable, Total Increase (Decrease) in Accrued Liabilities [Abstract] Increase (Decrease) in Accrued Liabilities Increase (Decrease) in Accrued Liabilities, Total Increase (Decrease) in Accrued Cost of Oil and Gas Reclamation Increase (Decrease) Due from Affiliates Increase (Decrease) Due from Other Related Parties Increase (Decrease) Due from Other Related Parties, Current Increase (Decrease) in Due to Affiliates Increase (Decrease) Due to Affiliates, Current Increase (Decrease) in Due to Officers and Stockholders Increase (Decrease) in Due to Other Related Parties Increase (Decrease) Due to Other Related Parties, Current Increase (Decrease) Due to Related Parties, Current [Abstract] Increase (Decrease) in Due to Related Parties [Abstract] Increase (Decrease) in Due to Related Parties Increase (Decrease) in Due to Related Parties, Total Increase (Decrease) Due to Related Parties, Current Increase (Decrease) Due to Related Parties, Current, Total Increase (Decrease) in Deposits Outstanding Increase (Decrease) in Earnest Money Deposits Outstanding Time Sharing Transactions, Changes in Estimate Associated with Prior Period Sales on Receivables Sold with Recourse Time Sharing Transactions, Changes in Estimate Associated with Prior Period Sales Increase (Decrease) in Margin Deposits Outstanding Increase (Decrease) in Notes Payable, Current [Abstract] Increase (Decrease) in Notes Payable, Related Parties Increase (Decrease) in Notes Payable, Related Parties, Current Increase (Decrease) in Notes Payable, Current Increase (Decrease) in Notes Payable, Current, Total Increase (Decrease) in Other Accounts Payable Increase (Decrease) in Accounts Receivable, Related Parties Increase (Decrease) in Notes Receivable, Related Parties Increase (Decrease) in Notes Receivable, Related Parties, Current Increase (Decrease) Due from Related Parties, Current [Abstract] Increase (Decrease) in Due from Related Parties [Abstract] Increase (Decrease) in Due from Related Parties Increase (Decrease) in Due from Related Parties, Total Increase (Decrease) Due from Related Parties, Current Increase (Decrease) Due from Related Parties, Current, Total Changes to Plan of Assets Held-for-sale Charity Care, Basis for Charity Care and Amount Charity Care Disclosure [Text Block] Energy Related Inventory, Chemicals Claims-Made Coverage [Member] Claims-Paid Coverage [Member] Claims and Assessments [Member] Liability for Claims and Claims Adjustment Expense Chart [Abstract] Liability for Claims and Claims Adjustment Expense, Comments Liability for Claims and Claims Adjustment Expense, Disability, Accident and Health Liability for Claims and Claims Adjustment Expense, Property Casualty Liability for Claims and Claims Adjustment Expense Claims and Claims Adjustment Expense Reserve, Total Claims under Product Warranties [Member] Class B Conversion Assuming Use of If-Converted Method Environmental Costs of Property for Sale, Disposal or Abandonment, Balance Sheet Caption Classification of Recorded Guarantee Liabilities Clearance Fees [Member] Clearance Fees Client Funds Held Closed Block Assets and Liabilities, Maximum Future Earnings to be Recognized Closed Block Assets and Liabilities, Maximum Future Earnings to be Recognized, Total Closed Block Assets and Liabilities, Change in Policyholder Dividend Obligation Closed Block Assets and Liabilities, Effect on Other Comprehensive Income Closed Block Assets and Liabilities, Effect on Other Comprehensive Income, Total Closed Block Assets and Liabilities [Abstract] Closed Block Assets and Liabilities, Disclosures Closed Block Assets and Liabilities Closed Block Description of Method of Emergence of Earnings Closed Block, Description Closed Block Investments, Fixed Maturity, Available-for-sale, Amortized Cost Assets Designated to Closed Block, Fixed Maturity, Available-for-sale, at Fair Value Closed Block Investments, Available-for-sale, Change in Unrealized Appreciation Closed Block Investments, Available-for-sale, Change in Unrealized Appreciation, Total Closed Block Liabilities [Abstract] Closed Block Liabilities, Future Policy Benefits and Policyholder Account Balances Closed Block Liabilities, Other Closed Block Liabilities Closed Block Liabilities, Policyholder Dividend Obligation Closed Block Liabilities, Policyholder Dividends Payable Closed Block Liabilities Closed Block Liabilities, Total Closed Block Disclosure [Abstract] Closed Block Operations, Benefits and Expense Closed Block Operations, Benefits and Expense, Total Closed Block Operations, Change in Policyholder Benefits and Interest Credited to Policyholder Account Balances Closed Block Operations, Change in Policyholder Dividend Obligation Closed Block Operations, Revenue Closed Block Operations, Revenue, Total Closed Block Operations, Income Taxes Closed Block Operations, Net Investment Income Closed Block Operations, Other Expense Closed Block Operations, Other Revenue Closed Block Operations, Policyholder Dividends Closed Block Operations, Premiums Closed Block Operations, Realized Investment Gains (Losses) Closed Block Operations, Net Results Closed Block Operations, Results before Income Taxes Closed Block Operations, Policyholder Benefits Closed Block Operations, Net Results [Abstract] Closed Block Operations, Revenue [Abstract] Closed Block Policyholder Dividend Obligation Closed Block Presentation Basis Closed Block, Summarized Financial Data [Abstract] Closed Block Terms of Operation Coal Supply Agreement Obligation, Noncurrent Coal Supply Agreements [Member] Increase (Decrease) in Cash Collateral for Borrowed Securities Cash Collateral for Borrowed Securities Collateral Held on Reverse Repurchase Agreements Segregated under Commodity Exchange Act Regulation, Description Collateral Held on Reverse Repurchase Agreements Segregated under Commodity Exchange Act Regulation Collateral Held on Reverse Repurchase Agreements Segregated under Other Regulations, Description Collateral Held on Reverse Repurchase Agreements Segregated under Other Regulations Collateral Held on Reverse Repurchase Agreements Segregated under Securities Exchange Commission Regulation, Description Collateral Held on Reverse Repurchase Agreements Segregated under Securities Exchange Commission Regulation Increase (Decrease) in Cash Collateral for Loaned Securities Collateral on Loaned Securities and Derivatives Collateral Received that Can be Resold or Repledged [Abstract] Collateral Securities Repledged, Delivered or Used [Member] Collateral Securities Repledged, Delivered, or Used Broker Dealer, Collateralized Agreements [Abstract] Broker Dealer, Collateralized Agreements Broker Dealer, Collateralized Agreements, Total Collateralized Mortgage Obligations [Member] Collectibility of Receivables [Member] Compensation Related Costs, General [Text Block] Loans Receivable, Commercial, Construction Loans Receivable, Commercial and Industrial Commercial Loan [Member] Loans and Leases Receivable, Commercial [Abstract] Loans Receivable, Commercial, Financial Institutions Loans and Leases Receivable, Commercial, Governments Loans Receivable, Commercial, Mortgage Loans and Leases Receivable, Commercial Loans and Leases Receivable, Commercial, Total Commercial Paper, at Carrying Value Commercial Paper, Current Commercial Paper [Member] Commercial Paper, Noncurrent Commercial Paper Commercial Real Estate [Member] Commissions, Policy Commissions and Floor Brokerage Receivables Payments for Commissions Proceeds from Commissions Received Commitment Disclosures [Abstract] Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Commitments to Extend Credit [Member] Commodities Investment [Member] Commodity Contract Asset, Current Commodity Contract Asset, Noncurrent Commodity Futures Contracts and Spot Commodities, Proprietary Capital Charges Common B Conversion Common B Dividend Rate Common B Percent of Undistributed Common Class B [Member] Common Class A [Member] Common A Dividend Rate Common Stockholders' Equity [Abstract] Common Stockholders' Equity Common Stockholders' Equity, Total Common A Percent of Undistributed Common Stock, Value, Including Additional Paid in Capital [Abstract] Class of Common Stock [Member] Common Stock Held by Subsidiary Common Stock Issued, Employee Stock Trust Class of Common Stock [Line Items] Common Stock, Par or Stated Value Per Share Common Stock, Share Subscriptions Receivable Common Stock, Share Subscriptions Common Stock, Shares Authorized Common Stock, Shares, Period Increase (Decrease) Common Stock, Shares, Period Increase (Decrease), Total Common Stock, Shares, Issued Common Stock, Shares, Issued, Total Common Stock, Shares, Issued, Acquisitions Common Stock, Shares, Issued, Convertible Securities Common Stock, Shares, Issued, Employee Stock Ownership Plan Common Stock, Shares, Issued, Employee Stock Purchase Plan Common Stock, Shares, Issued, New Issues Common Stock, Shares, Issued, Restricted Stock Award, Forfeitures Common Stock, Shares, Issued, Restricted Stock Award, Net of Forfeitures Common Stock, Shares, Issued, Restricted Stock Award, Net of Forfeitures, Total Common Stock, Shares, Issued, Restricted Stock Award Common Stock, Shares, Issued, Share-based Compensation Common Stock, Shares, Issued, Stock Options Exercised Common Stock, Shares, Issued, Stock Splits Common Stock, Shares, Issued, Treasury Stock Reissued as Common Stock Common Stock, Shares Issued Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common Stock, Shares, Outstanding Common Stock, Shares, Repurchased and Held in Treasury Common Stock, Shares, Repurchased and Retired Common Stock, Shares, Shares Held in Trust for Employee Stock Ownership Plan Common Stock, Shares, Stock Dividend Common Stock, Stock Dividend Class of Common Stock [Table] Common Stock Transactions, Net Common Stock, Value, Excluding Additional Paid in Capital, Period Increase (Decrease) Common Stock, Value, Excluding Additional Paid in Capital, Period Increase (Decrease), Total Common Stock, Value, Excluding Additional Paid in Capital, Issued, Acquisitions Common Stock, Value, Excluding Additional Paid in Capital, Issued, Convertible Securities Common Stock, Value, Excluding Additional Paid in Capital, Issued, Employee Stock Ownership Plan Common Stock, Value, Excluding Additional Paid in Capital, Issued, Employee Stock Purchase Plan Common Stock, Value, Excluding Additional Paid in Capital, Issued, Forfeitures Common Stock, Value, Excluding Additional Paid in Capital, Issued, New Issues Common Stock, Value, Excluding Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures Common Stock, Value, Excluding Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures, Total Common Stock, Value, Excluding Additional Paid in Capital, Issued, Restricted Stock Award, Gross Common Stock, Value, Excluding Additional Paid in Capital, Issued, Share-based Compensation Common Stock, Value, Excluding Additional Paid in Capital, Issued, Stock Options Exercised Common Stock, Value, Excluding Additional Paid in Capital, Issued Common Stock, Value, Excluding Additional Paid in Capital, Issued, Total Common Stock, Value, Excluding Additional Paid in Capital, Repurchased and Retired Common Stock, Value, Excluding Additional Paid in Capital, Shares Held in Trust for Employee Stock Ownership Plan Common Stock, Value, Excluding Additional Paid in Capital, Ending Balance Common Stock, Value, Excluding Additional Paid in Capital, Beginning Balance Common Stock, Value, Excluding Additional Paid in Capital Common Stock Held in Trust Common Stock, Value, Including Additional Paid in Capital, All Classes, Discount on Shares Common Stock, Value, Including Additional Paid in Capital, All Classes, Unamortized Discount on Shares Common Stock, Value, Including Additional Paid in Capital, Period Increase (Decrease) Common Stock, Value, Including Additional Paid in Capital, Period Increase (Decrease), Total Common Stock, Value, Including Additional Paid in Capital, Issued Acquisitions Common Stock, Value, Including Additional Paid in Capital, Issued, Convertible Securities Common Stock, Value, Including Additional Paid in Capital, Issued, Employee Stock Ownership Plan Common Stock, Value, Including Additional Paid in Capital, Issued, Employee Stock Purchase Plan Common Stock, Value, Including Additional Paid in Capital, Issued, New Issues Common Stock, Value, Including Additional Paid in Capital, Issued, Restricted Stock Award, Forfeitures Common Stock, Value, Including Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures Common Stock, Value, Including Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures, Total Common Stock, Value, Including Additional Paid in Capital, Issued, Restricted Stock Award, Gross Common Stock, Value, Including Additional Paid in Capital, Issued, Share-based Compensation Common Stock, Value, Including Additional Paid in Capital, Issued, Shares Held in Trust for Employee Stock Ownership Plan Common Stock, Value, Including Additional Paid in Capital, Issued, Stock Options Exercised Common Stock, Value, Including Additional Paid in Capital, Issued, Tax Benefit from Share-based Compensation Common Stock, Value, Including Additional Paid in Capital, Issued, Treasury Stock Reissued as Common Stock Common Stock, Value, Including Additional Paid in Capital, Issued Common Stock, Value, Including Additional Paid in Capital, Issued, Total Common Stock, Value, Including Additional Paid in Capital, Repurchased and Retired Common Stock, Value, Including Additional Paid in Capital, Stock Dividend Common Stock, Value, Including Additional Paid in Capital, Ending Balance Common Stock, Value, Including Additional Paid in Capital, Beginning Balance Common Stock, Value, Including Additional Paid in Capital Common Stock, Value, Including Additional Paid in Capital, Total Common Stock, Value (Excluding Additional Paid in Capital), All Classes, Ending Balance Common Stock, Value (Excluding Additional Paid in Capital), All Classes, Beginning Balance Common Stock, Value (Excluding Additional Paid in Capital), All Classes Common Stock, Value (Excluding Additional Paid in Capital), All Classes, Total Communications and Data Processing [Member] Communications, Data Processing and Occupancy [Member] Company Owned Life Insurance [Member] Life Insurance, Corporate or Bank Owned, Amount Compensated Absences Liability [Abstract] Compensated Absences Liability, Sabbatical Leave Compensated Absences Liability Compensated Absences Liability, Total Compensated Absences Liability, Vacation and Holiday Compensated Absences Not Accrued Compensated Absences Policy Compensating Balances, Cash and Cash Equivalents [Axis] Schedule of Compensating Balances [Text Block] Compensating Balance, Amount Compensating Balance, Agreement Compensating Balance, Description Compensating Balance, Purpose Compensating Balances [Line Items] Compensating Balances [Table] Compensation and Benefits Trust Compensation Related Costs, General [Abstract] Compensation Related Costs, Policy Compensation Related Costs and Liabilities, Share Based Payments [Abstract] Competitive Transition Charge [Member] Competitive Transition Charge, Noncurrent Component of Goodwill Not Allocated to Segments [Axis] Component of Goodwill Not Allocated to Segments [Line Items] Component of Goodwill Not Allocated to Segments [Table] Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Components of Deferred Tax Assets and Liabilities [Abstract] Income (Loss) from Continuing Operations before Income Taxes, Components of Earnings (Loss) [Abstract] Components of Fair Value Hedge Ineffectiveness [Abstract] Components for Calculating Allocation of Undistributed Earnings for Participating Securities [Abstract] Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract] Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Income Tax Expense (Benefit), Continuing Operations [Abstract] Foreign Income Tax Expense (Benefit), Continuing Operations [Abstract] Income Tax Expense (Benefit), Continuing Operations, Other [Abstract] State and Local Income Tax Expense (Benefit), Continuing Operations [Abstract] Comprehensive Income, Accumulated Gains (Losses), Net, Deferred Hedging Gain (Loss) Comprehensive Income, Accumulated Gains (Losses), Net, Additional Minimum Pension Liability Comprehensive Income, Accumulated Gains (Losses), Net, Currency Translation Adjustment Comprehensive Income, Accumulated Gain (Loss), Net, Unrealized Gain (Loss) on Available-for-sale Securities Comprehensive Income, Net of Tax Comprehensive Income Note [Text Block] Comprehensive Income (Loss) Computation of Alternative Net Capital Requirement [Abstract] Computation of Basic Net Capital Requirement [Abstract] Regulatory Capital Requirements [Abstract] Computation of Net Capital under Securities and Exchange Commission Regulation Computer Equipment [Member] Computer Equipment and Software, Accumulated Depreciation Computer Equipment and Software, Gross Computer Equipment and Software, Net Computer Software, Intangible Asset [Member] Concentration of Ceded Credit Risk Concentration Risk, Percentage Concentration Risk Type [Axis] Concentration Risk [Line Items] Concentration Risk [Table] Concentration Risk, Availability of Services Concentration Risk, Contributor Concentration Risk, Credit Risk, Financial Instruments, Off-Balance Sheet Risk Concentration Risk, Credit Risk, Financial Instruments Concentration Risk, Credit Risk, Loan Products Concentration Risk, Credit Risk, Reinsurance Concentration Risk, Credit Risk, Uninsured Deposits Concentration Risk, Credit Risk Concentration Risk, Customer Concentration Risk, Geographic Concentration Risk, Government Contracts Concentration Risk, Grantor Concentration Risk, Labor Subject to Collective Bargaining Arrangements Concentration Risk, Lender Concentration Risk, License Concentration Risk, Market Risk Concentration Risk, Other Risk Concentration Risk, Patent and Other Rights Concentration Risk, Product Uncertainty, Regulatory Oversight Concentration Risk, Service Provided Concentration Risk, Supplier Concentration Risk Type [Domain] Concentration Risk Disclosure [Text Block] Condensed Financial Information of Parent Company Only Disclosure [Text Block] Consolidated Oil and Gas Production [Abstract] Consolidated Oil and Gas Production Costs, Unit of Measure Consolidated Oil and Gas Production Costs Per Unit of Production Consolidated Property and Casualty Insurance Entity [Member] Consolidation, Entity Identification Consolidation, Policy [Abstract] Consolidation, Qualifying Special Purpose Entity, Policy Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy Consolidation, Subsidiaries or Other Investments, Cost Method Investments Consolidation, Subsidiaries or Other Investments, Equity Method Investments, Policy Consolidation, Subsidiary Stock Issuances, Policy Consolidation, Variable Interest Entity, Policy Construction in Progress, Net Construction Loans [Member] Real Estate Inventory, Construction Materials Construction Payable Construction in Progress, Gross Consumer Loan [Member] Loans and Leases Receivable, Consumer, Construction Loans and Leases Receivable, Consumer, Mortgage Containers, Accumulated Depreciation Containers, Gross Containers [Member] Containers, Net Contingent Consideration by Type [Axis] Contingent Consideration Type [Domain] Contract Receivable Retainage, Due Four to Five Years Contract Receivable Retainage, Due Five Years or More Contract Receivable Retainage, Due One to Two Years Contract Receivable Retainage, Due One Year or Less Contract Receivable Retainage, Due Three to Four Years Contract Receivable Retainage, Due Two to Three Years Contract Receivable Retainage Contract Receivable Retainage, Total Contract Settlement Expense Contract Holder Receivables, Current Contracts Accounted for under Percentage of Completion [Member] Contracts in Force Subject to Participation Through Reinsurance, Percentage Contracts in Force Subject to Participation Through Reinsurance, Value Contractual Interest Expense on Prepetition Liabilities Not Recognized in Statement of Operations Contractual Maturities, Time Deposits over $100,000 [Abstract] Contractual Maturities of Time Deposits over $100,000, Description Contractual Rights [Member] Contractually Specified Servicing Fees, Amount Contractually Specified Servicing Fees, Description of Where Reported on Statement of Income Contractually Specified Servicing Fees, Late Fees, and Ancillary Fees Earned in Exchange for Servicing Financial Assets [Abstract] Proceeds from Contributed Capital Contribution of Land by Government Unit [Member] Contribution of Nonmonetary Assets to Charitable Organization [Member] Proceeds from Contributions from Affiliates Contributions in Aid of Construction Contributions to Unconsolidated Investments Conventional Loan [Member] Conversion of Stock, Amount Converted Conversion of Stock, Amount Issued Conversion of Stock, Description [Domain] Conversion of Stock, New Issuance Conversion of Stock, Shares Converted Conversion of Stock, Shares Issued Conversion of Stock, Type of Stock Converted Conversion of Stock [Axis] Conversion of Stock [Line Items] Conversion of Stock [Table] Convertible Debentures [Member] Convertible Debt Convertible Debt, Current Convertible Debt [Member] Convertible Debt, Noncurrent Convertible Notes Payable Convertible Notes Payable, Current Convertible Long-term Notes Payable Convertible Preferred Dividends, Net of Tax [Abstract] Convertible Preferred Dividends, Net of Tax, Accretion Convertible Preferred Dividends, Net of Tax, Dividend Equivalents Convertible Preferred Dividends, Net of Tax Convertible Preferred Dividends, Net of Tax, Total Convertible Preferred Stock, Amount of Preferred Dividends in Arrears Convertible Preferred Stock, Contract Terms Convertible Preferred Stock [Domain] Convertible Preferred Stock, Dividend Payment Rate, Variable Convertible Preferred Stock, Dividend Payment Terms Convertible Preferred Stock, Dividend Preference or Restrictions Convertible Preferred Stock, Dividend Rate, Percentage or Per-Dollar-Amount Convertible Preferred Stock, Liquidation Preference Convertible Preferred Stock, Par Stated Value Per Share Convertible Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears Convertible Preferred Stock, Share Subscriptions Convertible Preferred Stock, Shares Authorized Convertible Preferred Stock, Shares Issued upon Conversion Convertible Preferred Stock, Shares Issued Convertible Preferred Stock, Shares Outstanding Convertible Preferred Stock, Shares Reserved for Future Issuance Convertible Preferred Stock, Terms of Conversion Convertible Preferred Stock, Voting Rights Convertible Preferred Stock Converted to Other Securities Class of Convertible Preferred Stock [Line Items] Convertible Preferred Stock [Member] Convertible Preferred Stock, Temporary Class of Convertible Preferred Stock [Table] Convertible Preferred, Nonredeemable or Redeemable, Issuer Option, Value (Excluding Additional Paid-in Capital) Convertible Subordinated Debt Convertible Subordinated Debt, Current Convertible Subordinated Debt [Member] Convertible Subordinated Debt, Noncurrent Cooperative Advertising [Abstract] Cooperative Advertising Amount Cooperative Advertising Policy Copyrights [Member] Core Deposits [Member] Corporate Debt Obligations Sold Corporate Debt Securities [Member] Corporate Equity Obligations Sold Corporate Life Insurance Guaranteed Rate Corporate Life Insurance Interest Rate Assumptions Corporate Life Insurance Weighted Average Credit Rate Corporate [Member] Corporate Obligations Sold [Abstract] Corporate Obligations Sold Corporate Obligations Sold, Total Broker Dealer, Securities Owned at Market Value, Corporate Obligations and Other Debt Fees and Commissions, Correspondent Clearing Advertising Revenue Cost Affiliate Costs Binder Costs Brokered Natural Gas Margin Costs Cost of Chemicals Cost of Coal Products and Services Concessions Costs Construction and Development Costs [Abstract] Construction and Development Costs Construction and Development Costs, Total Contract Revenue Cost Direct Operating Costs [Abstract] Direct Communications and Utilities Costs [Abstract] Direct Communications and Utilities Costs Direct Communications and Utilities Costs, Total Direct Operating Communications Costs Direct Operating Insurance and Claims Costs Direct Operating Cost, Royalty Expense Direct Operating Maintenance Supplies Costs Direct Taxes and Licenses Costs Direct Operating Costs Direct Operating Costs, Total Cost of Domestic Regulated Electric Electric Production Expense Cost of Services, Energy Services Exploration and Production Costs Facility Costs Asset Management Costs Financial Services Costs [Abstract] Financial Services Costs Financial Services Costs, Total Franchise Costs Freight Costs Fuel Costs Gas Gathering, Transportation, Marketing and Processing Costs General Contractor Costs Cost of Gold Products and Services Cost of Goods Sold, Direct Taxes and Licenses Costs Cost of Goods Sold, Maintenance Costs Cost of Goods and Services Sold, Maintenance Cost of Goods and Services Sold [Abstract] Cost of Goods and Services Sold, Amortization Cost of Goods and Services Sold, Depreciation and Amortization [Abstract] Cost of Goods and Services Sold, Depreciation and Amortization Cost of Goods and Services Sold, Depreciation and Amortization, Total Cost of Goods and Services Sold, Depreciation Cost of Goods and Services Sold, Direct Labor Cost of Goods and Services Sold, Direct Materials Cost of Goods and Services, Energy Commodities and Services Cost of Goods and Services Sold, Overhead Cost of Goods and Services Sold Cost of Goods and Services Sold, Total Cost of Goods Sold [Abstract] Cost of Goods Sold, Depreciation and Amortization Cost of Goods Sold, Depreciation and Amortization, Total Cost of Goods Sold, Direct Labor Cost of Goods Sold, Direct Materials Cost of Goods Sold, Electric [Abstract] Cost of Goods Sold, Electric Cost of Goods Sold, Electric, Total Cost of Goods Sold, Oil and Gas [Abstract] Cost of Goods Sold, Oil and Gas Cost of Goods Sold, Oil and Gas, Total Other Cost of Goods Sold Cost of Goods Sold, Overhead Cost of Goods Sold Cost of Goods Sold, Total Home Building Costs Direct Costs of Leased and Owned Hotels [Abstract] Direct Costs of Leased Hotels Direct Costs of Owned Hotels Direct Costs of Leased and Owned Hotels Direct Costs of Leased and Owned Hotels, Total Inventory Write-down Direct Costs of Leased and Rented Property or Equipment License Costs Maintenance Costs Manufacturing Costs Marine Services Costs Costs of Metals Sold Cost Method Investments, Additional Information Cost Method Investments, Statement that Fair Value was Not Estimated Mineral Extraction Processing and Marketing Costs [Abstract] Mineral Extraction Processing and Marketing Costs Mineral Extraction Processing and Marketing Costs, Total Natural Gas Midstream Costs Occupancy Costs Cost of Goods Sold, Depreciation and Amortization [Abstract] Oil and Gas Production Expense Cost of Oil and Gas Prospects Cost of Other Alternative Energy Other Construction Costs Other Cost of Goods and Services Sold Cost of Other Manufactured Products Other Cost of Operating Revenue Other Utility Costs Owned Property Management Costs Parcel and Lot Costs Propane Costs Cost of Purchased Oil and Gas Cost of Purchased Power Cost of Purchased Water Real Estate Insurance Real Estate, Carrying Amount of Investment Sold Real Estate Taxes and Insurance [Abstract] Real Estate Taxes and Insurance Real Estate Taxes and Insurance, Total Real Estate Tax Expense Recycling Operating Costs Refining and Marketing Costs Cost of Reimbursable Expense Related Party Costs Aircraft Rental and Landing Fees Cost of Property Repairs and Maintenance Cost of Revenue [Abstract] Cost of Revenue Cost of Revenue, Total Cost of Sales, Policy Cost of Sales Cost of Secondary Processing Service Management Costs Cost of Services [Abstract] Cost of Services, Depreciation and Amortization Cost of Services, Direct Environmental Remediation Cost of Services, Direct Labor Cost of Services, Direct Materials Cost of Services, Direct Taxes and Licenses Costs Embedded Service Costs Cost of Services, Maintenance Costs Other Cost of Services Cost of Services, Overhead Service Technologies Costs Cost of Services Cost of Services, Total Cost of Shares or Indebtedness Acquired, Majority-Owned Subsidiaries Cost of Shares or Indebtedness Acquired, Majority-Owned Subsidiaries, Total Cost of Shares or Indebtedness Acquired, Other Affiliates Cost of Shares or Indebtedness Acquired, Other Affiliates, Total Cost of Shares or Indebtedness Acquired, Other Controlled Companies Cost of Shares or Indebtedness Acquired, Other Controlled Companies, Total Cost of Shares or Indebtedness Acquired Cost of Shares or Indebtedness Acquired, Total Cost of Goods Sold, Subscription Synthetic Fuel Costs Timber Operating Costs Time Share Carrying Charges Time Share Costs Cost of Transmission, Affiliates Cost of Transmission, Other Shipping, Handling and Transportation Costs [Abstract] Shipping, Handling and Transportation Costs Shipping, Handling and Transportation Costs, Total Costs in Excess of Billings on Uncompleted Contracts or Programs Expected to be Collected after One Year Costs in Excess of Billings on Uncompleted Contracts or Programs Expected to be Collected within One Year Utilities Costs Cost of Utilities Water Production Costs Well Service Expense Cost of Worldwide Unregulated Electric Costs Associated with Exit or Disposal Activities or Restructurings, Policy, Ongoing Benefit Arrangements Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Abstract] Facility Membership and Operations Costs Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves Costs Incurred, Acquisition of Oil and Gas Properties Costs Incurred, Acquisition of Oil and Gas Properties, Total Costs Incurred, Acquisition of Unproved Oil and Gas Properties Costs Incurred, Asset Retirement Obligation Incurred Costs Incurred, Development Costs Costs Incurred, Exploration Costs Geographic Area of Costs Incurred [Domain] Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities by Geographic Area Costs Incurred, Proportional Interest of Costs Incurred by Equity Companies Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Axis] Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items] Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Table] Leveraged Buyout, Cost of Transaction Charged to Expense [Abstract] Cost of Other Property Operating Expense Costs of Real Estate Services and Land Sales Costs in Excess of Billings on Uncompleted Contracts or Programs [Abstract] Costs in Excess of Billings on Uncompleted Contracts or Programs Costs in Excess of Billings on Uncompleted Contracts or Programs, Total Credit Availability Concentration Risk [Member] Credit Card Origination Costs [Abstract] Credit Card Origination Costs Disclosure Credit Card Origination Costs, Policy Credit Card Receivables [Member] Loans and Leases Receivable, Consumer, Revolving, Credit Card Credit Concentration Risk [Member] Credit and Debit Card Receivables, at Carrying Value Credit and Debit Card Receivables [Member] Credit Default Option [Member] Credit Default Swap [Member] Credit Risk Derivative Assets at Fair Value Credit Risk Derivative Liabilities at Fair Value Credit Risk Derivatives [Abstract] Credit Risk Derivatives at Fair Value, Net Credit Risk Derivatives at Fair Value, Net, Total Credit Risk [Member] Credit Spread Option [Member] Crude Oil and Natural Gas Liquids Cumulative Effect of Change in Accounting Principle Adjustment, Net of Tax [Abstract] Cumulative Effect of Change in Accounting Principle, Net of Tax, Per Diluted Share Cumulative Effect of Change in Accounting Principle, Net of Tax, Per Outstanding Share Cumulative Effect of Change in Accounting Principle Adjustment, Net of Tax Cumulative Effect of Change in Accounting Principle Adjustment, Net of Tax, Total Cumulative Effect of Change in Accounting Principle, Net of Tax, Basic, B Cumulative Effect of Change in Accounting Principle, Net of Tax, Basic, B, Total Cumulative Effect of Change in Accounting Principle, Net of Tax, Diluted, B Cumulative Effect of Change in Accounting Principle, Net of Tax, Diluted, B, Total Cumulative Effect of Change in Accounting Principle, Net of Tax, Diluted Cumulative Effect of Change in Accounting Principle, Net of Tax, Diluted, Total Cumulative Effect of Change in Accounting Principle, Net of Tax, Per Diluted Share, B Cumulative Effect of Change in Accounting Principle, Net of Tax, Per Outstanding Share, Basic, B Cumulative Effect of Change in Accounting Principle, Net of Tax Cumulative Effect of Change in Accounting Principle, Net of Tax, Total Cumulative Preferred Stock [Member] Cumulative Translation Adjustment, Increase (Decrease), Gross of Tax Cumulative Translation Adjustment, Net of Tax, Period Increase (Decrease) Cumulative Translation Adjustment, Net of Tax, Period Increase (Decrease), Total Cumulative Translation Adjustment, Net of Tax, Ending Balance Cumulative Translation Adjustment, Net of Tax, Beginning Balance Accumulated Other Comprehensive Income, Accumulated Translation Adjustment, Net of Tax Cumulative Translation Adjustment Summary [Roll Forward] Cumulative Translation Adjustment Tax Benefit (Expense) Currency Swap [Member] Assets Held-for-sale, Accumulated Depreciation and Amortization, Capital Leased Assets Assets Held-for-sale, Capital Leased Assets, Gross Assets Held-for-sale, Capital Leased Assets [Abstract] Assets Held-for-sale, Capital Leased Assets, Net Assets Held-for-sale, Capital Leased Assets, Net, Total Current Federal Tax Expense (Benefit) Current Foreign Tax Expense (Benefit) Current Income Tax Expense (Benefit) [Abstract] Current Income Tax Expense (Benefit) Current Income Tax Expense (Benefit), Total Liabilities, Current [Abstract] Liabilities, Current Liabilities, Current, Total Current Other Tax Expense (Benefit) Intangible Assets, Current Intangible Assets, Current, Total Long-term Debt, Current [Abstract] Long-term Debt and Capital Lease Obligations, Current [Abstract] Long-term Debt and Capital Lease Obligations, Current Long-term Debt and Capital Lease Obligations, Current, Total Other Long-term Debt, Current Current State and Local Tax Expense (Benefit) Custody Fees Customer Advances Customer Advances, Current Customer Advances and Deposits, Current [Abstract] Customer Advances and Deposits, Current and Noncurrent [Abstract] Customer Advances and Deposits Customer Advances and Deposits, Total Customer Advances and Deposits, Current Customer Advances and Deposits, Current, Total Customer Advances or Deposits, Noncurrent [Abstract] Customer Advances or Deposits, Noncurrent Customer Advances or Deposits, Noncurrent, Total Customer Advances for Construction Customer Advances for Government Contracts, Not Netted Against Accounts Receivable Customer Advances and Progress Payments for Long-term Contracts or Programs Customer Advances, Noncurrent Billed and Unbilled Contract Claims Subject to Uncertainty [Abstract] Contract Claims Description Customer Concentration Risk [Member] Customer Deposits Customer Deposits, Current Customer Deposits, Noncurrent Customer Funds Customer Lists [Member] Customer Receipts [Member] Customer Receivables Customer Refund Liability, Noncurrent Customer Refundable Fees, Cash Received Customer Refundable Fees, Period Increase (Decrease) Customer Refundable Fees, Period Increase (Decrease), Total Customer Refundable Fees, Revenue Recognized Customer Refundable Fees, Refund Payments Customer Refundable Fees, Ending Balance Customer Refundable Fees, Beginning Balance Customer Refundable Fees Customer Relationships [Member] Customer Securities for which Company has Right to Sell or Repledge [Abstract] Customer Securities for which Company has Right to Sell or Repledge, Description Customer Security for which Company has Right to Sell or Repledge, Classification Customer Security for which Company has Right to Sell or Repledge, Security Type [Domain] Customer Security for which Company has Right to Sell or Repledge [Axis] Customer Security for which Company has Right to Sell or Repledge, Fair Value of Security Sold or Repledged Customer Security for which Company has Right to Sell or Repledge [Line Items] Customer Security for which Company has Right to Sell or Repledge, Security Type Customer Security for which Company has Right to Sell or Repledge [Table] Customers' Acceptance Liability Customer's Liability for Acceptances, Net [Abstract] Customer's Liability for Acceptances, Net Customer's Liability for Acceptances, Net, Total Customer's Liability for Acceptances, Gross DJIA Index Future [Member] Damage from Fire, Explosion or Other Hazard [Member] Damages from Product Defects [Member] Databases [Member] Debt and Capital Lease Obligations [Abstract] Long-term Debt, Capital Lease, and Convertible Obligations [Abstract] Long-term Debt, Capital Lease, and Convertible Obligations Long-term Debt, Capital Lease, and Convertible Obligations, Total Debt, Current [Abstract] Debt, Current Debt, Current, Total Long-term Debt and Capital Lease Obligations [Abstract] Other Long-term Debt and Capital Lease Obligations Long-term Debt and Capital Lease Obligations Long-term Debt and Capital Lease Obligations, Total Debt and Capital Lease Obligations Debt and Capital Lease Obligations, Total Debt Conversion, Converted Instrument, Amount Debt Conversion, Converted Instrument, Expiration or Due Date, Day, Month and Year Debt Conversion, Converted Instrument, Expiration or Due Date, Month and Year Debt Conversion, Converted Instrument, Expiration or Due Date, Year Debt Conversion, Converted Instrument, Issuance Date, Day, Month and Year Debt Conversion, Converted Instrument, Issuance Date, Month and Year Debt Conversion, Converted Instrument, Issuance Date, Year Debt Conversion, Converted Instrument, Rate Debt Conversion, Converted Instrument, Shares Issued Debt Conversion, Converted Instrument, Type Debt Conversion, Converted Instrument, Warrants or Options Issued Debt Conversion, Converted Instruments [Axis] Debt Conversion, Converted Instruments [Line Items] Debt Conversion, Converted Instruments [Table] Debt Conversion, Original Debt, Amount Debt Conversion, Original Debt, Due Date of Debt, Day, Month and Year Debt Conversion, Original Debt, Due Date of Debt, Month and Year Debt Conversion, Original Debt, Due Date of Debt, Year Debt Conversion, Original Debt, Interest Rate of Debt Debt Conversion, Original Debt, Issuance Date of Debt, Day, Month and Year Debt Conversion, Original Debt, Issuance Date of Debt, Month and Year Debt Conversion, Original Debt, Issuance Date of Debt, Year Debt Conversion, Original Debt, Type of Debt Debt Conversion, Original Debt [Axis] Debt Conversion, Original Debt [Line Items] Debt Conversion, Original Debt [Table] Debt Conversion, Converted Instrument, Description [Domain] Debt Conversion, Original Debt, Description [Domain] Debt Disclosure [Text Block] Debt Financing Costs, Noncurrent Debt Instrument, Annual Principal Payment Debt Instrument, Committee on Uniform Securities Identification Procedures (CUSIP) Debt Instrument, Call Date, Earliest Debt Instrument, Call Date, Latest Debt Instrument, Call Feature Debt Instrument, Carrying Amount Debt Instrument, Collateral Fees Debt Instrument, Collateral Debt Instrument, Convertible, Beneficial Conversion Feature Debt Instrument, Convertible, Conversion Ratio Debt Instrument, Convertible, Earliest Date Debt Instrument, Convertible, Latest Date Debt Instrument, Convertible, Number of Equity Instruments Debt Instrument, Convertible, Terms of Conversion Feature Debt Instrument, Convertible, Type of Equity Security Debt Instrument, Covenant Compliance Debt Instrument, Covenant Description Debt Instrument, Credit Rating Debt Instrument, Currency Debt Instrument, Date of First Required Payment Debt Instrument, Decrease, Forgiveness Debt Instrument, Decrease, Repayments Debt Instrument, Description Debt Instrument, Face Amount Debt Instrument, Fair Value, Basis for Measurement Debt Instrument, Fair Value Debt Instrument, Fee Amount Debt Instrument, Fee Debt Instrument, Frequency of Fee Debt Instrument, Frequency of Periodic Payment Debt Instrument, Increase, Accrued Interest Debt Instrument, Increase, Additional Borrowings Debt Instrument, Increase (Decrease) for Period, Description Debt Instrument, Increase (Decrease) for Period, Net Debt Instrument, Increase (Decrease), Other, Net Debt Instrument, Interest Rate, Basis for Effective Rate Debt Instrument, Interest Rate During Period Debt Instrument, Interest Rate, Effective Percentage Debt Instrument, Interest Rate at Period End Debt Instrument, Interest Rate, Stated Percentage Debt Instrument, Interest Rate Terms Debt Instrument, Issuance Date Debt Instrument, Issuer Debt Instrument, Maturity Date, Description Debt Instrument, Maturity Date Debt Instrument, Name [Domain] Debt Instrument, Offering Date Debt Instrument, Payment Terms Debt Instrument, Periodic Payment, Interest Debt Instrument, Periodic Payment, Principal Debt Instrument, Periodic Payment Debt Instrument, Principal Outstanding Debt Instrument, Priority Debt Instrument, Restrictive Covenants Debt Instrument, Sinking Fund Amount Debt Instrument, Sinking Fund Description Debt Instrument, Tax Status Debt Instrument, Unamortized Discount Debt Instrument, Unamortized Premium Debt Instrument, Unused Borrowing Capacity, Amount Debt Instrument, Unused Borrowing Capacity, Description Debt Instrument, Unused Borrowing Capacity, Fee Debt Instruments [Abstract] Debt Instrument [Axis] Debt Instrument [Line Items] Debt Instrument [Table] Debt Related Issuance Costs, Noncurrent Debt Related Issuance Costs, Noncurrent, Total Payments of Debt Issuance Costs Debt [Member] Debt Related Commitment Fees and Debt Issuance Costs Debt Related Issuance Costs, Noncurrent [Abstract] Payments of Debt Restructuring Costs Debt Securities [Domain] Debt Securities [Member] Debtor-in-Possession Financing [Abstract] Debtor-in-Possession Financing, Borrowings Outstanding Debtor-in-Possession Financing, Date Arrangement Approved by Bankruptcy Court Debtor-in-Possession Financing, Description of Arrangement Debtor-in-Possession Financing, Fee on Unused Borrowings Debtor-in-Possession Financing, Interest Rate on Borrowings Outstanding Debtor-in-Possession Financing, Letters of Credit Outstanding Debtor-in-Possession Financing, Purpose of Arrangement Debtor-in-Possession Financing, Unused Borrowings Debtor Reorganization Items, Debtor-in-Possession Facility Financing Costs Debtor Reorganization Items, Discharge of Claims and Liabilities Debtor Reorganization Items, Employee Related Charges Debtor Reorganization Items, Impairment Loss Debtor Reorganization Items, Interest Income on Accumulated Cash Debtor Reorganization Items, Legal and Advisory Professional Fees Debtor Reorganization Items, (Gain) Loss on Asset Sales, Net Debtor Reorganization Items, Net (Gain) Loss on Rejection of Leases and Other Executory Contracts Debtor Reorganization Items, (Gain) Loss on Settlement of Other Claims, Net Debtor Reorganization Items, Other Expense (Income) Debtor Reorganization Items, Pension and Other Postretirement Related Charges Debtor Reorganization Items, Provision for Expected Allowed Claims Debtor Reorganization Items, Retiree Related Charges Debtor Reorganization Items, Revaluation of Assets and Liabilities Debtor Reorganization Items, Revaluation of Customer-Related Obligations Debtor Reorganization Items, Write-off of Deferred Financing Costs and Debt Discounts Decommissioning Fund Investments Decommissioning Liability, Noncurrent Decommissioning Trust Assets Description Decommissioning Trust Assets Amount Decrease Due to Sales of Minerals in Place Deductions (Charges) [Abstract] Deductions (Charges) Deductions (Charges), Total Deductions from Real Estate, Gross Deductions from Real Estate, Gross, Total Real Estate Accumulated Depreciation, Deductions Deferred Acquisition Costs [Abstract] Deferred Acquisition Costs (DAC) Deferred Advertising Costs Deferred Charges [Abstract] Deferred Charges Deferred Charges, Total Deferred Compensation Liability [Abstract] Deferred Compensation Arrangement with Individual, Compensation Expense Deferred Compensation Arrangement with Individual, Description Deferred Compensation Arrangement with Individual, Distributions Paid Deferred Compensation Arrangement with Individual, Employer Contribution Deferred Compensation Arrangement with Individual, Name or Relationship [Domain] Deferred Compensation Arrangement with Individual, Recorded Liability Deferred Compensation Arrangement with Individual, Shares Authorized for Issuance Deferred Compensation Arrangement with Individual, Shares Issued Deferred Compensation Arrangement with Individual [Axis] Deferred Compensation Arrangement with Individual [Line Items] Deferred Compensation Arrangement with Individual [Table] Deferred Compensation Arrangements [Abstract] Deferred Compensation Arrangements with Individuals Disclosure [Text Block] Deferred Compensation Liability, Current Deferred Compensation Liability, Current, Total Deferred Compensation, Employee Stock Ownership Program Deferred Compensation Equity [Abstract] Deferred Compensation Equity, Ending Balance Deferred Compensation Equity, Beginning Balance Deferred Compensation Equity Deferred Compensation Equity, Total Deferred Compensation, Period Increase (Decrease) Deferred Compensation, Period Increase (Decrease), Total Deferred Compensation Liability, Noncurrent [Abstract] Deferred Compensation Plan Assets Deferred Compensation, Stock Option Exercises Deferred Compensation, Tax Benefit on Stock Option Exercises Deferred Compensation Liability, Noncurrent Deferred Compensation Liability, Noncurrent, Total Deferred Costs [Abstract] Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Text Block] Deferred Costs, Credit Card Origination Costs, Amortization Deferred Costs, Credit Card Origination Costs Amount Description of Deferred Costs Related to Long-term Contracts Increase (Decrease) in Deferred Charges, Investing Postemployment Benefits, Noncurrent Deferred Long-term Debt [Abstract] Deferred Long-term Debt Deferred Long-term Debt, Total Deferred Electric Cost Deferred Employee Stock Option Plan (ESOP) Benefits Deferred Federal Income Tax Expense (Benefit) Deferred Finance Costs [Abstract] Deferred Finance Costs Disclosures Deferred Foreign Income Tax Expense (Benefit) Deferred Fuel Cost Deferred Fuel Cost, Total Deferred Fuel Costs Amount Deferred Fuel Costs [Member] Deferred Gas Cost Change Deferred Gas Purchases, Current Deferred Hedging Gain (Loss), Cash Flow Hedges, Net of Tax Deferred Income Tax Expense (Benefit) [Abstract] Deferred Income Tax Expense (Benefit) Deferred Income Tax Expense (Benefit), Total Deferred Income Taxes and Credits [Abstract] Deferred Income Taxes and Credits Deferred Income Taxes and Credits, Total Deferred Tax Assets, Net, Current Deferred Income Tax Liabilities Deferred Tax Liabilities, Current Deferred Income Taxes, Policy Increase (Decrease) in Deferred Income Taxes Deferred Interest Deferred Investment Tax Credit, Net, Current Deferred Lease Revenue [Member] Deferred Leasing Fee Deferred Liability Charges, Current [Abstract] Deferred Liability Charges, Current Deferred Liability Charges, Current, Total Other Deferred Long-term Liability Charges Other Deferred Liability Charges, Current Deferred Long-term Asset Charges [Abstract] Deferred Long-term Asset Charges Deferred Long-term Asset Charges, Total Deferred Long-term Liability Charges [Abstract] Deferred Long-term Liability Charges Deferred Long-term Liability Charges, Total Deferred and Other Liabilities, Current [Abstract] Deferred and Other Liabilities, Current Deferred and Other Liabilities, Current, Total Deferred Other Tax Expense (Benefit) Deferred Policy Acquisition Costs, Additions Deferred Policy Acquisition Cost, Amortization Expense, Net Investment Gains (Losses) Deferred Policy Acquisition Cost, Amortization Expense, Unrealized Investment Gains (Losses) Deferred Policy Acquisition Cost, Amortization Expense Increase (Decrease) in Deferred Policy Acquisition Costs Deferred Policy Acquisition Costs Disclosures [Abstract] Deferred Policy Acquisition Costs, Net, Ending Balance Deferred Policy Acquisition Costs, Net, Beginning Balance Deferred Policy Acquisition Costs, Net Deferred Policy Acquisition Costs Disclosure Deferred Policy Acquisition Costs, Period Increase (Decrease) Deferred Policy Acquisition Costs, Period Increase (Decrease), Total Deferred Policy Acquisition Costs Deferred Policy Acquisition Costs, Total Deferred Premiums [Member] Deferred Project Costs [Member] Deferred Rent Liability, Net, Current Deferred Rent Liability, Net, Noncurrent Deferred Rent Receivables, Net, Noncurrent Deferred Rent Receivables, Net, Noncurrent, Total Deferred Rent Receivables, Net, Current Deferred Revenue [Abstract] Deferred Revenue, Additions Deferred Revenue, by Arrangement [Axis] Deferred Revenue by Arrangement [Domain] Deferred Revenue, by Arrangement [Line Items] Deferred Revenue, by Arrangement [Table] Deferred Revenue, Description Deferred Revenue Disclosure [Text Block] Deferred Revenue, Period Increase (Decrease) Deferred Revenue, Period Increase (Decrease), Total Deferred Revenue, Revenue Recognized, During Period Deferred Revenue, Refund Payments Deferred Revenue, Significant Changes in Balances Increase (Decrease) in Deferred Revenue Deferred Sales Inducements, Additions Deferred Sales Inducements, Adjustments Deferred Sales Inducements, Amortization Expense Deferred Sales Inducements, Description Deferred Sales Inducements, Net, Ending Balance Deferred Sales Inducements, Net, Beginning Balance Deferred Sales Inducements, Net Deferred Short-term Asset Charges, Current [Abstract] Deferred Short-term Asset Charges, Current Deferred Short-term Asset Charges, Current, Total Deferred State and Local Income Tax Expense (Benefit) Deferred Storm and Property Reserve Deficiency, Current Deferred Storm and Property Reserve Deficiency, Noncurrent Deferred Tax Assets Deferred Tax Assets (Liabilities), Net, Current Deferred Tax Assets, Net [Abstract] Deferred Tax Assets, Capital Loss Carryforwards Deferred Tax Assets, Charitable Contribution Carryforwards Deferred Tax Assets, Deferred Gain on Sale Leaseback Transaction Deferred Tax Assets, Deferred Income Deferred Tax Assets, Derivative Instruments Deferred Tax Assets, Equity Method Investments Deferred Tax Assets, Gross Deferred Tax Assets, Gross, Total Deferred Tax Assets, Hedging Transactions Deferred Tax Assets, in Process Research and Development Estimated future tax deduction attributable to inventory Deferred Tax Assets, Investment in Subsidiaries Deferred Tax Assets (Liabilities), Net [Abstract] Deferred Tax Assets and Liabilities of Insurance Companies [Abstract] Deferred Tax Assets (Liabilities), Net Deferred Tax Assets (Liabilities), Net, Total Deferred Tax Assets (Liabilities), Net, Noncurrent Deferred Tax Assets, Net Deferred Tax Assets, Net, Total Operating Loss Carryforwards, Deferred Tax Assets, Components [Abstract] Deferred Tax Assets, Operating Loss Carryforwards, Domestic Deferred Tax Assets, Operating Loss Carryforwards, Foreign Deferred Tax Assets, Operating Loss Carryforwards, State and Local Operating Loss Carryforwards, Deferred Tax Assets Operating Loss Carryforwards, Deferred Tax Assets, Total Deferred Tax Assets, Other Comprehensive Loss Deferred Tax Assets, Other Loss Carryforwards Deferred Tax Assets, Other Tax Carryforwards Deferred Tax Assets, Other Deferred Tax Assets, Tax Credit Carryforwards [Abstract] Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax Deferred Tax Assets, Tax Credit Carryforwards, Foreign Deferred Tax Assets, Tax Credit Carryforwards, General Business Deferred Tax Assets, Tax Credit Carryforwards, Other Deferred Tax Assets, Tax Credit Carryforwards, Research Deferred Tax Assets, Tax Credit Carryforwards Deferred Tax Assets, Tax Credit Carryforwards, Total Deferred Tax Assets, Tax Deferred Expense [Abstract] Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits [Abstract] Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Compensated Absences Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Bonuses Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Other Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Postretirement Benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Severance Payments Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Total Deferred Tax Assets, Tax Deferred Expense, Other Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals [Abstract] Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Legal Settlements Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Loss Reserves Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Policyholder Liabilities and Receivables Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Reserves Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Restructuring Charges Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Returns and Allowances Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Self Insurance Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Premium Reserve Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Total Deferred Tax Assets, Tax Deferred Expense Deferred Tax Assets, Tax Deferred Expense, Total Deferred Tax Assets, Unrealized Currency Losses Deferred Tax Assets, Unrealized Losses on Securities Deferred Tax Assets, Valuation Allowance Deferred Tax Assets, Valuation Allowance, Total Deferred Tax Liabilities [Abstract] Deferred Tax Liabilities, Capital Assets Deferred Tax Liabilities, Deferred Expense [Abstract] Deferred Tax Liabilities, Deferred Expense, Capitalized Interest Deferred Tax Liabilities, Deferred Expense, Capitalized Inventory Cost Deferred Tax Liabilities, Deferred Expense, Capitalized Patent Cost Deferred Tax Liabilities, Deferred Expense, Capitalized Research and Development Cost Deferred Tax Liabilities, Deferred Expense, Capitalized Software Deferred Tax Liabilities, Deferred Expense, Deferred Financing Cost Deferred Tax Liabilities, Deferred Expense, Deferred Policy Acquisition Cost Deferred Tax Liabilities, Deferred Expense, Other Deferred Tax Liabilities, Deferred Expense Deferred Tax Liabilities, Deferred Expense, Total Deferred Tax Liabilities, Financing Arrangements Deferred Tax Liabilities, Goodwill and Intangible Assets [Abstract] Deferred Tax Liabilities, Goodwill and Intangible Assets, Goodwill Deferred Tax Liabilities, Goodwill and Intangible Assets, Intangible Assets Deferred Tax Liabilities, Goodwill and Intangible Assets Deferred Tax Liabilities, Goodwill and Intangible Assets, Total Deferred Tax Liabilities Deferred Tax Liabilities, Total Deferred Tax Liabilities, Leasing Arrangements Deferred Tax Liabilities, Mortgage Servicing Rights Deferred Tax Liabilities Not Recognized [Abstract] Deferred Tax Liabilities, Other Comprehensive Income Deferred Tax Liabilities, Other Finite-Lived Assets Deferred Tax Liabilities, Other Deferred Tax Liabilities, Prepaid Pension Costs Deferred Tax Liabilities, Regulatory Assets Deferred Tax Liabilities, Interests in Financial Assets Continued to be Held Deferred Tax Liabilities, Tax Deferred Income Deferred Tax Liabilities, Undistributed Foreign Earnings Deferred Tax Liabilities, Unrealized Currency Transaction Gains Deferred Tax Liabilities, Unrealized Gains on Securities Deferred Tax Liabilities, Noncurrent Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability Deferred Tax Liability Not Recognized, Cumulative Amount of Temporary Difference Deferred Tax Liability Not Recognized, Description of Temporary Difference [Domain] Deferred Tax Liability Not Recognized, Determination of Deferred Tax Liability is Not Practicable Deferred Tax Liability Not Recognized, Events that Would Cause Temporary Difference to be Taxable Deferred Tax Liability Not Recognized [Axis] Deferred Tax Liability Not Recognized [Line Items] Deferred Tax Liability Not Recognized [Table] Deferred Taxes, Business Combination, Valuation Allowance [Abstract] Deferred Taxes, Business Combination, Valuation Allowance, Available to Reduce Goodwill or Intangible Assets, Description Deferred Taxes, Business Combination, Valuation Allowance, Available to Reduce Goodwill Deferred Taxes, Business Combination, Valuation Allowance, Available to Reduce Intangible Assets Deferred Taxes, Business Combination, Valuation Allowance, Available to Reduce Goodwill and Intangible Assets Deferred Taxes [Member] Deferred Interest Expense Other Deferred Compensation Equity Deferred Gain on Sale of Property Deferred Revenue, Current [Abstract] Deferred Revenue, Ending Balance Deferred Revenue, Beginning Balance Deferred Revenue Deferred Revenue, Total Deferred Revenue, Current Deferred Revenue, Current, Total Deferred Revenue, Noncurrent Deferred Revenue, Noncurrent, Total Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract] Defined Benefit Plans [Domain] Defined Benefit Plans, General Information Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract] Defined Contribution Plan, Cost Recognized Reductions in Other Assets, Noncurrent, Description Delinquent Amount at End of Period on Loans Managed and Securitized Delinquent Amount at End of Period on Loans Managed and Securitized, Total Demand Deposits [Member] Demand Side Management Program Costs, Noncurrent Other Inventory, Demo Demutualization and Closed Block [Abstract] Demutualization by Insurance Entity [Abstract] Demutualization by Insurance Entity, Nature and Terms Demutualization by Insurance Entity, Schedule of Nature and Terms Demutualization by Insurance Entity, Securities Issued, Amount of Net Proceeds Demutualization by Insurance Entity, Securities Issued, Gross Cash Proceeds Demutualization by Insurance Entity, Securities Issued, Gross Policy Credits Demutualization by Insurance Entity, Securities Issued, Offering Costs Demutualization by Insurance Entity, Securities Issued, Price Per Share or Unit Demutualization by Insurance Entity, Securities Issued, Quantity of Shares Demutualization by Insurance Entity, Description of Securities Issued Depletion, Nonproduction Deposit Asset [Abstract] Deposit Assets Deposit Assets, Total Deposit Assets Disclosure [Abstract] Deposit Assets or Liabilities, Amortization Expense from Expirations Deposit Assets or Liabilities, Change in Amounts Based on Change in Assumptions Supporting Expected Recovery Amounts Deposit Assets or Liabilities, Effect of Change in Interest Accrual Assumption on Expected Recovery Amounts Deposit Assets or Liabilities, Effect of Change in Present Value Assumptions Recorded as Expense Deposit Assets or Liabilities, Effect of Change in Present Value Assumptions Resulting in Additions to Expected Recoveries Deposit Assets or Liabilities, Effect of Change in Present Value Assumptions Resulting in Reductions in Expected Recoveries Deposit Contracts, Policy Deposit Contracts, Assets Deposit Contracts, Change in Balances Based on Change in Assumptions Supporting Expected Recovery Amounts [Abstract] Deposit Contracts, Description of Asset Contracts Deposit Contracts, Description of Liability Contracts Deposit Contracts, Liabilities Deposit Liabilities [Abstract] Deposit Liabilities, Accrued Interest Deposit Liabilities, Collateral Issued, Description Deposit Liabilities, Collateral Issued, Financial Instruments Deposit Liabilities, Description Deposit Liabilities Disclosures Deposit Liabilities Reclassified as Loans Receivable Description Deposit Liabilities Reclassified as Loans Receivable Deposit Liabilities with Abnormal Normal Terms Deposit Liabilities with Abnormal Terms Description Deposits [Abstract] Deposits Assets, Noncurrent Time Deposit Liabilities, Domestic Time Deposits of Less than $100,000 Other Time Deposits Demand Deposit Accounts [Abstract] Interest-bearing Deposit Liabilities [Abstract] Interest-bearing Deposit Liabilities Interest-bearing Deposit Liabilities, Total Noninterest-bearing Deposit Liabilities [Abstract] Noninterest-bearing Deposit Liabilities Noninterest-bearing Deposit Liabilities, Total Demand Deposit Accounts Demand Deposit Accounts, Total Current Deposit Liability Deposits, Money Market Deposits Deposits, Negotiable Order of Withdrawal (NOW) Deposits Paid for Securities Borrowed, at Carrying Value Payments for Deposits Policyholder Contract Deposits Deposits Purchased or Sold Deposits Received for Securities Loaned, at Carrying Value Deposits Received on Reinsurance Contracts Deposits, Savings Deposits Deposits for Securities Borrowed Time Deposits [Abstract] Time Deposit Liabilities, Foreign Time Deposits Time Deposits, Total Deposits with Clearing Organizations and Others [Abstract] Deposits with Clearing Organizations and Others, Cash Deposits with Clearing Organizations and Others, Securities Deposits with Clearing Organizations and Others, Securities Deposits with Clearing Organizations and Others Deposits with Clearing Organizations and Others, Total Deposits Deposits, Total Depreciable Assets [Member] Depreciation and Amortization [Abstract] Depreciation, Amortization and Accretion, Net [Abstract] Depreciation, Amortization and Accretion, Net Depreciation, Amortization and Accretion, Net, Total Other Depreciation and Amortization Depreciation and Amortization, Income Statement Depreciation and Amortization, Income Statement, Total Depreciation Expense on Reclassified Assets Depreciation, Nonproduction Derivative, Amount of Hedged Item Derivative, Average Basis Spread on Variable Rate Derivative, Average Cap Interest Rate Derivative, Average Cap Price Derivative, Average Exchange Rate Cap Derivative, Average Exchange Rate Floor Derivative, Average Fixed Interest Rate Derivative, Swap Type, Average Fixed Price Derivative, Average Floor Interest Rate Derivative, Average Floor Price Derivative, Average Foreign Currency Option Strike Price Derivative, Average Forward Exchange Rate Derivative, Average Forward Interest Rate Derivative, Average Forward Price Derivative, Average Price Risk Option Strike Price Derivative, Average Remaining Maturity Derivative, Average Swaption Interest Rate Derivative, Average Variable Interest Rate Derivative, Swap Type, Average Variable Price Derivative, Basis Spread on Variable Rate Derivative, Cap Interest Rate Derivative, Cap Price Derivative, Counterparty Derivative, Currency Bought Derivative, Currency Sold Derivative, Description of Hedged Item Derivative, Description of Objective Derivative, Description of Terms Derivative, Description of Variable Rate Basis Derivative, Description [Domain] Derivative, Exchange Rate Cap Derivative, Exchange Rate Floor Derivative, Fair Value of Derivative Asset Derivative, Fair Value of Derivative Liability Derivative, Fair Value of Derivative, Net Derivative, Fixed Interest Rate Derivative, Swap Type, Fixed Price Derivative, Floor Interest Rate Derivative, Floor Price Derivative, Foreign Currency Option Strike Price Derivative, Forward Exchange Rate Derivative, Forward Interest Rate Derivative, Forward Price Derivative, Gain (Loss) on Derivative, Net Derivative, Gain on Derivative Derivative, Hedge Designation Derivative, Higher Fixed Interest Rate Range Derivative, Higher Range of Basis Spread on Variable Rate Derivative, Higher Remaining Maturity Range Derivative, Higher Variable Interest Rate Range Derivative, Inception Date Derivative, Loss on Derivative Derivative, Lower Fixed Interest Rate Range Derivative, Lower Range of Basis Spread on Variable Rate Derivative, Lower Remaining Maturity Range Derivative, Lower Variable Interest Rate Range Derivative, Maturity Date Derivative, Nonmonetary Notional Amount Derivative, Notional Amount Derivative, Number of Instruments Held Derivative, Price Risk Option Strike Price Derivative, Remaining Maturity Derivative, Swap Type Derivative, Swaption Interest Rate Derivative, Type of Instrument Derivative, Type of Interest Rate Paid on Swap Derivative, Underlying Basis Derivative, Underlying Risk Derivative, Underlying Derivative, Variable Interest Rate Derivative, Swap Type, Variable Price Derivative Assets [Abstract] Derivative Assets Derivative Assets, Total Derivative Assets, Current Derivative Assets (Liabilities) at Fair Value, Net Derivative Assets (Liabilities) at Fair Value, Net, Total Derivative Assets, Noncurrent, Total Derivative Assets, Noncurrent Other Derivative Assets Derivative [Axis] Derivative Contracts [Abstract] Derivative Contracts, Owned Derivative Contracts Derivative Contracts, Total Derivative [Domain] Derivative Financial Instruments [Member] Derivative Instruments and Hedges [Abstract] Derivative Instruments and Hedges Derivative Instruments and Hedges, Total Derivative Instruments and Hedges, Noncurrent [Abstract] Derivative Instruments and Hedges, Noncurrent Derivative Instruments and Hedges, Noncurrent, Total Derivative Instrument Detail [Abstract] Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value Derivative Instruments Not Designated as Hedging Instruments, Description of Terms Derivative Instruments Not Designated as Hedging Instruments, Description [Domain] Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net, Total Derivative Instruments Not Designated as Hedging Instruments, Gain Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value Derivative Instruments Not Designated as Hedging Instruments, Line Item on Income Statement for Gain (loss) Derivative Instruments Not Designated as Hedging Instruments, Loss Derivative Instruments Not Designated as Hedging Instruments, Purpose Derivative Instruments Not Designated as Hedging Instruments, Risk Derivative Instruments Not Designated as Hedging Instruments, Type Derivative Instruments Not Designated as Hedging Instruments [Axis] Derivative Instruments Not Designated as Hedging Instruments [Line Items] Derivative Instruments Not Designated as Hedging Instruments [Table] Derivative Instruments Not Qualifying as Hedge [Member] Derivative Liabilities, Current Derivative Liabilities, Noncurrent Derivative Liability Instruments and Hedges, Current Derivative Liabilities Derivative Liabilities, Total Derivative [Line Items] Derivative [Table] Deferred Tax Assets, Derivatives Derivatives, Basis and Use of Derivatives, Basis, Determination of Fair Value Derivatives, Basis and Use of Derivatives, Basis Derivatives, Basis and Use of Derivatives, Use of Derivatives Derivatives, Basis and Use of Derivatives Derivatives, Embedded Derivatives Derivatives, Hedge Discontinuances, Anticipated Transactions Derivatives, Hedge Discontinuances, Termination of Hedging Instrument or Hedged Item Derivatives, Hedge Discontinuances Derivatives, Methods of Accounting, Derivative Types Derivatives, Methods of Accounting, Hedge Documentation Derivatives, Methods of Accounting, Hedge Effectiveness Derivatives, Methods of Accounting, Hedging Derivatives Derivatives, Methods of Accounting, Nonhedging Derivatives Derivatives, Methods of Accounting Derivatives, Policy Derivatives, Reporting of Derivative Activity Description of Accounting for Discontinuation of Fair Value Hedge Description of Accounting for Discontinuation of Foreign Currency Fair Value Hedge Description of Accounting for Discontinuation of Interest Rate Fair Value Hedge Description of Accounting for Discontinuation of Price Risk Fair Value Hedge Description of Accounting for Interest Expense on Prepetition Liabilities Description of Accounting Method for Derivative Instruments Not Designated as Hedging Instruments Description of Accounting Method for Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Description of Accounting Method for Hybrid Instruments Description of Accounting Method for Interest Rate Derivative Instruments Not Designated as Hedging Instruments Description of Accounting Method for Price Risk Derivative Instruments Not Designated as Hedging Instruments Description of Accounting Method Used for Credit Risk Derivatives Description of Accounting Method Used for Foreign Currency Derivatives Description of Accounting Method Used for Interest Rate Derivatives Description of Accounting Method Used for Price Risk Derivatives Description of Activities of Parent Company Description of Adoption of Policy on Accrued Sabbatical Description of Amounts Offsetting Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Description of Amounts Offsetting Gain (Loss) on Foreign Currency Derivatives Description of Amounts Offsetting Gain (Loss) on Price Risk Derivative Instruments Not Designated as Hedging Instruments Bankruptcy Proceedings [Abstract] Business Combination Disclosure [Text Block] Cash and Cash Equivalents Disclosure [Text Block] Description of Cash Flow Hedge Accounting Method Description of Cash Flow Hedge Activity Description of Cash Flow Hedge Risk Management Policy Description of Change in Accounting Principle, SFAS 158 Description of Change in Measurement Date, SFAS 158 Compliance with Regulatory Capital Requirements for Mortgage Companies Disclosure [Text Block] Description of Components of Gain (Loss) Excluded from Assessment of Cash Flow Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Credit Risk Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Fair Value Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Foreign Currency Cash Flow Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Foreign Currency Fair Value Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Interest Rate Cash Flow Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Interest Rate Fair Value Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Net Investment Hedge Ineffectiveness Description of Components of Gain (Loss) Excluded from Assessment of Price Risk Cash Flow Hedge Effectiveness Description of Components of Gain (Loss) Excluded from Assessment of Price Risk Fair Value Hedge Effectiveness Description of Credit Risk Derivative Activities Description of Credit Risk Exposure Description of Defined Contribution Pension and Other Postretirement Plans Description of Derivative Instruments by Risk Exposure Description of Derivative Instruments Not Designated as Hedging Instruments Activity Description of Derivative Risk Management Policy Description of Discontinuation of Fair Value Hedge Description of Discontinuation of Foreign Currency Fair Value Hedge Description of Discontinuation of Interest Rate Fair Value Hedge Description of Discontinuation of Price Risk Fair Value Hedge Description of Effect on Previously Reported Segment Information for Change in Composition of Reportable Segments Description of Effect of Subsequent Foreign Currency Exchange Rate Change Description of Embedded Derivatives Cost-method Investments, Description [Text Block] Description of Factors that May Affect Capital Adequacy Description of Factors that May Affect Minimum Net Worth Requirements Description of Fair Value Hedge Accounting Method Description of Fair Value Hedge Activity Description of Fair Value Hedge Risk Management Policy Description of Foreign Currency Cash Flow Hedge Accounting Method Description of Foreign Currency Cash Flow Hedge Activities Description of Foreign Currency Derivative Activities Description of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Activities Description of Foreign Currency Exposure Description of Foreign Currency Fair Value Hedge Accounting Method Description of Foreign Currency Fair Value Hedge Activities Foreign Currency Transactions, Description Foreign Currency Translation Adjustment, Description Guarantee Current Carrying Value Guarantee Maximum Exposure Inestimable Guarantee Maximum Exposure Guarantee Obligation, Nature [Domain] Guarantee Origin and Purpose Guarantee Liquidation Proceeds Guarantee Recourse Provisions Guarantee Triggering Event Guarantee Unlimited Exposure Guarantee Obligations by Nature [Axis] Guarantee Obligation [Line Items] Schedule of Guarantee Obligations [Table] Guarantee Term Description of Guarantees Given by Parent Company Hedged Firm Commitment Not Qualifying as Fair Value Hedge, Description Description of Hedged Firm Commitment Not Qualifying as Foreign Currency Fair Value Hedge Description of Hedged Firm Commitment Not Qualifying as Interest Rate Fair Value Hedge Description of Hedged Firm Commitment Not Qualifying as Price Risk Fair Value Hedge Description of Hybrid Instruments Accounted for at Fair Value Schedule of Partners' Capital Account, by Partner Type [Text Block] Description of Interest Rate Cash Flow Hedge Accounting Method Description of Interest Rate Cash Flow Hedge Activities Description of Interest Rate Derivative Activities Description of Interest Rate Derivative Instruments Not Designated as Hedging Instruments Activities Description of Interest Rate Fair Value Hedge Accounting Method Description of Interest Rate Fair Value Hedge Activities Description of Interest Rate Risk Exposure Description of Lessor Leasing Arrangements Description of Lessee Leasing Arrangements Liabilities Subject to Compromise, Description Life Settlement Contracts, Investment Method, Change in Expectations Line Item for Credit Risk Derivatives on Balance Sheet Description of Location of Foreign Currency Cash Flow Hedge Derivatives on Balance Sheet Description of Location of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments on Balance Sheet Description of Location of Foreign Currency Derivatives on Balance Sheet Description of Location of Foreign Currency Fair Value Hedge Derivative on Balance Sheet Description of Location of Gain (Loss) on Cash Flow Hedges in Financial Statements Line Item for Gain (Loss) on Credit Risk Derivative on Income Statement Description of Location of Gain (Loss) on Derivative Instruments Not Designated as Hedging Instruments in Financial Statements Description of Location of Gain (Loss) on Fair Value Hedges in Income Statement Description of Location of Gain (Loss) on Foreign Currency Cash Flow Hedge Derivatives in Financial Statements Description of Location of Gain (Loss) on Foreign Currency Derivative in Financial Statements Description of Location of Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments in Financial Statements Description of Location of Gain (Loss) on Foreign Currency Fair Value Hedge Derivative in Financial Statements Description of Location of Gain (Loss) on Interest Rate Cash Flow Hedge Derivative in Financial Statements Description of Location of Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments in Financial Statements Description of Location of Gain (Loss) on Interest Rate Derivative on Income Statement Description of Location of Gain (Loss) on Interest Rate Fair Value Hedge Derivative in Financial Statements Description of Location of Gain (Loss) on Net Investment Hedges in Financial Statements Description of Location of Gain (Loss) on Price Risk Cash Flow Hedge Derivatives in Financial Statements Line Item for Gain (Loss) on Price Risk Derivative Instruments Not Designated as Hedging Instruments in Financial Statements Description of Location of Gain (Loss) on Price Risk Derivative on Income Statement Line Item for Gain (Loss) on Price Risk Fair Value Hedge Derivative in Financial Statements Line Item in Financial Statements for Gain (Loss) on Hybrid Instruments Description of Location of Hybrid Instruments on Balance Sheet Description of Location of Interest Rate Cash Flow Hedge Derivative on Balance Sheet Description of Location of Interest Rate Derivative Instruments Not Designated as Hedging Instruments on Balance Sheet Description of Location of Interest Rate Derivatives on Balance Sheet Description of Location of Interest Rate Fair Value Hedge Derivative on Balance Sheet Description of Location of Price Risk Cash Flow Hedge Derivatives on Balance Sheet Line Item for Price Risk Derivative Instruments Not Designated as Hedging Instruments on Balance Sheet Description of Location of Price Risk Derivatives on Balance Sheet Line Item for Price Risk Fair Value Hedge Derivative on Balance Sheet Description of Long-term Intercompany Transactions Description of Mandatory Dividend or Redemption Provisions of Redeemable Stock of Parent Company Equity Method Investment, Material Effects of Possible Conversions, Exercises or Contingent Issuances Description of Multiemployer Plan Description of Nature and Effect of Significant Changes During Period Affecting Comparability Description of Net Capital Requirements under Broker Dealer Regulations Description of Net Investment Hedge Accounting Method Description of Net Investment Hedge Activity Description of Net Investment Hedge Effect on Earnings and Comprehensive Income Description of Net Investment Hedge Risk Management Policy Description of Net Investments Hedged Description of Postemployment Liability Description of Other Assets, Current Description of Other Assets, Noncurrent Description of Other Regulatory Limitations Real Estate Held for Development and Sale, Policy for Income (Loss) Real Estate Held for Development and Sale, Policy Description of Possible Effects of Noncompliance or Less than Adequately Capitalized Description of Possible Effects of Noncompliance or Less than Minimum Net Worth Capital Requirements Description of Postretirement Medical Plans with Prescription Drug Benefits Description of Price Risk Cash Flow Hedge Accounting Method Description of Price Risk Cash Flow Hedge Activities Description of Price Risk Derivative Activities Description of Price Risk Derivative Instruments Not Designated as Hedging Instruments Activities Description of Price Risk Exposure Description of Price Risk Fair Value Hedge Accounting Method Description of Price Risk Fair Value Hedge Activities Description of Reclassification of Cash Flow Hedge Gain (Loss) Description of Reclassification of Foreign Currency Cash Flow Hedge Gain (Loss) Description of Reclassification of Interest Rate Cash Flow Hedge Gain (Loss) Description of Reclassification of Price Risk Cash Flow Hedge Gain (Loss) Description of Recorded Unconditional Purchase Obligation Description of Regulatory Capital Requirements under Banking Regulations Description of Regulatory Capital Requirements under Insurance Regulations Description of Related Party Leasing Arrangements Reorganization Items, Description [Abstract] Description of Reorganization of Limited Liability Corporation (LLC) or Limited Liability Partnership (LLP) Through Business Combination [Abstract] Description of Significant Additions or Deletions to Deferred Acquisition Costs Description of Significant Additions or Deletions to Deferred Finance Costs Description of Significant Additions or Deletions to Other Deferred Costs Description of Significant Changes in Reserves Quantities or Significant Factors or Uncertainties that May Affect Proved Reserves Description of Significant Provisions of Long-term Obligations of Parent Company Inclusion of Investment Income in Assessment of Premium Deficiency on Short-Duration Contracts Description of Types of Cash Flow Hedging Instruments Used Description of Types of Derivative Instruments Not Designated as Hedging Instruments Held Description of Types of Fair Value Hedging Instruments Used Description of Types of Foreign Currency Cash Flow Hedging Instruments Used Description of Types of Foreign Currency Derivatives Not Designated as Hedging Instruments Held Description of Types of Foreign Currency Fair Value Hedging Instruments Used Description of Types of Interest Rate Cash Flow Hedging Instruments Used Description of Types of Interest Rate Derivatives Not Designated as Hedging Instruments Held Description of Types of Interest Rate Fair Value Hedging Instruments Used Description of Types of Net Investment Hedging Instruments Used Description of Types of Price Risk Cash Flow Hedging Instruments Used Description of Types of Price Risk Derivatives Not Designated as Hedging Instruments Description of Types of Price Risk Fair Value Hedging Instruments Used Description of Substantial Doubt about Institutions Ability to Continue as Going Concern, Banking or Savings Institution Description of Substantial Doubt about Institutions Ability to Continue as Going Concern, Mortgage Companies Details of Assets Disposed of by Method Other than Sale, in Period of Disposition [Text Block] Description of Impaired Goodwill [Text Block] Details of Impaired Assets to be Disposed of by Method Other than Sale [Text Block] Details of Impairment of Long-Lived Assets Held and Used by Asset [Text Block] Details of Long-Lived Assets to be Abandoned by Asset [Text Block] Details of Troubled Debt Restructuring, Debtor, Current Period Details of Troubled Debt Restructuring, Debtor, Subsequent Periods Deteriorated Loans Transferred in [Abstract] Deteriorated Loans Transferred in, Policy Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Accretion Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Additions Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Disposals Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Period Increase (Decrease) Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Period Increase (Decrease), Total Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Reclassification from (to) Nonaccreditable Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Ending Balance Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Beginning Balance Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield Deteriorated Loans Transferred in, Debt Securities, at Carrying Value, Ending Balance Deteriorated Loans Transferred in, Debt Securities, at Carrying Value, Beginning Balance Deteriorated Loans Transferred in, Debt Securities, at Carrying Value Deteriorated Loans Transferred in, Debt Securities, Cash Flows Expected to be Collected for Loans Acquired During Period Deteriorated Loans Transferred in, Debt Securities, Contractually Required Payments Receivable for Loans Acquired During Period Deteriorated Loans Transferred in, Debt Securities, Fair Value at Acquisition for Loans Acquired During Period Deteriorated Loans Transferred in, Debt Securities, Loans Acquired During Period [Abstract] Deteriorated Loans Transferred in, Debt Securities, Loans Not Accounted for Using Income Recognition Model [Abstract] Deteriorated Loans Transferred in, Debt Securities, Loans Not Accounted for Using Income Recognition Model, Carrying Amount at Acquisition Date Deteriorated Loans Transferred in, Debt Securities, Loans Not Accounted for Using Income Recognition Model, Carrying Amount of All Loans Deteriorated Loans Transferred in, Debt Securities, Outstanding Balance, Ending Balance Deteriorated Loans Transferred in, Debt Securities, Outstanding Balance, Beginning Balance Deteriorated Loans Transferred in, Debt Securities, Outstanding Balance Deteriorated Loans Transferred in, Debt Securities, Reconciliation of Accreditable Yield [Roll Forward] Deteriorated Loans Transferred in, Loans Accounted for as Debt Securities [Abstract] Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities [Abstract] Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Accretion Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Additions Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Disposals Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Period Increase (Decrease) Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Period Increase (Decrease), Total Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Reclassification from (to) Nonaccreditable Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Ending Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield, Beginning Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Accreditable Yield Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Allowance for Uncollectible Accounts, Ending Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Allowance for Uncollectible Accounts, Beginning Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Allowance for Uncollectible Accounts Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, at Carrying Value, Ending Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, at Carrying Value, Beginning Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, at Carrying Value Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Cash Flows Expected to be Collected Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Contractually Required Payments Receivable Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Expense Recognized Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Fair Value at Acquisition Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Loans Acquired During Period [Abstract] Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Nonaccrual Status Loans [Abstract] Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Nonaccrual Status Loans, Carrying Amount at Acquisition Date Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Nonaccrual Status Loans, Carrying Amount of All Loans Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Outstanding Balance, Ending Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Outstanding Balance, Beginning Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Outstanding Balance Deteriorated Loans Transferred in, Loans Not Accounted for as Debt Securities, Reconciliation of Accreditable Yield [Roll Forward] Development in Process Liability, Development Development Profits, Nonoperating Payments to Develop Real Estate Assets Development Stage Enterprise, Cumulative Cash Inflows Development Stage Enterprise, Cumulative Cash Outflows Development Stage Enterprise, Deficit Accumulated During Development Stage Development Stage Enterprise, Cumulative Expense Development Stage Enterprise, Cumulative Revenue Development Stage Enterprise, Development Stage Exit Strategy Indication that Financial Statements are those of Development-Stage Enterprise Development Stage Enterprise, Nature of Activities Indication that Enterprise was in Development Stage in Prior Years Development Stage Enterprises Development Wells Drilled, Geographic Area [Domain] Development Wells Drilled, Net Nonproductive Development Wells Drilled, Net Productive Development Wells Drilled [Abstract] Development Wells Drilled [Axis] Development Wells Drilled [Line Items] Development Wells Drilled [Table] Difference Between Fair Value and Carrying Amount of Servicing Assets upon Adoption of SFAS 156 Difference Between Fair Value and Carrying Amount of Servicing Liabilities upon Adoption of SFAS 156 Difference Due to Offsetting Various Asset Accounts Against Related Liabilities Earning Per Share, Diluted [Abstract] Earning Per Share, Diluted, Adjustment Earning Per Share, Diluted, before Adjustment Earning Per Share, Diluted, before Adjustment, Total Diluted Earning Per Share Pro Forma Adjustment Earning Per Share, Diluted Earning Per Share, Diluted, Total Diluted Earning Per Share Pro Forma Operating Cash Flows, Direct Method [Abstract] Direct Payments Net of Reinsurance Direct Payments Net of Reinsurance, Total Direct Premiums Earned, Accident and Health Direct Premiums Earned, Life Direct Premiums Earned, Other Insurance Direct Premiums Earned, Property and Casualty Direct Premiums Earned Direct Premiums Earned, Total Direct Premiums, Net of Reinsurance Direct Premiums, Net of Reinsurance, Total Direct Premiums Written, Accident and Health Direct Premiums Written, Life Direct Premiums Written, Other Insurance Direct Premiums Written, Property and Casualty Direct Premiums Written Time Sharing Transactions, Direct Write-offs Charged Against Allowance on Receivables Sold with Recourse Time Sharing Transactions, Direct Write-offs Charged Against Allowance Directors and Officers Liability Insurance [Member] Recorded Third-Party Environmental Recoveries, Description Disclosure of Cash Flows Between Securitization Special Purpose Entity (SPE) and Transferor [Abstract] Disclosure of Counterparties to Repurchase Agreements when Amount of Repurchase Agreements Exceeds 10 Percent of Stockholders' Equity [Abstract] Disclosure of Counterparties to Resale Agreements when Amount of Resale Agreements Exceeds 10 Percent of Stockholders' Equity [Abstract] Discontinued Operations Disclosure [Text Block] Antidilutive Securities Excluded from Computation of Earning Per Share [Abstract] Environmental Remediation Costs Recognized Disclosure Equity Method Investments Disclosure [Text Block] Schedule of Gain (Loss) on Securitizations of Financial Assets Accounted for as Sale [Text Block] Goodwill Not Allocated to Segment Disclosure Disclosure of Expected Gross Prescription Drug Subsidy Receipts [Abstract] Jointly Owned Utility Plant Interests Disclosure [Abstract] Interest Income and Interest Expense Disclosure [Text Block] Industry Specific Policies, Oil and Gas [Text Block] Proved Oil and Gas Reserve Quantities Disclosure [Text Block] Postemployment Liability Disclosure [Text Block] Disclosure of Other Comprehensive Income, Tax [Text Block] Disclosure of Other Reserve Information [Abstract] Disclosure of Quantitative Information about Securitized Assets and any Other Financial Assets Managed Together [Abstract] Disclosure of Reclassification Amount [Text Block] Regulatory Assets and Liabilities Disclosure [Abstract] Disclosure of Repurchase Agreements [Abstract] Repurchase Agreements, Resale Agreements, Securities Borrowed, and Securities Loaned Disclosure Disclosure of Resale Agreements [Abstract] Disclosure of Servicing Assets at Fair Value [Abstract] Disclosure of Servicing Assets Subsequently Amortized [Abstract] Disclosure of Servicing Liabilities at Amortized Value [Abstract] Disclosure of Servicing Liabilities at Fair Value [Abstract] Significant Economic Interest by Consolidated Subsidiary in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves Disclosure Disclosure of Transfer of Securitized Financial Assets Accounted for as Sale [Abstract] Disclosure of Utility Inventory [Abstract] Consolidation, Policy Costs Associated with Exit or Disposal Activities or Restructurings, Policy Disclosures Pertaining to Servicing Assets and Servicing Liabilities [Abstract] Disclosures upon Adoption of SFAS 156 [Abstract] Discontinuation of Cash Flow Hedge [Abstract] Discontinuation of Cash Flow Hedge Discontinuation of Fair Value Hedge Accounting [Abstract] Discontinuation of Foreign Currency Cash Flow Hedge Discontinuation of Interest Rate Cash Flow Hedge Discontinuation of Price Risk Cash Flow Hedge Discontinued Operation, Activities with Discontinued Operation after Disposal, Costs Discontinued Operation, Activities with Discontinued Operation after Disposal, Description Discontinued Operation, Activities with Discontinued Operation after Disposal, Revenue Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, before Income Tax Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, before Income Tax, Total Discontinued Operation, Amount of Continuing Cash Flows after Disposal Discontinued Operation, Costs of Goods Sold Discontinued Operation, Deferred Tax Asset Recognized as Result of Parent's Excess Tax Basis Discontinued Operation, Description of Material Contingent Liabilities Remaining Discontinued Operation, Description and Timing of Disposal Discontinued Operation, Foreign Currency Translation Gains (Losses) Discontinued Operation, Gross Profit (Loss) Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax, Total Discontinued Operation, Interest Expense Discontinued Operation, Name [Domain] Discontinued Operation, Nature of Activities Having Continuing Cash Flows after Disposal Discontinued Operation, Nature of Adjustment to Prior Period Gain (Loss) on Disposal Discontinued Operation, Operating Expense Discontinued Operation, Period of Continuing Cash Flows after Disposal Discontinued Operation, Revenue Discontinued Operation, Segment that Includes Discontinued Operation Discontinued Operation, Status of Discontinued Operation at Latest Balance Sheet Date Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period, Total Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period Discontinued Operation, Tax Effect of Income (Loss) from Disposal of Discontinued Operation Discontinued Operation, Tax Effect of Income (Loss) from Disposal of Discontinued Operation, Total Discontinued Operation, Additional Disclosures [Abstract] Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, Net of Tax Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, Net of Tax, Total Discontinued Operation, Amount of Other Income (Loss) from Disposition of Discontinued Operation, Net of Tax, Total Discontinued Operation, Amount of Other Income (Loss) from Disposition of Discontinued Operation, Net of Tax Discontinued Operation, Assets of Disposal Group Discontinued Operation [Axis] Discontinued Operation, Cash Flows of Disposal Group Discontinued Operation, Changes to Plan of Sale Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Total Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax, Total Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax Discontinued Operation, Income Statement Disclosures [Abstract] Discontinued Operation, Liabilities of Disposal Group Discontinued Operation, Income Statement and Additional Disclosures [Line Items] Discontinued Operation, Nature of Other Income (Loss) from Disposition of Discontinued Operation Discontinued Operation, Provision for (Gain) Loss on Disposal, Net of Tax Discontinued Operation, Provision for (Gain) Loss on Disposal, Net of Tax, Total Discontinued Operation, Income Statement and Additional Disclosures [Table] Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal, Total Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal Discontinued Operation, Tax Effect of Adjustment to Prior Period Gain (Loss) on Disposal Discontinued Operation, Tax Effect of Adjustment to Prior Period Gain (Loss) on Disposal, Total Discontinued Operation, Tax Effect of Other Income (Loss) from Disposition of Discontinued Operation, Total Discontinued Operation, Tax Effect of Other Income (Loss) from Disposition of Discontinued Operation Cash Provided by (Used in) Discontinued Operations, Financing Activities Cash Provided by (Used in) Discontinued Operations, Investing Activities Cash Provided by (Used in) Discontinued Operations, Investing Activities, Total Cash Provided by (Used in) Discontinued Operations, Operating Activities Discontinued Operations, Policy Discount on Notes and Receivables Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Enterprise's Share of Equity Method Investees' Standardized Discounted Future Net Cash Flows Related to Proved Oil and Gas Reserves Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Cash Inflows Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Geographic Area [Domain] Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Axis] Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items] Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Table] Discounts and Premiums on Notes and Receivables, Parenthetical Disclosure of Discounts and Premiums [Abstract] Discounts and Premiums on Notes and Receivables Discounts and Premiums on Notes and Receivables, Total Discussion of Cash Flow Hedge Effectiveness Assessment and Measurement Discussion of Credit Risk Derivative Risk Management Policy Discussion of Derivative Instrument Impact on Results of Operations Discussion of Earnings Effect of Hybrid Instrument Fair Value Changes Discussion of Effect of Cash Flow Hedges on Results of Operations Discussion of Effect of Fair Value Hedges on Results of Operations Discussion of Fair Value Hedge Effectiveness Assessment and Measurement Discussion of Foreign Currency Cash Flow Hedge Effectiveness Assessment and Measurement Discussion of Foreign Currency Derivative Risk Management Policy Discussion of Foreign Currency Fair Value Hedge Effectiveness Assessment and Measurement Discussion of Hybrid Instruments and Embedded Derivatives Discussion of Interest Rate Cash Flow Hedge Effectiveness Assessment and Measurement Discussion of Interest Rate Derivative Risk Management Policy Discussion of Interest Rate Fair Value Hedge Effectiveness Assessment and Measurement Discussion of Method of Measuring Fair Value of Credit Risk Derivatives Discussion of Method of Measuring Fair Value of Foreign Currency Derivatives Discussion of Method of Measuring Fair Value of Interest Rate Derivatives Discussion of Method of Measuring Fair Value of Price Risk Derivatives Discussion of Net Investment Hedge Effectiveness Assessment and Measurement Discussion of Objectives for Using Credit Risk Derivative Instruments Discussion of Objectives for Using Foreign Currency Derivative Instruments Discussion of Objectives for Using Interest Rate Derivative Instruments Discussion of Objectives for Using Price Risk Derivative Instruments Discussion of Price Risk Cash Flow Hedge Effectiveness Assessment and Measurement Discussion of Price Risk Derivative Risk Management Policy Discussion of Price Risk Fair Value Hedge Effectiveness Assessment and Measurement Discussion of Risks Associated with Derivative Activities Proceeds from Divestiture of Businesses and Interests in Affiliates [Abstract] Proceeds from Divestiture of Businesses and Interests in Affiliates Proceeds from Divestiture of Businesses and Interests in Affiliates, Total Disposition of Businesses and Sale of Investments [Abstract] Disposition of Businesses and Sale of Investments Disposition of Businesses and Sale of Investments, Total Distribution of Capital Stock of Subsidiaries to Stockholders in Corporate Liquidations and Reorganizations [Member] Distribution Made to Member or Limited Partner, Cash Distribution Distribution Made to Member or Limited Partner, Dilution from Share Distribution Distribution Made to Member or Limited Partner, Per Unit Amount Distribution Made to Member or Limited Partner, Share Distribution Distribution Made to Member or Limited Partner [Axis] Distribution Made to Member or Limited Partner, Date Distribution Made to Member or Limited Partner, Description [Domain] Distribution Made to Member or Limited Partner [Line Items] Distribution Made to Member or Limited Partner [Table] Distribution of Marketable Securities to Stockholders as Dividends [Member] Distribution of Marketable Securities to Stockholders to Redeem Outstanding Capital Stock [Member] Distribution of Nonmonetary Assets to Groups of Stockholders' Pursuant to Settlement Plans [Member] Distributions Payable to Real Estate Partnerships Distribution Payment Forms Other than Cash or Stock, Description Distribution Policy, Members or Limited Partners [Abstract] Distribution Policy, Members or Limited Partners, Description Proceeds from Distributions Received from Real Estate Partnerships Distributions Received from Unconsolidated Investments Distribution Rights [Member] Distributions Made to Members or Limited Partners [Abstract] Schedule of Distributions Made to Members or Limited Partners, by Distribution [Text Block] Distributions on Mandatorily Redeemable Securities Payments of Distributions to Affiliates Divesture, Amount of Consideration Received Divesture, Description [Domain] Divesture [Axis] Divesture [Line Items] Divesture [Table] Dividend Declared [Member] Dividend Income [Member] Dividend Paid [Member] Statutory Accounting Practices, Future Dividend Payments Restrictions Dividend Payment Restrictions Schedule, Amounts Paid Statutory Accounting Practices, Statutory Amount Available for Dividend Payments Statutory Accounting Practices, Statutory Capital and Surplus Regulatory Requirements Dividends, Common B, Declared Dividends, Common A, Declared Payments of Ordinary Dividends [Abstract] Payments of Ordinary Dividends Payments of Ordinary Dividends, Total Dividends, Cumulative Preferred, Accumulated Dividends and Interest Payable [Abstract] Dividends and Interest Payable Dividends and Interest Payable, Total Dividends, Participating Nonvesting Shares, Declared Dividends Payable, Amount Per Share Dividends Payable, Amount Dividends Payable, Date Declared, Day, Month and Year Dividends Payable, Date Declared, Month and Year Dividends Payable, Date Declared, Year Dividends Payable, Date to be Paid, Day, Month and Year Dividends Payable, Date to be Paid, Month and Year Dividends Payable, Date to be Paid, Year Dividends Payable, Description [Domain] Dividends Payable [Axis] Dividends Payable [Line Items] Dividends Payable [Table] Dividends Payable Dividends, Preferred [Abstract] Dividends, Preferred, Declared Dividends, Preferred Dividends, Preferred, Total Proceeds from Dividends Received Dividends on Trust Preferred Securities Dollar Rolls, Fixed Coupon [Member] Dollar Rolls [Member] Dollar Rolls, Yield Maintenance [Member] Interest Expense, Domestic Deposits Interest Expense, Domestic Deposits, Total Domestic Pension Plans of Foreign Entity, Defined Benefit [Member] Domestic Postretirement Benefit Plans of Foreign Entity, Defined Benefit [Member] Severance Costs Downstream Equipment, Accumulated Depreciation Downstream Equipment, Gross Downstream Equipment [Member] Downstream Equipment, Net Drafts Payable Drilling Rights [Member] Due to Correspondent Brokers Due from Customers on Acceptances Due from Broker-Dealers [Member] Due from Clearing Organizations [Member] Due from Correspondent Brokers Due from Officers or Stockholders, Unclassified Due from Officers or Stockholders, Current Due from Officers or Stockholders, Noncurrent Due to Broker-Dealers [Member] Due to Clearing Organizations [Member] Due to and from Broker-Dealers and Clearing Organizations, Description [Domain] Due to and from Broker-Dealers and Clearing Organizations, Payable Due to and from Broker-Dealers and Clearing Organizations, Receivable Due to and from Broker-Dealers and Clearing Organizations [Abstract] Due to and from Broker-Dealers and Clearing Organizations [Axis] Due to and from Broker-Dealers and Clearing Organizations Disclosure Due to and from Broker-Dealers and Clearing Organizations [Line Items] Due to and from Broker-Dealers and Clearing Organizations [Table] Due to Officers or Stockholders Due to Officers or Stockholders, Noncurrent Due to Officers and Stockholders Early Repayment of Senior Debt Early Repayment of Subordinated Debt Earnest Money Deposits Earnest Money Deposits Income (Loss) from Continuing Operations before Income Taxes, Domestic Income (Loss) from Continuing Operations before Income Taxes, Foreign Earning Per Share Policy, Diluted Income (Loss) from Equity Method Investments, Net of Dividends or Distributions [Abstract] Income (Loss) from Equity Method Investments Income (Loss) from Equity Method Investments, Total Income (Loss) from Equity Real Estate Partnerships Earning Per Share, Basic, B [Abstract] Earning Per Share, Basic, B Earning Per Share Calculation, Basic, Numerator [Abstract] Earning Per Share, Diluted, B [Abstract] Earning Per Share, Diluted, B Earning Per Share Policy, Basic Earning Per Share, Policy Earning Per Share, Potentially Dilutive Securities Earning Per Share, Subsequent Events Earning Per Share Disclosure [Text Block] Earthquake [Member] Effect of Cash Flow Hedges on Results of Operations [Abstract] Cumulative Effect of Change in Accounting Principle Time Sharing Transactions, Effect of Changes in Estimate in Relative Sales Value Method Effect of Exchange Rate on Cash and Cash Equivalents [Abstract] Effect of Exchange Rate on Cash and Cash Equivalents Effect of Exchange Rate on Cash and Cash Equivalents, Total Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations Effect of Exchange Rate on Cash and Cash Equivalents, Discontinued Operations Effect of Expected Loan Prepayments on Constant Effective Yield Calculation Accounting Policy Effect of Fair Value Hedges on Results of Operations [Abstract] Effect of LIFO Inventory Liquidation on Income Effect of Net Investment Hedge on Results of Operations [Abstract] Statutory Accounting Practices, Permitted Practice, Amount Statutory Accounting Practices, Description of Permitted Practice Effect on Accumulated Other Comprehensive Income (Loss) Due to Change in Measurement Date, Net of Tax Effect on Retained Earnings Due to Change in Measurement Date, Net of Tax Effective Income Tax Rate, Continuing Operations Effective Income Tax Rate, Continuing Operations, Total Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract] Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance Effective Income Tax Rate Reconciliation, Deductions [Abstract] Effective Income Tax Rate Reconciliation, Deductions, Dividends Effective Income Tax Rate Reconciliation, Deductions, Employee Stock Ownership Plan Dividends Effective Income Tax Rate Reconciliation, Deductions, Extraterritorial Income Exclusion Effective Income Tax Rate Reconciliation, Deductions, Medicare Prescription Drug Benefit Effective Income Tax Rate Reconciliation, Deductions, Other Effective Income Tax Rate Reconciliation, Deductions, Qualified Production Activities Effective Income Tax Rate Reconciliation, Deductions Effective Income Tax Rate Reconciliation, Deductions, Total Effective Income Tax Rate Reconciliation, Disposition of Assets Effective Income Tax Rate Reconciliation, Disposition of Business Effective Income Tax Rate Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential Effective Income Tax Rate Reconciliation, Minority Interest Income (Expense) Effective Income Tax Rate Reconciliation, Nondeductible Expense [Abstract] Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amortization Effective Income Tax Rate Reconciliation, Nondeductible Expense, Charitable Contributions Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depletion Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation and Amortization [Abstract] Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation and Amortization Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation and Amortization, Total Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses Effective Income Tax Rate Reconciliation, Nondeductible Expense, Leases Effective Income Tax Rate Reconciliation, Nondeductible Expense, Life Insurance Effective Income Tax Rate Reconciliation, Nondeductible Expense, Meals and Entertainment Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other Effective Income Tax Rate Reconciliation, Nondeductible Expense, Research and Development Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost Effective Income Tax Rate Reconciliation, Nondeductible Expense Effective Income Tax Rate Reconciliation, Nondeductible Expense, Total Effective Income Tax Rate Reconciliation, Other Adjustments Effective Income Tax Rate Reconciliation, Prior Year Income Taxes Effective Income Tax Rate Reconciliation, Repatriation Foreign Earnings, Jobs Creation Act of 2004 Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings Effective Income Tax Rate Reconciliation, State and Local Income Taxes Effective Income Tax Rate Reconciliation, Tax Contingencies [Abstract] Effective Income Tax Rate Reconciliation, Tax Contingencies, Domestic Effective Income Tax Rate Reconciliation, Tax Contingencies, Foreign Effective Income Tax Rate Reconciliation, Tax Contingencies, Other Effective Income Tax Rate Reconciliation, Tax Contingencies, State and Local Effective Income Tax Rate Reconciliation, Tax Contingencies Effective Income Tax Rate Reconciliation, Tax Contingencies, Total Effective Income Tax Rate Reconciliation, Tax Credits [Abstract] Effective Income Tax Rate Reconciliation, Tax Credits, Foreign Effective Income Tax Rate Reconciliation, Tax Credits, Investment Effective Income Tax Rate Reconciliation, Tax Credits, Other Effective Income Tax Rate Reconciliation, Tax Credits, Research Effective Income Tax Rate Reconciliation, Tax Credits Effective Income Tax Rate Reconciliation, Tax Credits, Total Effective Income Tax Rate Reconciliation, Tax Exempt Income Effective Income Tax Rate Reconciliation, Tax Holidays Effective Income Tax Rate Reconciliation, Tax Settlements [Abstract] Effective Income Tax Rate Reconciliation, Tax Settlements, Domestic Effective Income Tax Rate Reconciliation, Tax Settlements, Foreign Effective Income Tax Rate Reconciliation, Tax Settlements, Other Effective Income Tax Rate Reconciliation, Tax Settlements, State and Local Effective Income Tax Rate Reconciliation, Tax Settlements Effective Income Tax Rate Reconciliation, Tax Settlements, Total Effective Tax Rate, Policy Electric Bundled Revenue Electric Distribution Equipment, Accumulated Depreciation Electric Distribution Equipment, Net Electric Distribution [Member] Electric Generation Equipment, Accumulated Depreciation Electric Generation Equipment, Gross Electric Generation Equipment [Member] Electric Generation Equipment, Net Electric Generation, Transmission and Distribution Equipment, Accumulated Depreciation Electric Generation, Transmission and Distribution Equipment, Accumulated Depreciation, Total Electric Generation, Transmission and Distribution Equipment Electric Generation, Transmission and Distribution Equipment, Total Electric Generation, Transmission and Distribution Equipment, Net Electric Generation, Transmission and Distribution Equipment, Net, Total Electric Transmission and Distribution [Member] Electric Transmission Equipment, Accumulated Depreciation Electric Transmission Equipment, Net Electric Transmission [Member] Electric Utility Revenue [Abstract] Electric Utility Revenue Electric Utility Revenue, Total Electric Distribution Equipment, Gross Electric Transmission Plant, Gross Electricity Generation Plant, Non-Nuclear [Member] Embedded Derivative, Accounting Method Embedded Derivative, Description of Host Contract Embedded Derivative, Description of Location of Gain (Loss) in Financial Statements Embedded Derivative, Line Item on Balance Sheet Embedded Derivative, Description [Domain] Embedded Derivative, Fair Value of Embedded Derivative Asset Embedded Derivative, Fair Value of Embedded Derivative Liability Embedded Derivative, Fair Value of Embedded Derivative, Net Embedded Derivative, Gain (Loss) on Embedded Derivative, Net Embedded Derivative, Gain on Embedded Derivative Embedded Derivative, Loss on Embedded Derivative Embedded Derivative [Axis] Embedded Derivative [Line Items] Embedded Derivative [Table] Accrued Employee Benefits Employee Related Liabilities [Abstract] Employee Related Liabilities Employee Related Liabilities, Total Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount Employee Service Share-based Compensation, Allocation of Recognized Period Cost, Expense Amount Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Axis] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Employee Service Share-based Compensation, Allocation of Costs During Period Employee Service Share-based Compensation, Cash from Exercises Employee Service Share-based Compensation, Costs Disclosure Employee Service Share-based Compensation, Estimated Quantity of Shares to be Repurchased in Following Annual Period Employee Service Share-based Compensation Disclosure [Abstract] Employee Service Share-based Compensation, Period Expense Employee Service Share-based Compensation, Policy for Issuing Shares upon Exercise Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Employee Service Share-based Compensation, Tax Benefit from Exercises Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards, Weighted Average Period of Recognition Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards Employee Stock [Member] Stock-Based Compensation [Abstract] Stock-Based Compensation Stock-Based Compensation, Total Employee Stock Option Plan Stock Adjustment Employee Stock Ownership Plan (ESOP), Cash Contributions to ESOP Employee Stock Ownership Plan (ESOP), Compensation Expense Employee Stock Ownership Plan (ESOP), Dividends Paid to ESOP Employee Stock Ownership Plan (ESOP), Effect on Earning Per Share Employee Stock Ownership Plan (ESOP), Fair Value of Shares Subject to Repurchase Obligation Employee Stock Ownership Plan (ESOP), Gain (Loss) on Transactions in Deferred Shares Employee Stock Ownership Plan (ESOP), Interest Payments from ESOP Employee Stock Ownership Plan (ESOP), Number of Allocated Shares Employee Stock Ownership Plan (ESOP), Number of Committed-to-be-Released Shares Employee Stock Ownership Plan (ESOP), Number of Suspense Shares Employee Stock Ownership Plan (ESOP), Plan Description Employee Stock Ownership Plan (ESOP), Plan [Domain] Employee Stock Ownership Plan (ESOP), Repurchase Obligation Amount Employee Stock Ownership Plan (ESOP), Shares Contributed to ESOP Employee Stock Ownership Plan (ESOP), Shares in ESOP Employee Stock Ownership Plan (ESOP), Shares in ESOP, Total Employee Stock Ownership Plan (ESOP), Terms of Repurchase Obligation Employee Stock Ownership Plan (ESOP), Deferred Shares, Accounting Treatment Employee Stock Ownership Plan (ESOP), Deferred Shares, Fair Value Employee Stock Ownership Plan (ESOP), Deferred Shares Employee Stock Ownership Plan (ESOP) [Axis] Employee Stock Ownership Plan (ESOP) [Line Items] Employee Stock Ownership Plan (ESOP) [Table] Employee Stock Ownership Plan Stock Dividends, Preferred, Declared Employee Stock Ownership Plans [Abstract] Employee Stock Ownership Plans, Summary Employee Stock Purchase Plan (ESPP), Discount from Market Price Employee Stock Purchase Plan (ESPP), Maximum Employee Subscription Rate Employee Stock Purchase Plan (ESPP), Maximum Shares Per Employee Employee Stock Purchase Plan (ESPP), Other Share Increase (Decrease) Employee Stock Purchase Plan (ESPP), Plan Description Employee Stock Purchase Plan (ESPP), Plan [Domain] Employee Stock Purchase Plan (ESPP), Shares Authorized for Issuance Employee Stock Purchase Plan (ESPP), Shares Available for Issuance Employee Stock Purchase Plan (ESPP), Shares Issued in Period Employee Stock Purchase Plan (ESPP), Shares Outstanding, Ending Balance Employee Stock Purchase Plan (ESPP), Shares Outstanding, Beginning Balance Employee Stock Purchase Plan (ESPP), Shares Outstanding Employee Stock Purchase Plan (ESPP), Weighted Average Fair Value of Shares Issued Employee Stock Purchase Plan (ESPP) [Axis] Employee Stock Purchase Plan (ESPP) [Line Items] Employee Stock Purchase Plan (ESPP) [Table] Employee Stock Purchase Plans [Abstract] Employee Stock Purchase Plans, Compensation Expense Employee Stock Purchase Plans Note Employee Stock Purchase Plans, Shares Purchased for Plan Employee Stock Purchase Plans, Weighted Average Price Paid for Shares Purchased Employment Contracts [Member] Energy Equipment, Accumulated Depreciation Energy Equipment, Accumulated Depreciation, Total Energy Equipment, Gross Energy Equipment, Gross, Total Energy Equipment [Member] Energy Equipment, Net Energy Equipment, Net, Total Energy Marketing Assets, Current Energy Marketing Contracts Assets, Noncurrent Energy Marketing Contract Liabilities, Current Energy Related Inventory [Abstract] Energy Related Inventory Energy Related Inventory, Total Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries, Amount Entity-Wide Disclosure on Geographic Areas, Basis for Attributing Revenue to Countries Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Entity's Country of Domicile Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Foreign Countries Individual Foreign Countries, Name [Domain] Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Axis] Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries [Line Items] Schedule of Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table] Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets Entity-Wide Disclosure on Geographic Areas, Description of Revenue from External Customers Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Entity's Country of Domicile Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Foreign Countries Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Individual Foreign Countries, Amount Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Individual Foreign Countries, Name [Domain] Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Individual Foreign Countries [Axis] Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Individual Foreign Countries [Line Items] Entity-Wide Disclosure on Geographic Areas, Revenue from External Customers Attributed to Individual Foreign Countries [Table] Entity-Wide Information about Geographic Areas [Abstract] Entity-Wide Information from External Customers by Products and Services [Abstract] Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services [Text Block] Entity-Wide Revenue, Major Customer, Amount Description of Major Customer [Domain] Entity-Wide Revenue by Reporting Segment [Axis] Entity-Wide Revenue by Major Customer [Axis] Entity-Wide Revenue, Major Customer [Line Items] Schedule of Entity-Wide Revenue by Major Customers by Reporting Segments [Table] Entity-Wide Information, Revenue from External Customer, Amount Entity-Wide Information, Products and Services, Description [Domain] Entity-Wide Information, Revenue from External Customer by Products and Services [Axis] Entity-Wide Information, Revenue from External Customer [Line Items] Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services [Table] Entity Not Subject to Income Taxes, Difference in Bases, Amount Entity Not Subject to Income Taxes, Policy Environmental Applicability, Impact and Conclusion Disclosures Environmental Cost Recognized, Capitalized in Period Environmental Cost Recognized, Caption Environmental Cost Recognized, Recovery Credited to Expense Environmental Cost Recognized Environmental Exit Costs, Anticipated Cost Environmental Exit Costs, Costs Accrued to Date Environmental Exit Costs, Description of Property [Domain] Environmental Exit Costs, Assets Previously Disposed, Liability for Remediation Environmental Exit Costs, Nature of Costs Environmental Exit Costs, Reasonably Possible Additional Losses, Best Estimate Environmental Exit Costs, Reasonably Possible Additional Losses, High Estimate Environmental Exit Costs, Reasonably Possible Additional Losses, Low Estimate Environmental Exit Costs, Reasonably Possible Additional Losses Environmental Exit Costs, Impairment Assessment Environmental Exit Cost [Axis] Environmental Exit Cost [Line Items] Environmental Exit Cost [Table] Environmental Issue [Member] Payments for Environmental Liabilities Accrued Environmental Loss Contingencies, Current Accrued Environmental Loss Contingencies, Noncurrent Environmental Loss Contingency Disclosure [Text Block] Environmental Property Sale, Disposal or Abandonment Costs [Abstract] Environmental Costs of Property for Sale, Disposal or Abandonment Disclosures Environmental Remediation Costs Recognized [Abstract] Environmental Remediation Expense [Member] Environmental Remediation Expense Environmental Restoration Costs [Member] Equipment, Accumulated Depreciation Equipment, Gross Equipment Leased to Other Party [Member] Equipment [Member] Equipment, Net Broker Dealer, Securities Owned at Market Value, Corporate Equities Derivative Financial Instruments Indexed to, and Potentially Settled in, Company's Own Stock [Abstract] Equity Contributions to Finance Leveraged Buyout Equity Financing for Leveraged Buyout [Abstract] Equity Financing for Leveraged Buyout Equity Financing for Leveraged Buyout, Total Equity Interest Issued or Issuable by Type [Axis] Cost Method Investments, Carrying Amount Equity Method Investment, Carrying Amount Equity Method Investment, Description of Principal Activities Equity Method Investment, Difference Between Carrying Amount and Underlying Equity Equity Method Investment, Difference Between Carrying Amount and Underlying Equity, Total Equity Method Investment, Additional Information Name of Equity Method Investee [Domain] Equity Method Investment, Quoted Market Value Equity Method Investment, Difference Between Carrying Amount and Underlying Equity, Accounting Treatment Equity Method Investment, Ownership Percentage Equity Method Investment, Underlying Equity in Net Assets Equity Method Investment, Other than Temporary Impairment Equity Method Investments [Abstract] Schedule of Equity Method Investments, Name of Equity Method Investee [Axis] Schedule of Equity Method Investments, Disclosure Data [Line Items] Schedule of Equity Method Investments [Table] Equity Securities, at Carrying Value Equity Securities, at Carrying Value, Total Cost-method Investments, Aggregate Carrying Amount, Not Evaluated for Impairment Cost-method Investments, Aggregate Carrying Amount Cost-method Investments, Realized Gains Cost-method Investments, Realized Losses Cost-method Investments, Realized Gain (Loss) Cost-method Investments, Realized Gain (Loss), Total Equity Securities, Current Value Equity Securities, Current Value, Total Equity Securities [Member] Equity Securities, Original Cost Equity Securities, Original Cost, Total Equity Securities Schedule, Nonredeemable Preferred Stocks, Carrying Amount Equity Securities Schedule, Nonredeemable Preferred Stocks, Current Value Equity Securities Schedule, Nonredeemable Preferred Stocks, Original Cost Equity Swap [Member] Error Correction or Prior Period Adjustment, Financial Statement Line Item [Domain] Previously Reported Amount Error Corrections and Prior Period Adjustments, Interim Periods of Fiscal Year Error Corrections and Prior Period Adjustments, Restatement [Axis] Adjustment Error Corrections and Prior Period Adjustments, Restatement [Line Items] Error Corrections and Prior Period Adjustments, Restatement [Table] Error Corrections and Prior Period Adjustments, Overview Escrow Deposit Escrow Deposit Time Sharing Transactions, Estimated Cost to Complete Improvements and Promised Amenities Estimated Insurance Recoveries Euribor Future [Member] Eurodollar Future [Member] Event Requiring Measurement of Fair Value on Nonrecurring Basis [Line Items] Events Requiring Measurement of Fair Value of Assets and Liabilities on Nonrecurring Basis [Abstract] Event Requiring Measurement of Fair Value on Nonrecurring Basis, Carrying Amount Prior to Write-down Event Requiring Measurement of Fair Value on Nonrecurring Basis, Description of Asset or Liability Event Requiring Measurement of Fair Value on Nonrecurring Basis, Description of Event Event Requiring Measurement of Fair Value on Nonrecurring Basis, Fair Value Event Requiring Measurement of Fair Value on Nonrecurring Basis, Gain (Loss) for Event Events Requiring Measurement of Fair Value on Nonrecurring Basis [Table] Excess Benefit Obligation Funds Receivable, Noncurrent Excess Net Capital at 1000 Percent Excess Net Capital at 1500 Percent Excess Net Capital at 1500 Percent, Total Excess of Net Capital over Required Net Capital Excess of Replacement or Current Costs over Stated LIFO Value Excess Tangible Capital Required for Capital Adequacy to Tangible Assets Excess Tangible Capital Excess Tier One Leverage Capital to Average Assets Excess Tier One Leverage Capital Excess Tier One Risk Based Capital to Risk Weighted Assets Excess Tier One Risk Based Capital Excess Capital to Risk Weighted Assets Excess Capital Exchange Fees [Member] Exchange Fees, Policy Exchange Fees Exchange Member Guarantees Exchange Membership Contributed Policy Exchange Membership with Right to Conduct Business Policy Exchange Membership with Rights of Ownership and to Conduct Business Policy Exchange Memberships [Abstract] Exchange Memberships Disclosure Exchange of Product Held-for-sale for Dissimilar Product [Member] Exchange of Product Held-for-sale for Similar Product [Member] Exchange of Productive Assets [Member] Exchange of Stock for Stock [Member] Excise and Sales Taxes Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Net of Interest Accrued [Abstract] Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Five Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Four Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year One Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Three Expected Amortization Expense of Ending Present Value of Future Insurance Profits, Year Two Payments to Acquire Equipment on Lease Liability for Future Policy Benefits, Period Expense Expense Related to Distribution or Servicing and Underwriting Fees [Member] Demutualization Cost and Expense Policyholder Benefits and Claims, Net [Abstract] Policyholder Benefits and Claims, Gross Policyholder Benefits and Claims, Health Care Policyholder Benefits and Claims, Life and Annuity Policyholder Benefits and Claims, Other Policyholder Benefits and Claims, Property and Casualty Policyholder Benefits and Claims, Net Policyholder Benefits and Claims, Net, Total Policyholder Dividends Interest Credited to Policyholders Account Balances Other Underwriting Expense Experience Rated Refunds Explanation of Change in Cumulative Translation Adjustment Exploration Abandonment and Impairment Expense Exploration Expense Exploration and Production Equipment, Accumulated Depreciation Exploration and Production Equipment, Gross Exploration and Production Equipment [Member] Exploration and Production Equipment, Net Exploratory Wells Drilled, Geographic Area [Domain] Exploratory Wells Drilled, Net Nonproductive Exploratory Wells Drilled, Net Productive Exploratory Wells Drilled [Abstract] Exploratory Wells Drilled [Axis] Exploratory Wells Drilled [Line Items] Exploratory Wells Drilled [Table] Explosion [Member] Expropriation of Assets [Member] Extended Product Warranty Accrual, Addition for Warranties Issued Extended Product Warranty Accrual, Amortization Extended Product Warranty Accrual Balance Sheet Classification [Abstract] Extended Product Warranty Accrual, Ending Balance Extended Product Warranty Accrual, Beginning Balance Extended Product Warranty Accrual Extended Product Warranty Accrual, Total Extended Product Warranty Accrual, Currency Translation Increase (Decrease) Extended Product Warranty Accrual, Current Extended Product Warranty Accrual, Liability upon Business Acquisition Extended Product Warranty Accrual, Line Item Extended Product Warranty Accrual, Movement, Increase (Decrease) Extended Product Warranty Accrual, Movement, Increase (Decrease), Total Extended Product Warranties Accrual, Noncurrent Extended Product Warranty Accrual, Period Increase (Decrease) Extended Product Warranty Accrual, Period Increase (Decrease), Total Extended Product Warranty Accrual, Preexisting Increase (Decrease) Extended Product Warranty Description Extended Product Warranty Disclosure [Abstract] Extended Product Warranty Disclosure Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs Extinguishment of Debt, Amount Extinguishment of Debt, Gain( Loss), Income Tax Amount Extinguishment of Debt, Gain (Loss), Net of Tax Extinguishment of Debt, Gain (Loss), Net of Tax, Total Extinguishment of Debt, Gain (Loss), Per Share, Net of Tax Extinguishment of Debt, Type [Domain] Extinguishment of Debt [Axis] Extinguishment of Debt [Line Items] Extinguishment of Debt [Table] Extinguishment of Debt [Abstract] Extinguishment of Debt Disclosures [Text Block] Discharge of Debt [Member] Extinguishment of Debt, Nature of Restrictions on Assets Set Aside for Scheduled Payments Commitments to Complete Contracts in Process Extraordinary Item [Axis] Extraordinary Item, Nature of Event or Transaction [Domain] Extraordinary Items [Table] Extraordinary Item, Change in Prior Period Estimate, Year of Origin Extraordinary Item, Earning Per Share Impact Extraordinary Item, Description of Event or Transaction Extraordinary Items, Gross [Abstract] Extraordinary Item, Gross Extraordinary Items, Gross, Total Extraordinary Item [Line Items] Extraordinary Items, Net of Tax Extraordinary Items, Net of Tax, Total Extraordinary Items, Net of Tax [Abstract] Extraordinary Items, Net of Tax, Basic, B Extraordinary Items, Net of Tax, Diluted, B Extraordinary Items, Net of Tax, Diluted, B, Total Extraordinary Items, Net of Tax, Diluted Extraordinary Items, Net of Tax, Diluted, Total Extraordinary Items, Net of Tax Extraordinary Items, Net of Tax, Total Extraordinary Items Disclosure [Text Block] SFAS 123R Share-based Payments Transition Disclosure, Adoption Information Transition Disclosures [Abstract] SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Cash Flow Statement, Cash from Financing Activities SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Cash Flow Statement, Cash from Operations SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Effect on Basic Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Effect on Diluted Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Effect on Income before Income Taxes SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Effect on Income from Continuing Operations SFAS 123R Share-based Payments Transition Disclosures, Period of Adoption, Effect on Net Income SFAS 123R Share-based Payments Transition Disclosures, Periods Prior to Adoption, Fair Value Pro Forma Basic Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Periods Prior to Adoption, Fair Value Pro Forma Diluted Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts, Introduction SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption [Abstract] SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Actual Basic Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Actual Diluted Earning Per Share SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Actual Net Income (Loss) SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Actual Share-based Compensation in Net Income, Net of Tax SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Pro Forma Net Income (Loss) SFAS 123R Share-based Payments Transition Disclosures, Pro Forma Amounts Prior to Adoption, Share-based Compensation Calculated if Fair-Value-Based Method Applied, Net of Tax FDIC Premium Expense [Member] Federal Housing Administration Loan [Member] FIFO Inventory Amount Real Estate Mortgages, Face Amount Real Estate Mortgages, Face Amount, Total Factors, Other than Distribution Policy, Affecting Distribution Payments Fail to Deliver Aged Fails-to-Deliver Increase (Decrease) in Fair Value of Unhedged Derivative Instruments Fair Value Adjustments on Hedges and Derivative Contracts [Member] Fair Value of Assets Acquired Fair Value of Financial Instruments, Policy Fair Value Hedge Assets at Fair Value Fair Value Hedge Ineffectiveness is Immaterial Fair Value Hedge Liabilities at Fair Value Fair Value Hedges at Fair Value, Net Fair Value Hedges at Fair Value, Net, Total Fair Value of Liabilities Measured on Recurring Basis, Level 3, Gain (Loss) Included in Earnings Attributable to Change in Unrealized Gain (Loss) Relating to Liabilities Still Held Fair Value of Liabilities Measured on Recurring Basis, Level 3, Gain (Loss) Included in Earnings Fair Value of Liabilities Measured on Recurring Basis, Level 3, Gain (Loss) Included in Other Comprehensive Income Fair Value of Liabilities Measured on Recurring Basis, Level 3, Purchases, Sales, Issuances, and Settlements Fair Value of Liabilities Measured on Recurring Basis, Level 3, Transfers in (out) of Level Three Fair Value of Assets and Liabilities Disclosure [Text Block] Securities Owned Measured Using Significant Unobservable Level 3 Inputs, Fair Value, Period Increase (Decrease), Total Securities Owned Measured Using Significant Unobservable Level 3 Inputs, Fair Value, Period Increase (Decrease) Fair Value of Securities Received as Collateral that Can be Resold or Repledged Fair Value of Securities Received as Collateral that Have Been Resold or Repledged Securities Sold, Not yet Purchased Measured Using Significant Unobservable Level 3 Inputs, Fair Value, Period Increase (Decrease), Total Securities Sold, Not yet Purchased Measured Using Significant Unobservable Level 3 Inputs, Fair Value, Period Increase (Decrease) Favorable Regulatory Action [Member] Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Abstract] Federal Funds Purchased Securities Sold under Agreements to Repurchase Federal Funds Purchased and Securities Sold under Agreements to Repurchase Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total Interest Expense, Federal Funds Purchased Interest Expense, Securities Sold under Agreements to Repurchase Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total Federal Funds Sold, at Carrying Value Federal Funds Sold [Member] Federal Funds Sold and Securities Purchased under Agreements to Resell [Abstract] Federal Funds Sold Securities Purchased under Agreements to Resell Federal Funds Sold and Securities Purchased under Agreements to Resell Federal Funds Sold and Securities Purchased under Agreements to Resell, Total Federal Home Loan Bank Advances [Abstract] Federal Home Loan Bank Advances, Activity for Year [Abstract] Federal Home Loan Bank Advances, Activity for Year, Average Balance of Agreements Outstanding Federal Home Loan Bank Advances, Activity for Year, Average Interest Rate for Year Federal Home Loan Bank Advances, Activity for Year, Average Interest Rate at Period End Federal Home Loan Bank Advances, Activity for Year, Maximum Outstanding at any Month End Federal Home Loan Bank Advances, Disclosure Federal Home Loan Bank Advances, General Debt Obligations, Disclosures [Abstract] Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Amount of Available, Unused Funds Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Collateral Pledged Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Conversion Date Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Conversion Features Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Description of Collateral Pledged Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Due Date, Earliest Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Due Date, Last Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Due Date Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, General Description of Terms Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Interest Rate at Period End Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Interest Rate, Range from Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Interest Rate, Range to Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Interest Rate, Type Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Maximum Amount Available Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Repayments and Penalties Federal Home Loan Bank Advances, General Debt Obligations, Disclosures, Weighted Average Interest Rate Federal Home Loan Bank, Advances, Long-term Federal Home Loan Bank Advances, Maturities Summary [Abstract] Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due after Five Years of Balance Sheet Date Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due from Four to Five Years of Balance Sheet Date Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due from One to Two Years of Balance Sheet Date Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due from Three to Four Years of Balance Sheet Date Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due from Two to Three Years of Balance Sheet Date Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due within One Year of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, by Interest Rate Type, by Maturity [Abstract] Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, after Five Years [Abstract] Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, after Five Years, Interest Rate Range Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, after Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, after Five Years, Total Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Fixed Rate, after Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Fixed Rate, One to Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Fixed Rate, under One Year Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Fixed Rate Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Fixed Rate, Total Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Floating Rate, after Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Floating Rate, One to Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Floating Rate, under One Year Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Floating Rate Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Floating Rate, Total Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, Interest Rate Range Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, One to Five Years [Abstract] Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, One to Five Years, Interest Rate Range Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, One to Five Years Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, One to Five Years, Total Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, under One Year, Interest Rate Range Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, under One Year Federal Home Loan Bank, Advances, Maturities Summary by Interest Rate Type, under One Year, Total Federal Home Loan Bank, Advances, Maturities Summary, by Interest Rate Type Federal Home Loan Bank, Advances, Maturities Summary, by Interest Rate Type, Total Federal Home Loan Bank Advances, Maturities Summary, Due after Five Years of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, Due from Four to Five Years of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, Due from One to Two Years of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, Due from Three to Four Years of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, Due from Two to Three Years of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary, Due within One Year of Balance Sheet Date Federal Home Loan Bank Advances, Maturities Summary Federal Home Loan Bank Advances, Maturities Summary, Total Federal Home Loan Bank Advances [Member] Schedule of Federal Home Loan Bank Advances by State [Text Block] Federal Home Loan Bank Advances, Short and Long-term [Abstract] Federal Home Loan Bank, Advances, Short-term Federal Home Loan Bank Advances, State of FHLB Bank, Amount of Advances, by State Federal Home Loan Bank Advances, State of FHLB Bank, Due Date, Earliest Federal Home Loan Bank Advances, State of FHLB Bank, Due Date, Last Federal Home Loan Bank Advances, State of FHLB Bank, Due Date Federal Home Loan Bank Advances, State of FHLB Bank, Interest Rate, Range from Federal Home Loan Bank Advances, State of FHLB Bank, Interest Rate, Range to Federal Home Loan Bank Advances, State of FHLB Bank, Interest Rate, Type Federal Home Loan Bank Advances, State of FHLB Bank, Interest Rate Federal Home Loan Bank Advances, State of FHLB Bank, State [Domain] Federal Home Loan Bank Advances, State of FHLB Bank, Weighted Average Interest Rate Federal Home Loan Bank Advances, State of FHLB Bank [Abstract] Federal Home Loan Bank Advances, by State of FHLB Bank [Axis] Federal Home Loan Bank Advances, State of FHLB Bank [Line Items] Federal Home Loan Bank Advances by State of FHLB Bank [Table] Federal Home Loan Bank Advances Federal Home Loan Bank, Advances, Total Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-term Federal Home Loan Bank Stock, at Cost Federal Home Loan Bank Stock [Member] Federal Reserve Bank Stock [Member] Fee Income on Acceptances Executed Agricultural Related Inventory, Feed and Supplies Fees and Commissions Payable Fees Paid on Acceptances Resold Payments for Fees Proceeds from Fees Received Payments for Finance Receivable Originations and Purchases Proceeds from Finance Receivable Principal Payments Finance Receivables, Net, Current Financial Services Revenue [Abstract] Financial Services Revenue Financial Services Revenue, Total Financial Instrument [Member] Financial Instruments Not Pledged as Collateral Financial Instruments Pledged as Collateral [Abstract] Financial Instruments Pledged as Collateral Financial Services Investment Assets [Abstract] Financial Services Investment Assets Financial Services Investment Assets, Total Financial Standby Letter of Credit [Member] Financial Statement Presentation While in Chapter 11 [Abstract] Payments of Financing Costs Payments of Financing Costs, Total Financing [Member] Finance Receivables, Gross, Noncurrent Allowance for Losses, Finance Receivables, Noncurrent Finance Receivables, Net, Noncurrent Finance Receivables, Net, Noncurrent, Total Proceeds from Financing Revenue Received under Leases Financing Interest Expense Inventory, Finished Goods and Work in Process [Abstract] Inventory, Finished Goods and Work in Process Inventory, Finished Homes Major Class of Finite-Lived Intangible Asset, Amortization Method Major Class of Finite-Lived Intangible Asset, Name [Domain] Major Class of Finite-Lived Intangible Asset, Weighted-Average Useful Life Major Class of Finite-Lived Intangible Asset [Axis] Major Class of Finite-Lived Intangible Asset [Line Items] Major Class of Finite-Lived Intangible Asset [Table] Finite-Lived Intangible Assets [Abstract] Finite-Lived Intangible Assets, Amortization Expense Finite-Lived Intangible Assets, Future Amortization Expense [Abstract] Finite-Lived Intangible Assets, Future Amortization Expense Finite-Lived Intangible Assets, Future Amortization Expense, Total Finite-Lived Intangible Assets, Useful Life Finite-Lived Intangible Assets, Weighted-Average Useful Life Finite-Lived Intangible Assets, Weighted-Average Useful Life, Total Finite-Lived, Net Specialist Stock List Fire [Member] First Mortgage [Member] Fiscal Period Five Year Schedule of Maturities of Debt of Parent Company [Abstract] Fixed Dollar Annuity Fixed Income Securities [Member] Fixed Maturities, at Carrying Value Fixed Maturities, at Carrying Value, Total Fixed Maturities, Current Value Fixed Maturities, Current Value, Total Fixed Maturities, Original Cost Fixed Maturities, Original Cost, Total Fixed Maturities Schedule, Certificates of Deposit, at Carrying Value Fixed Maturities Schedule, Certificates of Deposit, Current Value Fixed Maturities Schedule, Certificates of Deposit, Original Cost Fixed Maturities Schedule, Redeemable Preferred Stock, at Carrying Value Fixed Maturities Schedule, Redeemable Preferred Stock, Current Value Fixed Maturities Schedule, Redeemable Preferred Stock, Original Cost Fixed Maturity Securities [Member] Fixed Rate Residential Mortgage [Member] Flight Equipment [Member] Flood [Member] Floor Brokerage, Policy Floor Brokerage Exchange Clearance Fees [Abstract] Floor Brokerage Exchange Clearance Fees [Member] Floor Brokerage Exchange Clearance Fees Floor Brokerage Exchange Clearance Fees, Total Floor Brokerage [Member] Floor Brokerage Foreign Currency Cash Flow Hedge Asset at Fair Value Foreign Currency Cash Flow Hedge Derivative at Fair Value, Net Foreign Currency Cash Flow Hedge Derivative at Fair Value, Net, Total Foreign Currency Cash Flow Hedge Ineffectiveness is Immaterial Foreign Currency Cash Flow Hedge Liability at Fair Value Foreign Currency Cash Flow Hedges [Abstract] Foreign Currency Derivative Assets at Fair Value Foreign Currency Derivative Instruments Not Designated as Hedging Instruments [Abstract] Foreign Currency Derivative Instruments Not Designated as Hedging 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Expense, Year Five Future Amortization Expense, Year Four Future Amortization Expense, Year One Future Amortization Expense, Year Three Future Amortization Expense, Year Two Future [Domain] Liability for Future Policy Benefits, Description Increase (Decrease) in Future Policy Benefit Reserves Future Policy Benefits Reserve Activity, Description Liability for Future Policy Benefits, Benefits Paid Liability for Future Policy Benefits, Comments Liability for Future Policy Benefits, Contract Terminations Liability for Future Policy Benefits, Liabilities Assumed Future Policy Benefits Liability, Policy Liability for Future Policy Benefits [Abstract] Liability for Future Policy Benefits, Annuity Liability for Future Policy Benefits, Disability and Accident Benefits Liability for Future Policy Benefits Including Unpaid Claims and Claims Adjustment Expense Liability for Future Policy Benefits Reserve Including Unpaid Claims and Claims Adjustment Expense, Total Liability for Future Policy 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of Tax [Member] Gain (Loss) on Credit Risk Derivatives, Net Gain (Loss) on Credit Risk Hedge Ineffectiveness Gain (Loss) on Derivatives [Member] Gain (Loss) on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net Gain (Loss) on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net, Total Gain (Loss) on Discontinuation of Foreign Currency Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net Gain (Loss) on Discontinuation of Interest Rate Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net Gain (Loss) on Discontinuation of Price Risk Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net Gain (Loss) on Disposition of Assets [Member] Gain (Loss) on Disposition of Other Assets [Member] Gain (Loss) on Disposition of Property [Abstract] Gain (Loss) on Disposition of Property [Member] Gain (Loss) on Disposition of Property Gain (Loss) on 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[Member] Gain (Loss) on Sale of Interest in Projects Gain (Loss) on Sale of Trade Receivables [Member] Gain (Loss) on Sale of Accounts Receivable Gain (Loss) on Other Debt Gain (Loss) from Price Risk Management Activity Gain (Loss) Recognized on Assets Transferred to Separate Account [Abstract] Gain (Loss) Recognized on Assets Transferred to Separate Account, Net Gain (Loss) Related to Litigation Settlement Gain (Loss) on Sale of Property Plant Equipment Gain (Loss) on Sale of Property Plant Equipment, Total Gain (Loss) on Sale of Business Gain (Loss) on Securitization of Investment Assets Gain on Cash Flow Hedge Ineffectiveness Gain on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring Gain on Fair Value Hedge Ineffectiveness Unrealized Gain on Foreign Currency Derivatives, before Tax Unrealized Gain on Price Risk Cash Flow Derivatives, before Tax Gain or Loss from Sale of Financial Assets in Securitizations Gain Recognized on Assets Transferred to Separate Account, Gross Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements Gains (Losses) on Extinguishment of Debt [Abstract] Gains (Losses) on Extinguishment of Debt Gains (Losses) on Extinguishment of Debt, Total Gains or Losses on Nonrecourse Debt Gains (Losses) on Sales of Assets [Member] Gains or Losses on Recourse Debt [Abstract] Gains or Losses on Recourse Debt Gains or Losses on Recourse Debt, Total Gas Distribution Equipment, Accumulated Depreciation Gas Distribution Equipment, Gross Gas Distribution Equipment, Net Gas Distribution [Member] Gas Gathering and Processing Equipment [Member] Gas Gathering, Transportation, Marketing and Processing Revenue Gas Imbalance Payable Gas and Oil Acreage, Developed, Gross Gas and Oil Acreage, Developed, Net Gas and Oil Acreage, Geographic Area [Domain] Gas and Oil Acreage, Undeveloped, Gross Gas and Oil Acreage, Undeveloped, Net Gas and Oil Acreage [Abstract] Gas and Oil Acreage [Axis] Gas and Oil Acreage [Line Items] 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Distribution Equipment, Total Gas Transmission Equipment [Member] Gas Transmission and Distribution Equipment, Net Gas Transmission and Distribution Equipment, Net, Total Gas Transmission Equipment, Accumulated Depreciation Gas Transmission Equipment, Gross Gas Transmission Equipment, Net Gas Transmission [Member] General and Administrative Expense [Abstract] General and Administrative Expense [Member] General and Administrative Expense General and Administrative Expense, Total General Business [Member] General Cash Flow Hedge Information [Abstract] General Discussion of Derivative Instruments and Hedging Activities [Abstract] General Discussion of Derivative Instruments and Hedging Activities General Discussion of Pension and Other Postretirement Benefits [Abstract] General Discussion of Pension and Other Postretirement Benefits General Fair Value Hedge Information [Abstract] General Information on Derivative Instruments Not Designated as Hedging Instruments [Abstract] General Liability [Member] General Net Investment Hedge Information [Abstract] General Partner Distributions General Partners' Capital Account [Abstract] General Partners' Capital Account, Description of Units General Partners' Capital Account, Units Outstanding General Partners' Capital Account, Value General Partners' Cumulative Cash Distributions General Partners' Cumulative Net Income General Partners' Capital Account General Partners' Capital Account, Total Generation, Transmission and Distribution Equipment, Gross Generation, Transmission and Distribution Equipment, Gross, Total Generation, Transmission and Distribution Equipment, Net Generation, Transmission and Distribution Equipment, Net, Total Geographic Concentration Risk [Member] Going Concern Note Good Faith and Margin Deposits Goodwill Disclosure [Text Block] Goodwill and Intangible Assets, Goodwill, Impairment, Policy Goodwill and Intangible Assets, Goodwill, Policy Intangible Assets, Finite-Lived, Policy Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy Goodwill and Intangible Assets, Intangible Assets, Policy Goodwill and Intangible Assets, Policy Goodwill Disclosure [Abstract] Goodwill Not Allocated to Segment [Abstract] Goodwill Schedule, Goodwill Acquired During Year Goodwill Schedule, Goodwill Impairment Losses Goodwill Schedule, Goodwill Written off Related to Sale of Business Unit Goodwill Schedule, Goodwill Carrying Value, Ending Balance Goodwill Schedule, Goodwill Carrying Value, Beginning Balance Goodwill Schedule, Goodwill Carrying Value Goodwill Schedule, Translation and Other Adjustments to Goodwill Goodwill Schedule, by Segment [Axis] Goodwill Schedule, by Segment [Line Items] Goodwill Schedule, Segment [Domain] Goodwill Schedule, by Segment [Table] Government Contracts Concentration Risk [Member] Government Investigation Into Illegal or Unethical Activity in Government Contracts Government Restrictions on Disclosure of Estimated Reserves or Disclosure of Reserves Other than Proved Governmental Contracts Subject to Renegotiation [Abstract] Governmental Contracts Subject to Renegotiation Grants Receivable Accumulated Depreciation on Real Estate Investments, Ending Balance Accumulated Depreciation on Real Estate Investments, Beginning Balance Accumulated Depreciation on Real Estate Investments Real Estate Investments, Gross, at Carrying Value, Ending Balance Real Estate Investments, Gross, at Carrying Value, Beginning Balance Real Estate Investments, Gross, at Carrying Value Gross Profit [Abstract] Gross Profit Gross Profit, Total Agricultural Related Inventory, Growing Crops Guarantee of Business Revenue [Member] Guarantee of Indebtedness of Others [Member] Guarantee of Scheduled Contractual Cash Flows from Assets of Special Purpose Entity (SPE) [Member] Guaranteed Benefit Liability, Gross, Period Increase (Decrease) Guaranteed Benefit Liability, Gross, Period Increase (Decrease), Total Guaranteed Benefit Liability, Gross, Ending Balance Guaranteed Benefit Liability, Gross, Beginning Balance Guaranteed Benefit Liability, Gross Guaranteed Benefit Liability, Net, Ending Balance Guaranteed Benefit Liability, Net, Beginning Balance Guaranteed Benefit Liability, Net Guaranteed Benefits Incurred Guaranteed Benefits Incurred, Total Guaranteed Benefits Paid Guaranteed Benefits Paid, Total Guaranteed Interest Contracts Guaranteed Investment Contract Assumptions Guaranteed Investment Contract, Interest Rate Assumptions, High End Guaranteed Investment Contract, Interest Rate Assumptions, Low End Guaranteed Investment Contract, Interest Rate Assumptions Guaranteed Lifetime Withdrawal Benefit [Member] Guaranteed Minimum Accumulation Benefit [Member] Guaranteed Minimum Death Benefit [Member] Guaranteed Minimum Income Benefit [Member] Guaranteed Minimum Withdrawal Benefit [Member] Guarantees, Indemnifications and Warranties Policies Haircuts on Bankers' Acceptances, Certificates of Deposit and Commercial Paper Haircuts on Contractual Securities 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Loss Positions, Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Asset-Backed Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Asset-Backed Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Asset-Backed Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Asset-Backed Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Auction Rate Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Auction Rate Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Auction Rate Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Auction Rate Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Bank Time Deposits, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Bank Time Deposits, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Bank Time Deposits Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Bank Time Deposits, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Commercial Paper, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Commercial Paper, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Commercial Paper Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Commercial Paper, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Corporate Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Corporate Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Government Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Government Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Government Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Foreign Government Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities, 12 Months or Longer, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities, Less than 12 Months, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Held-to-maturity Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Mortgage-Backed Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Mortgage-Backed Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Mortgage-Backed Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Mortgage-Backed Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Other Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Other Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Other Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Other Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US States and Political Subdivisions Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US States and Political Subdivisions Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US States and Political Subdivisions Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US States and Political Subdivisions Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Treasury and Government Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Treasury and Government Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Treasury and Government Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Treasury and Government Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Corporate Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of US Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Variable Rate Demand Obligations, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Variable Rate Demand Obligations, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Variable Rate Demand Obligations Held-to-maturity Securities in Unrealized Loss Positions, Fair Value of Variable Rate Demand Obligations, Total Held-to-maturity Securities in Unrealized Loss Positions, Foreign Corporate Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Foreign Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Foreign Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Foreign Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Foreign Government Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Foreign Government Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Held-to-maturity Securities Held-to-maturity Securities in Unrealized Loss Positions, Held-to-maturity Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Mortgage-Backed Securities Held-to-maturity Securities in Unrealized Loss Positions, Mortgage-Backed Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Other Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, Other Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, US States and Political Subdivisions Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, US States and Political Subdivisions Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, US Treasury and Government Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, US Treasury and Government Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, US Corporate Debt Securities Held-to-maturity Securities in Unrealized Loss Positions, US Corporate Debt Securities, Total Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Asset-Backed Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Asset-Backed Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Auction Rate Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Auction Rate Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Bank Time Deposits, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Bank Time Deposits, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Commercial Paper, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Commercial Paper, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Government Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Foreign Government Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Held-to-maturity Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Held-to-maturity Securities, 12 Months or Longer, Total Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Held-to-maturity Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Held-to-maturity Securities, Less than 12 Months, Total Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Mortgage-Backed Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Mortgage-Backed Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Other Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Other Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US States and Political Subdivisions Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US States and Political Subdivisions Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US Treasury and Government Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US Treasury and Government Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US Corporate Debt Securities, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on US Corporate Debt Securities, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Variable Rate Demand Obligations, 12 Months or Longer Held-to-maturity Securities in Unrealized Loss Positions, Unrealized Losses on Variable Rate Demand Obligations, Less than 12 Months Held-to-maturity Securities in Unrealized Loss Positions, Variable Rate Demand Obligations Held-to-maturity Securities in Unrealized Loss Positions, Variable Rate Demand Obligations, Total Held-to-maturity Securities, Equity, Preferred Stock, at Amortized Cost Held-to-maturity Securities, Corporate Debt, at Amortized Cost Held-to-maturity Securities, Debt Issued by Foreign Governments, at Amortized Cost Held-to-maturity Securities, Encumbered Held-to-maturity Securities, Mortgage Backed Securities, at Amortized Cost Held-to-maturity Securities, Other Fixed Maturity, at Amortized Cost Held-to-maturity Securities, Other Held-to-maturity Securities, States within US and Political Subdivisions of States, at Amortized Cost Held-to-maturity Securities, Exempt from Income Taxes Held-to-maturity Securities, Subject to Income Tax Held-to-maturity Securities, US Treasury and Other US Government Corporations and Agencies, at Amortized Cost Held-to-maturity Securities, US Federal, State and Local Debt, at Amortized Cost Held-to-maturity Securities, US Federal, State and Local Debt, at Amortized Cost, Total Held-to-maturity Securities, Unencumbered Held-to-maturity Securities, Fixed Maturity, at Amortized Cost Held-to-maturity Securities, Fixed Maturity, at Amortized Cost, Total Home Equity [Member] Loans and Leases Receivable, Consumer, Home Equity Hurricane [Member] Hurricane Recovery Costs, Net of Insurance Disaster Recovery Costs, Net of Insurance [Member] Hybrid Instruments and Embedded Derivatives [Abstract] Hybrid Instruments at Fair Value, Net Hybrid Instruments at Nonfair Value, Net IPO [Member] Property, Plant and Equipment Income Statement Disclosures Income Statement Compensation Items [Abstract] Allocation of Stock Compensation, Statement of Financial Position [Abstract] Immediate, Terminal Funding Annuities, Interest Rate, High End Immediate, Terminal Funding Annuities, Interest Rate, Low End Immediate Terminal Funding Annuities, Interest Rate Impact of Foreign Currency Derivatives on Earnings is Immaterial Impact of Restatement on Fully Diluted Earning Per Share Impact of Restatement on Opening Partners' Capital Impact of Restatement on Opening Retained Earnings Impaired Goodwill, Adjustment to Initial Estimate Amount Impaired Goodwill, Change in Estimate Description Impaired Goodwill, Segment [Domain] Impaired Goodwill, Facts and Circumstances Leading to Impairment Impaired Goodwill, Income Statement Classification Impaired Goodwill, Method for Fair Value Determination Impaired Goodwill, Reasons for Use of Estimate Impaired Goodwill [Abstract] Impaired Goodwill [Axis] Impaired Goodwill [Line Items] Impaired Goodwill, by Segment [Table] Impaired Intangible Asset, Description [Domain] Impaired Intangible Asset, Facts and Circumstances Leading to Impairment Impaired Intangible Asset, Income Statement Classification Impaired Intangible Asset, Method for Fair Value Determination Impaired Intangible Asset, Segment Classification Impaired Intangible Asset [Axis] Impaired Intangible Asset [Line Items] Impaired Intangible Asset [Table] Impaired Intangible Assets [Abstract] Impairment of Long-Lived Assets Held-for-use Impaired Assets to be Disposed of by Method Other than Sale, Amount of Impairment Loss Impaired Assets to be Disposed of by Method Other than Sale, Asset Description [Domain] Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset Impaired Assets to be Disposed of by Method Other than Sale, Facts and Circumstances Leading to Impairment Impaired Assets to be Disposed of by Method Other than Sale, Income Statement Classification Impaired Assets to be Disposed of by Method Other than Sale, Method for Determining Fair Value Impaired Assets to be Disposed of by Method Other than Sale, Segment Classification Impaired Assets to be Disposed of by Method Other than Sale [Abstract] Impaired Assets to be Disposed of by Method Other than Sale [Axis] Impaired Assets to be Disposed of by Method Other than Sale [Line Items] Impaired Assets to be Disposed of by Method Other than Sale [Table] Impairment Losses Related to Real Estate Partnerships Impairment Charge on Reclassified Assets Impairment of Goodwill [Member] Impaired Goodwill - Impairment Charge Impairment in Value of Asset [Member] Impairment of Intangible Assets [Abstract] Impairment of Intangible Assets [Member] Impairment of Intangible Assets Impairment of Intangible Assets, Total Investments Impairment Charges Impaired Long-Lived Assets Held and Used, Asset Description [Domain] Impaired Long-Lived Assets Held and Used, Facts and Circumstances Leading to Impairment Impaired Long-Lived Assets Held and Used, Income Statement Classification Impaired Long-Lived Assets Held and Used, Method for Determining Fair Value Impaired Long-Lived Assets Held and Used, Segment Classification Impaired Long-Lived Assets Held and Used [Axis] Impaired Long-Lived Assets Held and Used [Line Items] Impaired Long-Lived Assets Held and Used [Table] Impairment of Long-Lived Assets Held and Used [Abstract] Impairment of Intangible Assets (Excluding Goodwill) Impairment of Long-Lived Assets to be Disposed of Impairment or Disposal of Long-Lived Assets, Policy Impairment or Disposal of Long-Lived Intangible Assets, Assets to be Sold, Policy Impairment or Disposal of Long-Lived Intangible Assets, Impairment, Policy Impairment of Equipment Real Estate Impairment Charges Impairment or Disposal of Tangible Assets Disclosure [Abstract] Impairment of Tangible Assets, Other Descriptors Real Estate Improvements In Process Research and Development, Policy Incentive Distribution, Date Incentive Distribution, Distribution Per Unit Incentive Distribution, Distribution Per Year Incentive Distribution, Payments Made and Minimum Distribution Level Incentive Distribution, Recipient [Domain] Incentive Distribution Made to Managing Member or General Partner [Axis] Incentive Distribution Made to Managing Member or General Partner [Line Items] Incentive Distribution Made to Managing Member or General Partner [Table] Incentive Distribution, Managing Member or General Partner [Abstract] Incentive Distribution Policy, Managing Member or General Partner, Description Incentive Fee, Description Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Diluted Share Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Diluted Share, Total Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Outstanding Share [Abstract] Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Outstanding Share Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Outstanding Share, Total Income (Loss) before Cumulative Effects of Changes in Accounting Principles Income (Loss) before Cumulative Effects of Changes in Accounting Principles, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Diluted Share Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Diluted Share, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Outstanding Share [Abstract] Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Outstanding Share Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Outstanding Share, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Total Income Statement [Abstract] Income (Loss) before Cumulative Effect of Change in Accounting Principle, Basic, B Income (Loss) before Cumulative Effect of Change in Accounting Principle, Basic, B, Total Income (Loss) before Cumulative Effect of Change in Accounting Principle, Diluted, B Income (Loss) before Cumulative Effect of Change in Accounting Principle, Diluted, B, Total Income (Loss) before Cumulative Effect of Change in Accounting Principle, Diluted Income (Loss) before Cumulative Effect of Change in Accounting Principle, Diluted, Total Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Diluted Share, B Income (Loss) before Cumulative Effect of Change in Accounting Principle, Per Outstanding Share, Basic, B Income (Loss) before Cumulative Effect of Change in Accounting Principle Income (Loss) before Cumulative Effect of Change in Accounting Principle, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Basic, B Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Basic, B, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Diluted, B Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Diluted, B, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Diluted Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Diluted, Total Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Diluted Share, B Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle, Per Outstanding Share, Basic, B Income (Loss) from Continuing Operations [Abstract] Income (Loss) from Continuing Operations before Income Taxes Income (Loss) from Continuing Operations before Income Taxes, Total Income (Loss) from Continuing Operations, Per Diluted Share Income (Loss) from Continuing Operations, Per Outstanding Share Income (Loss) from Continuing Operations, Per Outstanding Share, Total Income (Loss) from Continuing Operations Income (Loss) from Continuing Operations, Total Income (Loss) from Discontinued Operations, Net of Tax [Abstract] Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share [Abstract] Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share, Total Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Share [Abstract] Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Share Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Share, Total Income (Loss) from Discontinued Operations, Net of Tax Income (Loss) from Discontinued Operations, Net of Tax, Total Income (Loss) from Discontinued Operations, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share Other Income (Loss) from Disposition of Discontinued Operations, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share, Other Income (Loss) Discontinued Operation, Amount of Other Income (Loss) from Disposition of Discontinued Operations, before Income Tax Discontinued Operation, Amount of Other Income (Loss) from Disposition of Discontinued Operations, before Income Tax, Total Income (Loss) from Disposition of Discontinued Operations, Per Diluted Share [Abstract] Income (Loss) from Disposition of Discontinued Operations, Per Diluted Share Income (Loss) from Disposition of Discontinued Operations, Per Diluted Share, Total Income (Loss) from Discontinued Operations, Per Outstanding Share, Disposition [Abstract] Income (Loss) from Discontinued Operations, Per Outstanding Share, Disposition Income (Loss) from Discontinued Operations, Per Outstanding Share, Disposition, Total Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax, Total Income (Loss) During Phase-out Period, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share, During Phase-out Period Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax, Total Income (Loss) from Extraordinary Items, Net of Tax, Per Diluted Share Income (Loss) from Extraordinary Items, Net of Tax, Per Outstanding Share Income (Loss) from Continuing Operations, Basic, B Income (Loss) from Continuing Operations, Basic, B, Total Income (Loss) from Continuing Operations, Basic Income (Loss) from Continuing Operations, Basic, Total Income (Loss) from Continuing Operations, Diluted, B Income (Loss) from Continuing Operations, Diluted, B, Total Income (Loss) from Continuing Operations, Diluted Income (Loss) from Continuing Operations, Diluted, Total Income (Loss) from Continuing Operations, Per Diluted Share, B Income (Loss) from Continuing Operations, Per Outstanding Share, Basic, B Income (Loss) from Discontinued Operations, Net of Tax, Basic, B Income (Loss) from Discontinued Operations, Net of Tax, Basic, B, Total Income (Loss) from Discontinued Operations, Net of Tax, Diluted, B Income (Loss) from Discontinued Operations, Net of Tax, Diluted, B, Total Income (Loss) from Discontinued Operations, Net of Tax, Diluted Income (Loss) from Discontinued Operations, Net of Tax, Diluted, Total Income (Loss) from Discontinued Operations, Per Diluted Share, B Income (Loss) from Discontinued Operations, Per Outstanding Share, Basic, B, Net of Tax Income (Loss) from Discontinued Operations, Per Outstanding Share, Basic, B Income (Loss) from Equity Method Investments, Net of Distributions [Member] Income (Loss) from Equity Real Estate Partnerships [Member] Income (Loss) from Extraordinary Items, Net of Tax, Per Diluted Share, B Income (Loss) from Extraordinary Items, Net of Tax, Per Outstanding Share, Basic, B Minority Interest in Net Income (Loss), Joint Venture Partners Minority Interest in Net Income (Loss), Limited Partnerships Minority Interest in Net Income (Loss), Operating Partnerships Income (Loss) from Discontinued Operations Per Outstanding Share, Disposition of Other Stock Income (Loss), Disposition Discontinued Operations, Other Stock, Per Diluted Share Minority Interest in Net Income (Loss), Other Minority Interests Minority Interest in Net Income (Loss), Preferred Unit Holders Real Estate Partnership Investment Subsidiaries, Net Income (Loss) before Tax Reinsurance Recoveries Income Statement (Services Alternate) [Abstract] Income Statement Related Disclosures [Abstract] Income Tax Credits and Adjustments Income Tax Uncertainties [Abstract] Income Tax Uncertainties, Policy Income Tax Contingency, Recognized Amount Income Tax Contingency, Increase (Decrease) in Unrecognized Tax Benefits Income Tax Contingency, Interest Accrued Income Tax Contingency, Interest Income Tax Contingency, Likelihood of Unfavorable Settlement Income Tax Contingency, Penalties Accrued Income Tax Contingency, Penalties and Interest Accrued Income Tax Contingency, Penalties and Interest Accrued, Total Income Tax Contingency, Penalties and Interest Income Tax Contingency, Penalties and Interest, Total Income Tax Contingency, Penalties Income Tax Contingency, Range of Possible Change in Unrecognized Tax Benefits Income Tax Contingency by Tax Authority [Axis] Income Tax Contingency [Line Items] Income Tax Contingency [Table] Income Tax Examination, Increase (Decrease) in Liability from Prior Year Income Tax Examination, Interest Accrued Income Tax Examination, Interest Expense Income Tax Examination, Liability Recorded Income Tax Examination, Liability (Refund) under Settlement with Taxing Authority Income Tax Examination, Likelihood of Unfavorable Settlement Income Tax Examination, Penalties Accrued Income Tax Examination, Penalties and Interest Expense [Abstract] Income Tax Examination, Penalties and Interest Accrued [Abstract] Income Tax Examination, Penalties and Interest Accrued Income Tax Examination, Penalties and Interest Accrued, Total Income Tax Examination, Penalties and Interest Expense Income Tax Examination, Penalties and Interest Expense, Total Income Tax Examination, Penalties Expense Income Tax Examination, Range of Possible Losses Income Tax Examination, Year(s) under Examination Income Tax Examination [Line Items] Income Tax Examination [Table] Income Tax Examinations [Abstract] Federal Income Tax Expense (Benefit), Continuing Operations Federal Income Tax Expense (Benefit), Continuing Operations, Total Foreign Income Tax Expense (Benefit), Continuing Operations Foreign Income Tax Expense (Benefit), Continuing Operations, Total Income Tax Expense (Benefit), Continuing Operations, Other Income Tax Expense (Benefit), Continuing Operations, Other, Total State and Local Income Tax Expense (Benefit), Continuing Operations State and Local Income Tax Expense (Benefit), Continuing Operations, Total Income Tax Expense (Benefit), Continuing Operations Income Tax Expense (Benefit), Continuing Operations, Total Discontinued Operation, Tax Effect of Discontinued Operation Discontinued Operation, Tax Effect of Discontinued Operation, Total Income Tax Expense (Benefit), Extraordinary Items Income Tax Effects Allocated Directly to Equity [Abstract] Income Tax Effects Allocated Directly to Equity, Change in Accounting Principle Income Tax Effects Allocated Directly to Equity, Employee Stock Options Income Tax Effects Allocated Directly to Equity, Other Comprehensive Income Income Tax Effects Allocated Directly to Equity, Other Income Tax Effects Allocated Directly to Equity, Prior Period Adjustment Income Tax Effects Allocated Directly to Equity, Equity Transactions Income Tax Effects Allocated Directly to Equity Income Tax Effects Allocated Directly to Equity, Total Income Tax Expense (Benefit) Income Tax Expense (Benefit), Total Income Tax Holiday, Termination Date Income Tax Holiday by Income Tax Authority [Axis] Income Tax Holiday, Income Tax Benefits Per Share Income Tax Holiday, Income Tax Benefits Income Tax Holiday, Income Tax Benefits, Total Income Tax Holiday [Line Items] Income Tax Holiday [Table] Income Tax Disclosure [Text Block] Unrecognized Tax Benefits, Income Tax Penalties Accrued Income Tax Penalties and Interest [Abstract] Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued [Abstract] Income Tax Penalties and Interest Accounting Policy Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense [Abstract] Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total Unrecognized Tax Benefits, Income Tax Penalties Expense Income Tax, Policy Income Tax Receivable Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract] Income Tax Reconciliation, Change in Enacted Tax Rate Income Tax Reconciliation, Change in Valuation Allowance Income Tax Reconciliation, Deductions [Abstract] Income Tax Reconciliation, Deductions, Dividends Income Tax Reconciliation, Deductions, Extraterritorial Income Exclusion Income Tax Reconciliation, Deductions, Medicare Prescription Drug Benefit Subsidy Income Tax Reconciliation, Deductions, Other Income Tax Reconciliation, Deductions, Qualified Production Activities Income Tax Reconciliation, Deductions Income Tax Reconciliation, Deductions, Total Income Tax Reconciliation, Disposition of Assets Income Tax Reconciliation, Disposition of Business Income Tax Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary Income Tax Reconciliation, Foreign Income Tax Rate Differential Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate Income Tax Reconciliation, Minority Interest Income (Expense) Income Tax Reconciliation, Nondeductible Expense [Abstract] Income Tax Reconciliation, Nondeductible Expense, Amortization Income Tax Reconciliation, Nondeductible Expense, Charitable Contributions Income Tax Reconciliation, Nondeductible Expense, Depletion Income Tax Reconciliation, Nondeductible Expense, Depreciation and Amortization [Abstract] Income Tax Reconciliation, Nondeductible Expense, Depreciation and Amortization Income Tax Reconciliation, Nondeductible Expense, Depreciation and Amortization, Total Income Tax Reconciliation, Nondeductible Expense, Depreciation Income Tax Reconciliation, Nondeductible Expense, Impairment Losses Income Tax Reconciliation, Nondeductible Expense, Leases Income Tax Reconciliation, Nondeductible Expense, Life Insurance Income Tax Reconciliation, Nondeductible Expense, Meals and Entertainment Income Tax Reconciliation, Nondeductible Expense, Other Income Tax Reconciliation, Nondeductible Expense, Research and Development Income Tax Reconciliation, Nondeductible Expense, Restructuring Charges Income Tax Reconciliation, Nondeductible Expense, Share-based Compensation Cost Income Tax Reconciliation, Nondeductible Expense Income Tax Reconciliation, Nondeductible Expense, Total Income Tax Reconciliation, Other Adjustments Income Tax Reconciliation, Prior Year Income Taxes Income Tax Reconciliation, Repatriation of Foreign Earnings, Jobs Creation Act of 2004 Income Tax Reconciliation, Repatriation of Foreign Earnings Income Tax Reconciliation, State and Local Income Taxes Income Tax Reconciliation, Tax Contingencies [Abstract] Income Tax Reconciliation, Tax Contingencies, Domestic Income Tax Reconciliation, Tax Contingencies, Foreign Income Tax Reconciliation, Tax Contingencies, Other Income Tax Reconciliation, Tax Contingencies, State and Local Income Tax Reconciliation, Tax Contingencies Income Tax Reconciliation, Tax Contingencies, Total Income Tax Reconciliation, Tax Credits [Abstract] Income Tax Reconciliation, Tax Credits, Foreign Income Tax Reconciliation, Tax Credits, Investment Income Tax Reconciliation, Tax Credits, Other Income Tax Reconciliation, Tax Credits, Research Income Tax Reconciliation, Tax Credits Income Tax Reconciliation, Tax Credits, Total Income Tax Reconciliation, Tax Exempt Income Income Tax Reconciliation, Tax Holidays Income Tax Reconciliation, Tax Settlements [Abstract] Income Tax Reconciliation, Tax Settlements, Domestic Income Tax Reconciliation, Tax Settlements, Foreign Income Tax Reconciliation, Tax Settlements, Other Income Tax Reconciliation, Tax Settlements, State and Local Income Tax Reconciliation, Tax Settlements Income Tax Reconciliation, Tax Settlements, Total Income Taxes Paid, Net [Abstract] Income Taxes Paid, Net Accrued Income Taxes Payable Income Taxes Receivable Proceeds from Income Tax Refunds Increase (Decrease) in Accounts Receivable from Securitization Increase (Decrease) in Accrued Investment Income Receivable Increase (Decrease) in Acquired Goodwill and Intangible Asset Payments for (Proceeds from) from Previous Acquisition Increase (Decrease) Due from Affiliates, Current Increase (Decrease) Due from Officers and Stockholders, Current Increase (Decrease) Due from Officers and Stockholders Increase (Decrease) Due to Officers and Stockholders, Current Increase (Decrease) in Available-for-sale Investments Increase (Decrease) in Capitalized Interest Increase (Decrease) in Deferred Electric Cost Payments for (Proceeds from) Delayed Tax Exempt Exchange Payments for (Proceeds from) Demand Side Management Program Payments for (Proceeds from) Deposits on Real Estate Acquisitions Payments for (Proceeds from) Derivatives Increase (Decrease) in Dividends Receivable Payments and Proceeds from Equity Securities Payments for (Proceeds from) Federal Home Loan Bank Stock [Abstract] Payments for (Proceeds from) Federal Home Loan Bank Stock Payments for (Proceeds from) Federal Home Loan Bank Stock, Total Payments for (Proceeds from) Hedge, Investing Activities Increase (Decrease) in Accrued Salaries Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward] Increase (Decrease) in Additional Paid in Capital [Roll Forward] Increase (Decrease) in Additional Paid in Capital, Common and Preferred Stock [Abstract] Increase (Decrease) in Additional Paid in Capital, Common Stock [Roll Forward] Increase (Decrease) in Additional Paid in Capital, Preferred Stock [Roll Forward] Increase (Decrease) Due from Employee, Current Increase (Decrease) in Common Stock [Abstract] Increase (Decrease) in Common Stock, Shares [Roll Forward] Increase (Decrease) in Common Stock, Value, Excluding Additional Paid in Capital [Roll Forward] Increase (Decrease) in Common Stock, Value, Including Additional Paid in Capital [Roll Forward] Increase (Decrease) in Deferred Compensation [Roll Forward] Increase (Decrease) in Deferred Fuel Costs [Abstract] Increase (Decrease) in Deferred Liabilities [Abstract] Increase (Decrease) in Deferred Liabilities Increase (Decrease) in Deferred Liabilities, Total Increase (Decrease) in Fair Value of Fair Value Hedging Instruments Increase (Decrease) in Fair Value of Foreign Currency Fair Value Hedging Instruments Increase (Decrease) in Fair Value of Hedged Item in Fair Value Hedge Increase (Decrease) in Fair Value of Hedged Item in Foreign Currency Fair Value Hedge Increase (Decrease) in Fair Value of Hedged Item in Interest Rate Fair Value Hedge Increase (Decrease) in Fair Value of Hedged Item in Price Risk Fair Value Hedge Increase (Decrease) in Fair Value of Interest Rate Fair Value Hedging Instruments Increase (Decrease) in Fair Value of Price Risk Fair Value Hedging Instruments Increase (Decrease) in Insurance Settlements Receivable Increase (Decrease) in Notes Receivable, Current Increase (Decrease) in Other Employee Related Liabilities Increase (Decrease) in Other Operating Assets Increase (Decrease) in Preferred Stock [Abstract] Increase (Decrease) in Preferred Stock, Shares [Roll Forward] Increase (Decrease) in Preferred Stock, Value, Excluding Additional Paid in Capital [Roll Forward] Increase (Decrease) in Preferred Stock, Value, Including Additional Paid in Capital [Roll Forward] Other Increase (Decrease) in Provision for Restructuring Increase (Decrease) in Retained Earnings [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Treasury Stock [Abstract] Increase (Decrease) in Treasury Stock, Shares [Roll Forward] Increase (Decrease) in Treasury Stock, Value [Roll Forward] Payments for (Proceeds from) Intangible Assets Increase (Decrease) in Lease Acquisition Costs Payments for (Proceeds from) Life Insurance Policies Payments for (Proceeds from) Life Insurance Policies, Total Payments for (Proceeds from) Limited Partnership Proceeds from (Payments for) Long-term Loans for Related Parties Payments for (Proceeds from) Marketable Securities Payments to Acquire Royalty Interests in Mining Properties Payments for (Proceeds from) Mortgage Deposits Increase (Decrease) in Mortgage Notes Receivable Payments for (Proceeds from) Nuclear Fuel Payments for (Proceeds from) in Other Deposits Increase (Decrease) in Other Improvements Payments for (Proceeds from) Other Interest Earning Assets Purchases and Payments for Other Investments Payments for (Proceeds from) Other Real Estate Partnerships Increase (Decrease) in Other Real Estate Restructuring Costs [Abstract] Restructuring Costs, Total Restructuring Costs Restructuring Costs, Total Increase (Decrease) in Real Estate Improvements Increase (Decrease) in Real Estate Investments Increase (Decrease) in All Receivables Payments for (Proceeds from) Removal Costs Increase (Decrease) in Restricted Cash [Abstract] Increase (Decrease) in Restricted Cash Increase (Decrease) in Restricted Cash, Total Increase (Decrease) of Restricted Investments Payments for (Proceeds from) Tenant Allowance Increase (Decrease) in Trading Securities Increase (Decrease) in Unconsolidated Affiliate Increase (Decrease) in Unconsolidated Real Estate Increase Due to Purchases of Minerals in Place Increase (Decrease) in Finance Receivables Payments to Acquire Mortgage Servicing Rights (MSR) Increase (Decrease) in Estimated Future Development Costs Increase (Decrease) in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves Incremental Common Shares Attributable to Accelerated Share Repurchase Agreements Incremental Common Shares Attributable to Call Options and Warrants Incremental Common Shares Attributable to Contingently Issuable Shares Incremental Common Shares Attributable to Conversion of Convertible Notes Outstanding Incremental Common Shares Attributable to Conversion of Convertible Preferred Stock Incremental Common Shares Attributable to Conversion of Convertible Promissory Notes Incremental Common Shares Attributable to Conversion of Debt Securities [Abstract] Incremental Common Shares Attributable to Conversion of Debt Securities Incremental Common Shares Attributable to Conversion of Debt Securities, Total Incremental Common Shares Attributable to Conversion of Zero Coupon Notes Incremental Common Shares Attributable to Deferred and Long-term Compensation Programs Incremental Common Shares Attributable to Employee Stock Ownership Plan Stock Adjustment Incremental Common Shares Attributable to Equity Forward Agreements Incremental Common Shares Attributable to Equity Unit Purchase Agreements Incremental Common Shares Attributable to Incentive Compensation Plan Incremental Common Shares Attributable to Outstanding Stock Awards Incremental Common Shares Attributable to Participating Nonvested Shares Incremental Common Shares Attributable to Performance Awards Incremental Common Shares Attributable to Restricted Stock Incremental Common Shares Attributable to Share-based Payment Arrangements [Abstract] Incremental Common Shares Attributable to Share-based Payment Arrangements Incremental Common Shares Attributable to Share-based Payment Arrangements, Total Incremental Common Shares Attributable to Stock Options Incremental Common Shares Attributable to Written Put Options Incurred but Not Reported Claims Reserve Amount Incurred but Not Reported Claims Reserve, Comment Incurred but Not Reported (IBNR) Claims Reserve [Abstract] Incurred Claims and Claims Adjustment Expense [Abstract] Incurred Claims and Claims Adjustment Expense, Current Year Incurred Claims and Claims Adjustment Expense, Prior Years Incurred Claims and Claims Adjustment Expense Incurred Claims and Claims Adjustment Expense, Total Major Class of Indefinite-Lived Intangible Asset, Class Name [Domain] Major Class of Indefinite-Lived Intangible Asset [Axis] Major Class of Indefinite-Lived Intangible Asset [Line Items] Major Class of Indefinite-Lived Intangible Asset [Table] Indefinite-Lived Intangible Assets [Abstract] Indemnification Guarantee [Member] Indirect Guarantee of Indebtedness [Member] Component of Other Operating Cost and Expense, Industry Specific, Source [Domain] Ineffectiveness on Credit Risk Hedges is Immaterial Ineffectiveness on Foreign Currency Fair Value Hedges is Immaterial Ineffectiveness on Interest Rate Fair Value Hedges is Immaterial Ineffectiveness on Price Risk Fair Value Hedges is Immaterial Ineffectiveness on Price Risk Hedges is Immaterial Information about Sources and Uses of Collateral that is Received Through Resale Agreements and Securities Borrowing Agreements and Subsequently Repledged or Sold Insurance and Disability Reserves [Abstract] Insurance and Disability Reserves Insurance and Disability Reserves, Total Insurance Commissions Insurance Disclosure [Text Block] Insurance Investments, Net Liability for Future Policy Benefits and Unpaid Claims Disclosure [Abstract] Liability for Future Policy Benefits and Unpaid Claims Disclosure [Text Block] Proceeds from Insurance Premiums Collected Insurance Premiums Revenue Recognition, Policy Insurance Ratios [Abstract] Insurance Ratios Comment Insurance Receivable for Malpractice, Amount Receivable [Abstract] Insurance Receivable for Malpractice, Amount Receivable, Current Insurance Receivable for Malpractice, Amount Receivable, Noncurrent Insurance Receivable for Malpractice, Amount Receivable Insurance Receivable for Malpractice, Amount Receivable, Total Liabilities of Insurance Subsidiaries Insurance Tax Finite-Lived, Acquired Lease, Gross Intangible Assets, Amortization Period [Member] Finite-Lived, Core Deposits, Gross Intangible Assets, Net (Excluding Goodwill) [Abstract] Intangible Assets, Net (Excluding Goodwill) Intangible Assets, Net (Excluding Goodwill), Total Finite-Lived Coal Supply Agreement, Gross Finite-Lived Computer Software, Gross Finite-Lived Contractual Rights, Gross Finite-Lived Copyrights, Gross Finite-Lived Customer Lists, Gross Finite-Lived Customer Relationships, Gross Finite-Lived Distribution Rights, Gross Finite-Lived Franchise Rights, Gross Finite-Lived Intangible Assets, Gross [Abstract] Finite-Lived Intangible Assets, Gross Finite-Lived Intangible Assets, Gross, Total Finite-Lived License Agreements, Gross Finite-Lived Media Content, Gross Finite-Lived Intangible Assets, Net [Abstract] Finite-Lived Intangible Assets, Net Finite-Lived Intangible Assets, Net, Total Finite-Lived Noncompete Agreements, Gross Other Finite-Lived Intangible Assets, Gross Finite-Lived Patents, Gross Finite-Lived Royalty, Gross Finite-Lived Transmission Service Agreement, Gross Finite-Lived Trade Names, Gross Finite-Lived Trade Secrets, Gross Goodwill, Net [Abstract] Goodwill Goodwill, Net Goodwill, Net, Total Indefinite-Lived Contractual Rights Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-Lived Intangible Assets (Excluding Goodwill), Total Indefinite-Lived Franchise Rights Indefinite-Lived License Agreements Other Indefinite-Lived Intangible Assets Indefinite-Lived Trade Names Indefinite-Lived Trade Secrets Indefinite-Lived Trademarks Intangible Assets, Net [Abstract] Intangible Assets, Net Intangible Assets, Net, Total Intercompany Agreements, Description Intercompany Foreign Currency Balance, Amount Intercompany Foreign Currency Balance, Description [Domain] Intercompany Foreign Currency Balance, Foreign Currency Intercompany Foreign Currency Balance [Axis] Intercompany Foreign Currency Balance [Line Items] Schedule of Intercompany Foreign Currency Balances [Text Block] Intercompany Foreign Currency Balance [Table] Intercompany Loans, Description Interest-bearing Deposits, at Carrying Value Interest-bearing Domestic Deposit, Brokered Interest-bearing Domestic Deposit, Certificates of Deposits Interest-bearing Domestic Deposit, Checking Interest-bearing Domestic Deposit, Demand Interest-bearing Deposit Liabilities, by Component, Domestic [Abstract] Interest-bearing Domestic Deposit Liabilities, Description Interest-bearing Domestic Deposit, Money Market Interest-bearing Domestic Deposit, Notice of Withdrawal Interest-bearing Domestic Deposit, Other Time Deposit Interest-bearing Domestic Deposit, Retail Interest-bearing Domestic Deposit, Savings Interest-bearing Domestic Deposit, Time Deposits Interest-bearing Deposit Liabilities, Domestic, Total Interest-bearing Deposit Liabilities, Domestic Interest-bearing Foreign Deposit, Brokered Interest-bearing Foreign Deposit, Certificates of Deposits Interest-bearing Foreign Deposit, Checking Interest-bearing Foreign Deposit, Demand Interest-bearing Deposit Liabilities, by Component, Foreign [Abstract] Interest-bearing Foreign Deposit Liabilities, Description Interest-bearing Foreign Deposit, Money Market Interest-bearing Foreign Deposit, Notice of Withdrawal Interest-bearing Foreign Deposit, Other Time Deposits Interest-bearing Foreign Deposit, Retail Interest-bearing Foreign Deposit, Savings Interest-bearing Foreign Deposit, Time Deposits Interest-bearing Deposit Liabilities, Foreign, Total Interest-bearing Deposit Liabilities, Foreign Interest-Only-Strip [Member] Interest Accrual Rate Associated with Amortization Method of Present Value of Future Insurance Profits Interest-bearing Deposits in Banks Interest-bearing Deposits [Member] Interest Credited to Policy Owner Accounts Interest and Dividend Income [Member] Proceeds from Interest and Dividends Received Proceeds from Interest and Dividends Received, Total Interest Expense [Abstract] Interest Expense, Borrowings Interest Expense, Borrowings, Total Interest Expense, Certificates of Deposit, $100,000 or More Interest Expense, Certificates of Deposit, Less than $100,000 Interest Expense, Certificates of Deposits [Abstract] Interest Expense, Certificates of Deposits Interest Expense, Certificates of Deposits, Total Interest Expense, Commercial Paper Interest Expense, Customer Deposits Interest Expense, Debt Interest Expense, Deposits Interest Expense, Deposits, Total Interest Expense, Deposits [Abstract] Interest Expense, Deposits [Abstract] Interest Expense, Demand Deposit Accounts Interest Expense, Money Market Deposits Interest Expense, Negotiable Order of Withdrawal (NOW) Deposits Interest Expense, Savings Deposits Interest Expense, Deposits Interest Expense, Deposits, Total Interest Expense Domestic Deposit Liabilities, Brokered Interest Expense Domestic Deposit Liabilities, Certificates of Deposit Interest Expense Domestic Deposit Liabilities, Checking Interest Expense Domestic Deposit Liabilities, Demand Interest Expense Domestic Deposit Liabilities, Money Market Interest Expense Domestic Deposit Liabilities, Notice of Withdrawal Interest Expense Domestic Deposit Liabilities, Other Time Deposit Interest Expense Domestic Deposit Liabilities, Retail Interest Expense Domestic Deposit Liabilities, Savings Interest Expense Domestic Deposit Liabilities, Time Deposit Interest Expense, Domestic Deposits [Abstract] Interest Expense, Domestic Deposits Interest Expense, Domestic Deposits, Total Interest Expense Domestic Deposit Liabilities Interest Expense Domestic Deposit Liabilities, Total Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Abstract] Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Federal Funds Purchased Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Securities Sold under Agreements to Repurchase Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-term Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Short-term Interest Expense Foreign Deposit Liabilities, Brokered Interest Expense Foreign Deposit Liabilities, Certificates of Deposit Interest Expense Foreign Deposit Liabilities, Checking Interest Expense Foreign Deposit Liabilities, Demand Interest Expense Foreign Deposit Liabilities, Money Market Interest Expense Foreign Deposit Liabilities, Notice of Withdrawal Interest Expense Foreign Deposit Liabilities, Other Time Deposit Interest Expense Foreign Deposit Liabilities, Retail Interest Expense Foreign Deposit Liabilities, Savings Interest Expense Foreign Deposit Liabilities, Time Deposits Interest Expense, Foreign Deposits Interest Expense Foreign Deposit Liabilities Interest Expense Foreign Deposit Liabilities, Total Interest Expense, Lessee, Assets under Capital Lease Interest Expense, NOW Accounts, Money Market Accounts, and Savings Deposits [Abstract] Interest Expense, NOW Accounts, Money Market Accounts, and Savings Deposits Interest Expense, NOW Accounts, Money Market Accounts, and Savings Deposits, Total Interest Expense on Convertible Debentures, Net of Tax Interest Expense on Convertible Debt, Net of Tax [Abstract] Interest Expense on Convertible Debt, Net of Tax, Net of Interest Capitalized Interest Expense on Convertible Debt, Net of Tax Interest Expense on Convertible Debt, Net of Tax, Total Interest Expense Domestic Deposit Liabilities [Abstract] Interest Expense on Domestic Deposit Liabilities, Description Interest Expense on Equity Security Units, Net of Tax Interest Expense Foreign Deposit Liabilities [Abstract] Interest Expense on Foreign Deposit Liabilities, Description Interest Expense on Prepetition Liabilities Recognized in Statement of Operations Interest Expense, Operating [Abstract] Interest Expense, Operating Interest Expense, Operating, Total Interest Expense, Other Domestic Deposits Interest Expense, Other Long-term Borrowings Interest Expense, Other Long-term Debt Interest Expense, Other Short-term Borrowings Interest Expense, Other Other Interest Expense Interest Expense, Short-term Borrowings [Abstract] Interest Expense, Short-term Borrowings Excluding Federal Funds [Abstract] Interest Expense, Short-term Borrowings Excluding Federal Funds Interest Expense, Short-term Borrowings Excluding Federal Funds, Total Interest Expense, Short-term Borrowings Interest Expense, Short-term Borrowings, Total Interest Expense, Subordinated Notes and Debentures Interest Expense, Trading Liabilities Interest Expense Interest Expense, Total Interest Income [Abstract] Interest Income, Securities, Available-for-sale Bankers Acceptances, Certificates of Deposit and Commercial Paper Interest Income (Expense), after Provision for Loan Loss [Abstract] Other Interest Income (Expense), Net Interest Income (Expense), after Provision for Loan Loss Interest Income (Expense), after Provision for Loan Loss, Total Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell [Abstract] Interest Income, Federal Funds Sold Interest Income, Securities Purchased under Agreements to Resell Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell, Total Interest Income, Securities, Held-to-maturity Interest Income, Domestic Deposits [Abstract] Interest Income, Domestic Deposits Interest Income, Domestic Deposits, Total Interest Income, Deposits with Financial Institutions [Abstract] Interest Income, Deposits with Financial Institutions Interest Income, Deposits with Financial Institutions, Total Interest Income, Foreign Deposits Interest Income, Money Market Deposits Interest Income, Other Domestic Deposits Interest Income, Securities, Tax Advantaged Interest Income, Securities, Tax Exempt Interest Income, Securities, Taxable Interest Income, Loans, Commercial, Industrial, and Agricultural Loans Interest Income, Loans, Commercial [Abstract] Interest Income, Loans, Commercial Interest Income, Loans, Commercial, Total Interest Income, Loans, Commercial, Real Estate Interest Income, Loans, Commercial and Residential, Real Estate Interest Income, Loans, Consumer, Installment, Automobiles, Marine, and Other Vehicles Interest Income, Loans, Consumer Installment, Credit Card Interest Income, Loans, Consumer [Abstract] Interest Income, Loans, Consumer Interest Income, Loans, Consumer, Total Interest Income, Loans, Foreign Interest Income, Loans, Consumer, Home Equity Interest Income, Loans, Lease Financing Interest Income, Loans and Leases Held-in-portfolio [Abstract] Interest Income, Loans and Leases Held-in-portfolio Interest Income, Loans and Leases Held-in-portfolio, Total Interest Income, Loans, Other Consumer Interest Income, Other Loans Interest Income, Loans, Policy for Impaired Loans Interest Income, Loans, Real Estate Construction Interest Income, Loans, Consumer, Real Estate Interest Income, Loans, Trade Financing Interest Income, Loans and Leases Held-for-sale [Abstract] Interest Income, Loans and Leases Held-for-sale Interest Income, Loans and Leases Held-for-sale, Total Interest Income [Member] Interest Income, Mortgage Backed Securities Interest Income, Loans Held-for-sale, Mortgages Interest Income, Operating Other Interest and Dividend Income Interest Income, Securities, Other Interest Income, Other Loans Held-for-sale Interest Income, Other US Government Securities Interest Income, Securities, by Security Classification [Abstract] Interest Income, Securities, by Security Type [Abstract] Interest Income, Securities, by Taxable Status [Abstract] Interest Income, Securities Interest Income, Securities, Total Interest Income, State and Municipal Securities Interest Income, Securities, Trading Interest Income, US Treasury Other US Government Securities [Abstract] Interest Income, US Treasury Other US Government Securities Interest Income, US Treasury Other US Government Securities, Total Interest Income, US Treasury Securities Unrecognized Tax Benefits, Interest on Income Taxes Accrued Unrecognized Tax Benefits, Interest on Income Taxes Expense Interest Paid, Net [Abstract] Accounts Payable, Interest-bearing, Noncurrent Interest Payable Interest Portion of Minimum Lease Payments, Sale Leaseback Transactions Interest Rate Cap [Member] Interest Rate Cash Flow Hedge Asset at Fair Value Interest Rate Cash Flow Hedge Derivative at Fair Value, Net Interest Rate Cash Flow Hedge Derivative at Fair Value, Net, Total Interest Rate Cash Flow Hedge Ineffectiveness is Immaterial Interest Rate Cash Flow Hedge Liability at Fair Value Interest Rate Cash Flow Hedges [Abstract] Interest Rate Derivative Assets at Fair Value Interest Rate Derivative Instruments Not Designated as Hedging Instruments [Abstract] Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value Interest Rate Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net Interest Rate Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net, Total Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value Interest Rate Derivative Liabilities at Fair Value Interest Rate Derivatives [Abstract] Interest Rate Derivatives at Fair Value, Net Interest Rate Derivatives at Fair Value, Net, Total Interest Rate Exclusive of Immediate, Terminal Funding Annuities, High End Interest Rate Exclusive of Immediate, Terminal Funding Annuities, Low End Interest Rate Exclusive of Immediate, Terminal Funding Annuities Interest Rate Fair Value Hedge Asset at Fair Value Interest Rate Fair Value Hedge Derivative at Fair Value, Net Interest Rate Fair Value Hedge Derivative at Fair Value, Net, Total Interest Rate Fair Value Hedge Liability at Fair Value Interest Rate Fair Value Hedges [Abstract] Interest Rate Floor [Member] Interest Rate Lock Commitments [Member] Interest Rate Risk [Member] Interest Rate Swap [Member] Interest Receivable Proceeds from Interest Received Interest Sensitive Life Insurance Assumptions Interest Sensitive Life, Interest Rate Assumptions, High End Interest Sensitive Life, Interest Rate Assumptions, Low End Interest Sensitive Life, Interest Rate Assumptions Qarterlery Charges and Credits, Explanatory Note, Amount Reconciling to Previously Reported Results Qarterlery Charges and Credits, Explanatory Note, Amount Affecting Comparability Qarterlery Financial Information, Explanatory Note, Period Qarterlery Financial Information, Explanatory Disclosure Internal Replacements of Insurance Contracts, Policy Internal Use Software, Policy Income Tax Expense (Benefit), Intraperiod Tax Allocation [Abstract] Advances on Inventory Purchases Energy Related Inventory, Coal Inventory, Crude Oil, Products and Merchandise Inventory, Drilling, Noncurrent Energy Related Inventory, Natural Gas in Storage Inventory, Gas in Storage Underground, Noncurrent Energy Related Inventory, Gas Stored Underground Inventory, LIFO Reserve Other Inventory, Materials, Supplies and Merchandise under Consignment Inventories [Member] Inventories, Real Estate, Mortgage Loans Held in Inventory Inventory, Net [Abstract] Inventory, Net Inventory, Net, Total Inventory, Noncurrent [Abstract] Energy Related Inventory, Other Fossil Fuel Inventories, Real Estate, Other Energy Related Inventory, Petroleum Inventories, Property Held-for-sale, Current Inventory, Raw Materials, Packing Materials and Supplies [Abstract] Inventory, Raw Materials Inventory, Raw Materials, Total Inventories, Real Estate [Abstract] Inventories, Real Estate, Construction in Process Inventories, Real Estate, Held-for-sale Inventories, Real Estate, Improvements Inventories, Real Estate, Not Owned Inventories, Real Estate Inventories, Real Estate, Total Other Inventory, Supplies Inventory, Work in Process Inventory [Abstract] Inventory Adjustments [Abstract] Inventory Adjustments Inventory Adjustments, Total Inventory Amount, Unpriced Change Orders for Long-term Contracts or Programs Inventory, Basis, Costs for Contracts or Programs Policy Inventory, Basis, Finished Goods Policy Inventory, Basis, Inventory Consigned to Others Policy Inventory, Basis and Method of Removing Amounts from Inventory [Abstract] Inventory, Basis, Raw Materials Policy Inventory, Basis, Supplies Policy Inventory, Basis, Work in Process Policy Inventory, Basis Finite-Lived, Computer Software Costs, Gross, Current Other Inventory at off Site Premises Inventory Description, Unpriced Change Orders for Long-term Contracts or Program Inventory for Long-term Contracts or Programs [Abstract] Inventory for Long-term Contracts or Programs Inventory for Long-term Contracts or Programs, Description Inventory for Long-term Contracts or Programs, General and Administrative Costs Included in Inventory Inventory for Long-term Contracts or Programs, General and Administrative Expense Incurred Inventory in Transit Inventory, Loss, Policy Inventory, Major Classes, Policy Inventory, Method of Removing Amounts from Inventory, Contracts and Programs Inventory, Method of Removing Amounts from Inventory, Finished Goods Inventory, Method of Removing Amounts from Inventory, Inventory Consigned to Others Inventory, Method of Removing Amounts from Inventory, Raw Materials Inventory, Method of Removing Amounts from Inventory, Supplies Inventory, Method of Removing Amounts from Inventory, Work in-Process Inventory, Method of Removing Amounts from Inventory Inventory Valuation Reserves, Ending Balance Inventory Valuation Reserves, Beginning Balance Inventory Valuation Reserves Inventory, Policy Inventory Recall Expense Inventory Stated Above Cost, Policy Inventory Text Inventory Valuation and Obsolescence [Member] Inventory Inventory, Total Investment in and Advances to Business Investment in and Advances to Partnership Investment Advisory Fees [Abstract] Investment Advisory Fees for Mutual Funds Investment Advisory Fees for Other Investments Investment Advisory Fees for Separate Accounts Investment Advisory Fees Investment Advisory Fees, Total Investment in Affiliate Investment Banking Fees, Policy Investment Banking Revenue Investment Building and Building Improvements [Abstract] Investment Building and Building Improvements Investment Building and Building Improvements, Total Investment Building Improvements Investment Buildings Investment Contracts Segment [Member] Investment Credit [Member] Payments to Invest in Decommissioning Fund Available-for-sale Securities, Equity Securities, Noncurrent Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures Investment Income [Abstract] Marketable Securities, Realized Gain (Loss), Other than Temporary Impairments, Description Investment Income Included in Caption One for Issues Not Held at Close of Period for Investments in Majority-Owned Subsidiaries Investment Income Included in Caption One for Issues Not Held at Close of Period for Investments in Other Affiliates Investment Income Included in Caption One for Issues Not Held at Close of Period for Investments in Other Controlled Companies Investment Income Included in Caption One of Statement of Operations for Issues Held at Close of Period, Other Affiliates Investment Income Included in Caption One of Statement of Operations for Issues Held at Close of Period, Other Affiliates, Total Investment Income Included in Caption One of Statement of Operations for Issues Held at Close of Period Investment Income Included in Caption One of Statement of Operations for Issues Held at Close of Period, Total Investment Income Included in Caption One of Statement of Operations, Majority-Owned Subsidiaries Investment Income Included in Caption One of Statement of Operations, Majority-Owned Subsidiaries, Total Investment Income Included in Caption One of Statement of Operations, Other Controlled Companies Investment Income Included in Caption One of Statement of Operations, Other Controlled Companies, Total Investment Income, Investment Expense Investment Income, Net Investment Income, Net, Total Investment Income Not Included in Caption One for Issues Not Held at Close of Period for Investments in Majority-Owned Subsidiaries Investment Income Not Included in Caption One for Issues Not Held at Close of Period for Investments in Other Affiliates Investment Income Not Included in Caption One for Issues Not Held at Close of Period for Investments in Other Controlled Companies Investment Income Not Included in Caption One of Statement of Operations for Issues Held at Close of Period, Other Affiliates Investment Income Not Included in Caption One of Statement of Operations for Issues Held at Close of Period, Other Affiliates, Total Investment Income Not Included in Caption One of Statement of Operations for Issues Held at Close of Period Investment Income Not Included in Caption One of Statement of Operations for Issues Held at Close of Period, Total Investment Income Not Included in Caption One of Statement of Operations, Majority-Owned Subsidiaries Investment Income Not Included in Caption One of Statement of Operations, Majority-Owned Subsidiaries, Total Investment Income Not Included in Caption One of Statement of Operations, Other Controlled Companies Investment Income Not Included in Caption One of Statement of Operations, Other Controlled Companies, Total Investment Management Income Investment in Unconsolidated Subsidiary Cost Method Investments, Policy Equity Method Investments, Policy Equity and Cost Method Investments, Policy Impairment, Policy Marketable Securities, Available-for-sale Securities, Policy Marketable Securities, Held-to-maturity Securities, Policy Marketable Securities, Trading Securities, Policy Marketable Securities, Policy Investment, Policy Investment Subadvisory Fees for Mutual Funds Investment Tax Credits, Policy Investment Type [Domain] Investments [Abstract] Investments Investments, Total Investments Impairment Charge [Member] Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures [Abstract] Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Total Investments in Debt and Marketable Equity Securities Disclosure [Text Block] Investments in Foreign Subsidiaries and Foreign Corporate Joint Ventures that are Essentially Permanent in Duration [Member] Investment in Joint Venture Investments, Limited Partnerships Investments, Partnerships and Ventures, Long-term Investments [Member] Investment in Physical Commodities Investments, Real Estate Held-for-investment Other Investments, Joint Ventures, and Real Estate Other Investments, Joint Ventures, and Real Estate, Total Investments, Real Estate Short-term Investments, at Fair Value Investment under Equity Method Investment under Equity Method, Total Issuance of Debt [Member] Issuance of Equity [Member] Proceeds from Issuance of Senior Long-term Debt Proceeds from Issuance of Subordinated Long-term Debt Items Included in Consolidated Statement of Financial Condition [Abstract] Items Included in Consolidated Statement of Financial Condition Items Included in Consolidated Statement of Financial Condition, Total Items Not Included in Consolidated Statement of Financial Condition [Abstract] Items Not Included in Consolidated Statement of Financial Condition Items Not Included in Consolidated Statement of Financial Condition, Total Japanese Welfare Pension Insurance Law [Abstract] Japanese Welfare Pension Insurance Law, General Description Japanese Welfare Pension Insurance Law, Government Subsidy Minority Interest in Joint Ventures Jointly Owned Utility Plant, Proportionate Ownership Share Jointly Owned Electricity Generation Plant [Member] Jointly Owned Electricity Transmission and Distribution System [Member] Jointly Owned Nuclear Power Plant [Member] Jointly Owned Utility Plant, Ownership Amount of Construction Work in Progress Jointly Owned Utility Plant, Ownership Amount of Construction Work in Progress, Total Jointly Owned Utility Plant, Name Jointly Owned Utility Plant [Axis] Jointly Owned Utility Plant [Domain] Jointly Owned Utility Plant, Gross Ownership Amount of Plant in Service Jointly Owned Utility Plant, Gross Ownership Amount of Plant in Service, Total Jointly Owned Utility Plant Interests [Table] Jointly Owned Utility Plant [Line Items] Jointly Owned Utility Plant, Net Ownership Amount Jointly Owned Utility Plant, Net Ownership Amount, Total Jointly Owned Utility Plant, Ownership Amount of Other Assets Jointly Owned Utility Plant, Ownership Amount of Other Assets, Total Jointly Owned Utility Plant, Ownership Amount of Plant Accumulated Depreciation Jointly Owned Utility Plant, Ownership Amount of Plant Accumulated Depreciation, Total Junior Subordinated Debt [Member] Junior Subordinated Notes, Current Junior Subordinated Long-term Notes Junior Subordinated Notes Key Provisions of Operating or Partnership Agreement, Description LIFO Inventory Amount LIFO Inventory Related Text LIFO Method Related Items [Abstract] Limited Liability Corporation (LLC) or Limited Partnership (LP), Assets and Liabilities Previously Held by Predecessor Entity(ies) to Business Combination Limited Liability Company or Limited Partnership, Business Activities and Description Limited Liability Company or Limited Partnership, Business, Cessation Date Limited Liability Company (LLC) or Limited Partnership (LP), Business Combination Accounting Treatment Limited Liability Company or Limited Partnership, Business, Formation Date Limited Liability Company or Limited Partnership, Business, Formation State Limited Liability Company or Limited Partnership, Business Organization and Operations [Abstract] Limited Liability Company or Limited Partnership, Business and Type Limited Liability Company or Limited Partnership, Managing Member or General Partner, Administrator Limited Liability Company or Limited Partnership, Managing Member or General Partner, Compensation Limited Liability Company or Limited Partnership, Managing Member or General Partner, Name Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Limited Liability Company or Limited Partnership, Managing Member or General Partner, Ownership Structure [Abstract] Limited Liability Company or Limited Partnership, Managing Member or General Partner, Role Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest Limited Liability Company (LLC) or Limited Partnership (LP), Ownership Structure Limited Liability Company (LLC) or Limited Partnership (LP), Predecessor Entity(ies) to Business Combination Limited Liability Company or Limited Partnership, Summary of Ownership Structure [Abstract] Labor Force Concentration Risk [Member] Labor and Related Expense [Abstract] Labor and Related Expense Labor and Related Expense, Total Land Available for Development Land Available-for-sale Land and Building [Member] Land and Buildings, Accumulated Depreciation Land and Buildings, Gross Land, Buildings, and Improvements, Net Land, Buildings, and Improvements, Net, Total Land, Buildings, and Improvements Land, Buildings, and Improvements, Total Land and Buildings, Net Inventory, Land Held-for-sale Land Improvements, Accumulated Depreciation Land Improvements [Member] Land Improvements, Net Land Improvements, Gross Land and Land Improvements, Accumulated Depreciation Land and Land Improvements, Accumulated Depreciation, Total Land and Land Improvements, Net Land and Land Improvements, Net, Total Land and Land Improvements Land and Land Improvements, Total Land [Member] Land, Net Land Late Fee Income Generated by Servicing Financial Assets, Amount Late Fee Income Generated by Servicing Financial Assets, Description of Where Reported on Statement of Income Layaway Sale [Member] Lease Agreements [Member] Lease Operating Expense Lease, Policy Lease and Rental Expense Leasehold Improvements, Accumulated Amortization Leasehold Improvements [Member] Leasehold Improvements, Net Leasehold Improvements, Gross Leaseholds and Leasehold Improvements, Accumulated Amortization Leaseholds and Leasehold Improvements, Accumulated Amortization, Total Leaseholds and Leasehold Improvements Leaseholds and Leasehold Improvements, Total Leaseholds and Leasehold Improvements, Net Leaseholds and Leasehold Improvements, Net, Total Capital Leases in Financial Statements of Lessee Disclosure [Text Block] Capital Leases in Financial Statements of Lessor Disclosure [Text Block] Leases [Member] Leasing Arrangement [Member] Long-term Leasing Receivables, Net Lender Concentration Risk [Member] Letters of Credit [Member] Leverage Ratios [Abstract] Leveraged Buyout, Continuing Ownership Interest by Continuing Stockholders Leveraged Buyout, Cost of Transaction, Description Leveraged Buyout, Cost of Transaction Charged to Expense, Total Leveraged Buyout, Cost of Transaction Charged to Expense Leveraged Buyout, Description of Equity Debit Resulting from Carryover Basis Leveraged Buyout, Option Cost Charged to Expense Leveraged Buyout, Option Cost Previously Recognized Leveraged Buyout, Ownership Interest of New Investors Leveraged Buyout, Percentage of Purchase Price Allocated to Assets and Liabilities Acquired at Carryover Basis Leveraged Buyout, Percentage of Purchase Price Allocated to Assets and Liabilities Acquired at Fair Value Leveraged Buyout, Predecessor Basis Adjustment Leveraged Buyout, Professional Fees and Other Leveraged Buyout, Closing Fees and Expense Leveraged Buyout, Methodology and Assumptions Leveraged Buyout, Consideration Paid for Outstanding Shares Leveraged Buyout Transaction Disclosure [Text Block] Leveraged Buyout, Prepayment Penalties on Retired Debt Leveraged Buyout, Redemption of Share-based Awards Leveraged Buyout, Repayment of Existing Debt Leveraged Buyout, Uses of Cash in Leveraged Buyout Transaction Leveraged Buyout, Uses of Cash in Leveraged Buyout Transaction, Total Leveraged Lease Income (Loss) Leveraged Leases [Abstract] Leveraged Leases, Balance Sheet, Investment in Leveraged Leases, Net [Abstract] Leveraged Leases, Balance Sheet, Deferred Taxes Arising from Leveraged Leases Leveraged Leases, Balance Sheet, Investment in Leveraged Leases, Net Leveraged Leases, Balance Sheet, Investment in Leveraged Leases, Net, Total Leveraged Leases, Balance Sheet, Investment in Leveraged Leases Leveraged Leases, Income Statement, Net Income from Leveraged Leases [Abstract] Leveraged Leases, Income Statement, Income from Leveraged Leases Leveraged Leases, Income Statement, Income Tax Expense on Leveraged Leases Leveraged Leases, Income Statement, Investment Tax Credit Recognized on Leveraged Leases Leveraged Leases, Income Statement, Net Income from Leveraged Leases Leveraged Leases, Income Statement, Net Income from Leveraged Leases, Total Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Deferred Taxes Arising from Leveraged Leases Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Investment in Leveraged Leases, Net Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Investment in Leveraged Leases, Net, Total Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Nonrecourse Debt Service Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Rental Receivables, Gross Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Residual Value of Leased Assets Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Deferred Income Liability Measured on Recurring Basis, Level Three Category [Axis] Liabilities [Abstract] Liabilities Assumed Liabilities of Discontinued Operations, Current Liabilities of Discontinued Operations, Noncurrent Liabilities of Discontinued Operations Liabilities for Guarantees on Long-Duration Contracts, Benefits Paid Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross, Ending Balance Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross, Beginning Balance Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Net, Ending Balance Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Net, Beginning Balance Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Net Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Type Liabilities for Guarantees on Long-Duration Contracts, Incurred Benefits Liabilities for Guarantees on Long-Duration Contracts, Other Liability Adjustments Liabilities for Guarantees on Long-Duration Contracts, Product Type [Domain] Liabilities for Guarantees on Long-Duration Contracts, Reinsurance Recoverable, Ending Balance Liabilities for Guarantees on Long-Duration Contracts, Reinsurance Recoverable, Beginning Balance Liabilities for Guarantees on Long-Duration Contracts, Reinsurance Recoverable Liabilities for Guarantees on Long-Duration Contracts, Guarantee Type [Axis] Liabilities for Guarantees on Long-Duration Contracts [Line Items] Liabilities for Guarantees on Long-Duration Contracts [Table] Liabilities for Long-term Contracts or Programs [Abstract] Liabilities Loaned Securities Liabilities Measured at Fair Value on Nonrecurring Basis [Abstract] Liabilities Measured at Fair Value on Recurring Basis [Abstract] Liabilities Measured at Fair Value on Recurring Basis, Level Three [Abstract] Category of Liability Measured on Nonrecurring Basis, Description Category of Liability Measured on Nonrecurring Basis, Fair Value of Liabilities in Category Category of Liability Measured on Nonrecurring Basis, Fair Value Measured Using Quoted Prices in Active Markets Category of Liability Measured on Nonrecurring Basis, Fair Value Measured Using Significant Other Observable Inputs Category of Liability Measured on Nonrecurring Basis, Fair Value Measured Using Significant Unobservable Inputs Category of Liability Measured on Nonrecurring Basis, Gain (Loss) in Category Liabilities Measured on Nonrecurring Basis, by Category [Table] Category of Liability Measured on Recurring Basis, Description of Liability Category Category of Liability Measured on Recurring Basis, Fair Value of Liabilities in Category Category of Liability Measured on Recurring Basis, Fair Value Measured Using Quoted Prices in Active Markets Category of Liability Measured on Recurring Basis, Fair Value Measured Using Significant Other Observable Inputs Category of Liability Measured on Recurring Basis, Fair Value Measured Using Significant Unobservable Inputs Liabilities Measured on Recurring Basis, by Category [Table] Category of Liability Measured on Recurring Basis, Level Three, Description of Liability Category Liabilities Measured on Recurring Basis, Level Three, Category, Fair Value of Assets in Category, Ending Balance Liabilities Measured on Recurring Basis, Level Three, Category, Fair Value of Assets in Category Liabilities Measured on Recurring Basis, Level 3, Category, Fair Value of Liabilities in Category, Beginning Balance Liabilities Measured on Recurring Basis, Level 3, Category, Fair Value of Liabilities in Category Liabilities Measured on Recurring Basis, Level Three by Category [Table] Schedule of Liabilities Measured on Recurring Basis, Level 3, Description of Where Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Text Block] Liabilities Measured on Recurring Basis, Level 3, Description of Where Gain (Loss) Reported in Earnings are Reported in Income Statement Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Category, Description Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Changes in Unrealized, Amount Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Changes in Unrealized, Classification Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Gain (Loss), Amount Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Gain (Loss), Classification Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) Reported in Earnings and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Table] Liabilities Measured on Recurring Basis, Level 3, Summary of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Abstract] Liabilities and Partners' Capital [Abstract] Liabilities and Partners' Capital Liabilities and Partners' Capital, Total Liabilities and Stockholders' Equity [Abstract] Liabilities and Stockholders' Equity Liabilities and Stockholders' Equity, Total Liabilities Subject to Compromise [Abstract] Liabilities Subject to Compromise, Accounts Payable and Accrued Liabilities Liabilities Subject to Compromise, Aircraft Obligations and Deferred Gains Liabilities Subject to Compromise, Asbestos Obligations Liabilities Subject to Compromise, Balance at Bankruptcy Effective Date Liabilities Subject to Compromise, Balance at Bankruptcy Effective Date, Beginning Balance Liabilities Subject to Compromise, Capital Lease Obligations and Accrued Interest Liabilities Subject to Compromise, Cash Disbursements and Reclassification Increase (Decrease) under Bankruptcy Court Order, Freight and Distribution Costs Liabilities Subject to Compromise, Cash Disbursements and Reclassification Increase (Decrease) under Bankruptcy Court Order, Increase (Decrease) in Trade Accounts Payable Liabilities Subject to Compromise, Cash Disbursements and Reclassification Increase (Decrease)) under Bankruptcy Court Order, Other Liabilities Liabilities Subject to Compromise, Cash Disbursements and Reclassification Increase (Decrease) under Bankruptcy Court Order, Resolutions of Contingencies Subject to Chapter 11 Liabilities Subject to Compromise, Debt and Accrued Interest Liabilities Subject to Compromise, Description of Asbestos Obligations Liabilities Subject to Compromise, Description of Cash Disbursements and Reclassifications under Bankruptcy Court Orders Liabilities Subject to Compromise, Description of Employee Related Accruals Liabilities Subject to Compromise, Description of Environmental Contingencies Liabilities Subject to Compromise, Description of Interest on Prepetition Liabilities Liabilities Subject to Compromise, Description of Other Liabilities Liabilities Subject to Compromise, Description of Pension and Other Postretirement Obligations Liabilities Subject to Compromise, Early Contract Termination Fees Liabilities Subject to Compromise, Employee and Deemed Claims Liabilities Subject to Compromise, End of Period Liabilities Subject to Compromise, End of Period, Ending Balance Liabilities Subject to Compromise, Environmental Contingencies Liabilities Subject to Compromise, Income Tax Contingencies, Description Liabilities Subject to Compromise, Income Tax Contingencies Liabilities Subject to Compromise, Increase (Decrease) in Asbestos Obligations Liabilities Subject to Compromise, Increase (Decrease) in Employee Related Accruals Liabilities Subject to Compromise, Increase (Decrease) in Environmental Contingencies Liabilities Subject to Compromise, Increase (Decrease) in Income Tax Contingencies Liabilities Subject to Compromise, Increase (Decrease) in Interest on Prepetition Liabilities Liabilities Subject to Compromise, Increase (Decrease) in Other Liabilities Liabilities Subject to Compromise, Other Liabilities Liabilities Subject to Compromise, Pension and Other Postretirement Obligations Liabilities Subject to Compromise, Provision for Expected and Allowed Claims Liabilities Subject to Compromise, Retained Obligation of Divested Businesses Liabilities Subject to Compromise Liabilities Subject to Compromise, Total Liabilities, Total [Member] Liabilities of Variable Interest Entities Liabilities Liabilities, Total Liability Above Market for Nonutility Generator Contracts, Noncurrent Liability, Acquired Lease Liability for Future Policy Benefits, Assumptions [Abstract] Liability for Future Policy Benefit, by Product Segment [Domain] Liability for Future Policy Benefit by Product Segment, Country Liability for Future Policy Benefit by Product Segment, Interest Rate, in 20 Years Liability for Future Policy Benefit by Product Segment, Interest Rate, Year of Issue Liability for Future Policy Benefit by Product Segment, Liability Amount Liability for Future Policy Benefit by Product Segment, Policy Issue Year Range Liability for Future Policy Benefit by Product Segment [Abstract] Liability for Future Policy Benefit, by Product Segment [Axis] Liability for Future Policy Benefit, by Product Segment [Line Items] Liability for Future Policy Benefit, by Product Segment [Table] Liability for Future Policy Benefits, General Assumptions Liability for Future Policy Benefits, Interest Rate Assumption Liability for Future Policy Benefits and Policyholder Contract Deposits, Assumptions [Abstract] Liability for Policyholder Contract Deposits, Assumptions [Abstract] Liability for Policyholder Contract Deposits, General Assumptions Liability for Policyholder Contract Deposits, Interest Rate Assumption, Deferred Annuity Liability for Policyholder Contract Deposits, Interest Rate, Deferred Annuity, High End Liability for Policyholder Contract Deposits, Interest Rate, Deferred Annuity, Low End Liability Measured on Nonrecurring Basis, by Category [Line Items] Liability Measured on Nonrecurring Basis, Category [Axis] Liability Measured on Nonrecurring Basis, Category [Domain] Liability Measured on Recurring Basis, Category [Axis] Liability Measured on Recurring Basis, Category [Domain] Liability Measured on Recurring Basis, Level Three Category [Domain] Liability Measured on Recurring Basis, Level Three Category [Line Items] Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Category [Axis] Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement, Category [Domain] Liabilities Measured on Recurring Basis, Level 3, Schedule of Where Gain (Loss) and Changes in Unrealized Gain (Loss) Reported in Earnings are Reported in Income Statement [Line Items] Liability Measured on Recurring Basis, by Category [Line Items] Liabilities of Properties Held-for-sale Refundable Gas Costs Liability Reserve Estimate, Policy Taxes and Licenses License Agreements [Member] Life Premiums as Percentage of Gross Premiums [Abstract] Life Premiums as Percentage of Gross Premiums Contingent Liability Reserve Estimate, Policy [Abstract] Contingent Liability Reserve Estimate, Policy Life and Disability Policies Policy Reserves and Benefits, Life and Health Life Insurance Assumed Ratio Life Insurance in Force, Ratio Life Insurance Segment [Member] Life Settlement Contracts, Disclosure [Text Block] Life Settlement Contracts, Fair Value Method, Change in Expectations Life Settlement Contracts, Fair Value Method, Gain (Loss) Life Settlement Contracts, Fair Value Method, Unrealized Gain (Loss) Life Settlement Contracts, Fair Value Method, Valuation Method Life Settlement Contracts, Investment Method, Carrying Amount Life Settlement Contracts, Investment Method, Face Value Life Settlement Contracts, Investment Method, Number of Contracts Limited Liability Companies (LLCs) and Limited Partnerships (LPs) [Abstract] Limited Partners' Capital Account [Abstract] Limited Partners' Capital Account, Description of Units Limited Partners' Capital Account, Units Authorized Limited Partners' Capital Account, Units Issued Limited Partners' Capital Account, Units Outstanding Limited Partners' Capital Account, Value, Net of Offering Costs Limited Partners' Capital Account, Value Limited Partners' Cumulative Cash Distributions Limited Partners' Cumulative Net Income Limited Partners' Capital Account Limited Partners' Capital Account, Total Minority Interest in Limited Partnerships Limited Partnerships [Member] Lines of Credit, Current Line of Credit Facility, Affiliated Borrower Line of Credit Facility, Amount Outstanding Line of Credit Facility, Annual Principal Payment Line of Credit Facility, Asset Restrictions Line of Credit Facility, Borrowing Capacity, Description Line of Credit Facility, Collateral Fees Line of Credit Facility, Collateral Line of Credit Facility, Commitment Fee Amount Line of Credit Facility, Commitment Fee Description Line of Credit Facility, Covenant Compliance Line of Credit Facility, Covenant Terms Line of Credit Facility, Currency Line of Credit Facility, Current Borrowing Capacity Line of Credit Facility, Date of First Required Payment Line of Credit Facility, Decrease, Forgiveness Line of Credit Facility, Decrease, Repayments Line of Credit Facility, Description Line of Credit Facility, Dividend Restrictions Line of Credit Facility, Expiration Date Line of Credit Facility, Fair Value of Amount Outstanding Line of Credit Facility, Fair Value, Basis for Measurement Line of Credit Facility, Frequency of Commitment Fee Payment Line of Credit Facility, Frequency of Payment and Payment Terms Line of Credit Facility, Frequency of Payments Line of Credit Facility, Increase, Accrued Interest Line of Credit Facility, Increase, Additional Borrowings Line of Credit Facility, Increase (Decrease) for Period, Description Line of Credit Facility, Increase (Decrease) for Period, Net Line of Credit Facility, Increase (Decrease), Other, Net Line of Credit Facility, Initiation Date Line of Credit Facility, Interest Rate Description Line of Credit Facility, Interest Rate During Period Line of Credit Facility, Interest Rate at Period End Line of Credit Facility, Lender [Domain] Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Periodic Payment, Interest Line of Credit Facility, Periodic Payment, Principal Line of Credit Facility, Periodic Payment Line of Credit Facility, Priority Line of Credit Facility, Rationale for Classification as Long-term Debt Line of Credit Facility, Remaining Borrowing Capacity Line of Credit Facility, Revolving Credit, Description Line of Credit Facility, Revolving Credit Conversion to Term Loan Line of Credit Facility, Term Loan, Description Line of Credit Facility [Abstract] Line of Credit Facility [Axis] Line of Credit Facility [Line Items] Line of Credit Facility [Table] Long-term Line of Credit Line of Credit [Member] Line of Credit Payments to Develop Liquefied Natural Gas Sites Litigation Expense Litigation Reserve, Current Litigation Reserve Payments of Loan Costs Proceeds from Loan Originations Loan and Lease Receivables, Impaired [Abstract] Loan Origination Commitments [Member] Loan Portfolio Expense [Member] Loan Portfolio Expense Loan Processing Fee [Member] Loan Purchase Commitments [Member] Loans Receivable Held-for-sale, Amount Loans Receivable Held-for-sale, Net Loans Receivable Held-for-sale, Net, Ending Balance Loans Receivable Held-for-sale, Net, Beginning Balance Loans Receivable Held-for-sale, Net, Total Loans Receivable Held-for-sale, Net, Reconciliation to Cash Flow [Roll Forward] Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Additions to Held-for-sale Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Period Increase (Decrease), Total Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Period Increase (Decrease) Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Deductions from Held-for-sale Loaned [Member] Loans and Finance Receivables Held-for-investment [Member] Loans and Finance Receivables Held-for-sale [Member] Loans and Finance Receivables [Member] Proceeds from Repayment of Loans by Employee Stock Ownership Plans Loans Receivable Held-for-sale, Net [Abstract] Loans and Leases Receivable, Foreign [Abstract] Interest Income, Loans and Leases [Abstract] Interest Income, Nonmortgage Loans and Leases Held-for-sale Loans and Leases Receivable, Allowance for Loan Losses Policy Loans and Leases Receivable, Charge off Policy Loans and Leases Receivable, Collateral for Secured Borrowings Loans and Leases Receivable, Commercial, Description Loans and Leases Receivable, Commitment Fee Policy Loans and Leases Receivable, Commitments, Fixed Rates Loans and Leases Receivable, Commitments to Purchase or Sell Loans and Leases Receivable, Commitments, Variable Rates Loans and Leases Receivable, Consumer, Installment and Revolving [Abstract] Loans and Leases Receivable, Consumer, Lease Financing Loans and Leases Receivable, Consumer, Real Estate [Abstract] Loans and Leases Receivable, Consumer, Description Loans and Leases Receivable, Fees Earned but Excluded from Yield Loans and Leases Receivable, Foreign, Description Loans and Leases Receivable, Gain (Loss) on Sales, Net Loans and Leases Receivable, Geographic Territories of Business Loans and Leases Receivable, Impaired, Allowance for Loan Losses Loans and Leases Receivable, Impaired, Average Investment Loans and Leases Receivable, Impaired, at Carrying Value Loans and Leases Receivable, Impaired, Commitment to Lend Loans and Leases Receivable, Impaired, End of Period, Not in Allowance for Loan Loss Loans and Leases Receivable, Impaired, in Allowance for Loan Loss Loans and Leases Receivable, Impaired, Interest Income, Cash-Basis Method Loans and Leases Receivable, Impaired, Interest Income Recognized Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans Loans and Leases Receivable, Impaired, Nonperforming, Accrual of Interest Loans and Leases Receivable, Impaired, Nonperforming, Nonaccrual of Interest Loans and Leases Receivable, Impaired, Nonperforming, over 90 Days, Accrual of Interest Loans and Leases Receivable, Impaired, Troubled Debt, Interest Income Loans and Leases Receivable, Impaired, Troubled Debt Restructuring, Amount Loans and Leases Receivable, Impaired, Description Loans and Leases Receivable, Impairment Policy Loans and Leases Receivable, Interest Income Recognition Policy Loans and Leases Receivable, Lease Financing Accounting Policy Loans and Leases Receivable, Method for Determining Loan and Lease Losses Loans and Leases Receivable, Mortgage Banking Activities Policy Loans and Leases Receivable, Mortgage and Mortgage-Backed Securities Valuation Policy Loans and Leases Receivable, Nonaccrual Loan and Lease Status Policy Loans and Leases Receivable, Nonmortgage Loan Valuation Policy Loans and Leases Receivable, Nonperforming Loan and Lease Policy Loans and Leases Receivable Disclosure [Abstract] Loans and Leases Receivable, Origination Fees, Discounts or Premiums, and Direct Costs to Acquire Loans Policy Loans and Leases Receivable, Other Information [Abstract] Loans and Leases Receivable, Other Information Loans and Leases Receivable, Past Due Status Policy Loans and Leases Receivable, Ratio of Nonperforming Loans to All Loans Loans and Leases Receivable, Real Estate Acquired Through Foreclosure Policy Loans and Leases Receivable, Related Parties, Additions Loans and Leases Receivable, Related Parties, Ending Balance Loans and Leases Receivable, Related Parties, Beginning Balance Loans and Leases Receivable, Related Parties Loans and Leases Receivable, Related Parties, Collections Loans and Leases Receivable, Related Parties [Roll Forward] Loans and Leases Receivable, Related Parties, Period Increase (Decrease) Loans and Leases Receivable, Related Parties, Period Increase (Decrease), Total Loans and Leases Receivable, Related Parties Disclosure [Abstract] Loans and Leases Receivable, Related Parties, Description Loans and Leases Receivable, Revenue Recognition Policy Loans and Leases Receivable, Troubled Debt Restructuring Policy Loans and Leases Receivables, Held-for-sale Policy Loans and Leases Receivable, Description Interest Income, Loans and Leases Interest Income, Loans and Leases, Total Loans and Leases Receivable, Net of Deferred Income [Abstract] Loans Receivable, Commercial, Agricultural Loans Receivable, Commercial, Financial and Agricultural [Abstract] Loans Receivable, Commercial, Financial and Agricultural Loans Receivable, Commercial, Financial and Agricultural, Total Loans Receivable, Commercial, Real Estate [Abstract] Loans Receivable, Commercial, Real Estate Loans Receivable, Commercial, Real Estate, Total Loans, Commercial and Residential, Real Estate Loans and Leases Receivable, Consumer [Abstract] Loans and Leases Receivable, Consumer Loans and Leases Receivable, Consumer, Total Loans and Leases Receivable, Foreign [Abstract] Loans and Leases Receivable, Foreign Loans and Leases Receivable, Foreign, Total Loans and Leases Receivable, Gross, Carrying Amount Loans and Leases Receivable, Gross, Carrying Amount, Total Leases Receivable, Commercial, Lease Financing Loans, Insurance Policy Loans and Leases Receivable, Consumer, Real Estate [Abstract] Loans and Leases Receivable, Consumer, Real Estate Loans and Leases Receivable, Consumer, Real Estate, Total Loans Receivable, Commercial, Trade Financing Loans and Leases Receivable, Deferred Income Loans and Leases Receivable, Net of Deferred Income Loans and Leases Receivable, Net of Deferred Income, Total Long-term Loans Loans Managed or Securitized [Abstract] Loans [Member] Loans Payable [Abstract] Loans Payable to Bank, Current Long-term Loans from Bank Loans Payable, Current [Abstract] Loans Payable, Current Loans Payable, Current, Total Long-term Loans Payable [Abstract] Loans Payable [Member] Loans Payable to Bank Loans Payable Loans Payable, Total Loans Pledged as Collateral Loans Receivable, Commercial, Acquisition Loans Receivable, Commercial, Development Loans Receivable, Commercial, Financial and Agricultural [Abstract] Loans Receivable, Commercial, Real Estate [Abstract] Loans Receivable with Fixed Rates of Interest Loans Receivable with Variable Rates of Interest Loan Related Assets, Securitizations Origination of Loans to Employee Stock Ownership Plans Long-Duration Contracts, Assumptions by Product and Guarantee, Description of Assumption Long-Duration Contracts, Assumptions by Product and Guarantee, Discount Rate, High End Long-Duration Contracts, Assumptions by Product and Guarantee, Discount Rate, Low End Long-Duration Contracts, Assumptions by Product and Guarantee, Discount Rate Long-Duration Contracts, Assumptions by Product and Guarantee, Estimated Investment Yield, High End Long-Duration Contracts, Assumptions by Product and Guarantee, Estimated Investment Yield, Low End Long-Duration Contracts, Assumptions by Product and Guarantee, Estimated Average Investment Yield Long-Duration Contracts, Assumptions by Product and Guarantee, Lapse Rate, High End Long-Duration Contracts, Assumptions by Product and Guarantee, Lapse Rate, Low End Long-Duration Contracts, Assumptions by Product and Guarantee, Lapse Rate Long-Duration Contracts, Assumptions by Product and Guarantee, Mortality Rate, High End Long-Duration Contracts, Assumptions by Product and Guarantee, Mortality Rate, Low End Long-Duration Contracts, Assumptions by Product and Guarantee, Mortality Rate Long-Duration Contracts, Assumptions by Product and Guarantee, Other Rate Long-Duration Contracts, Assumptions by Product and Guarantee, Product Type [Domain] Long-Duration Contracts, Assumptions by Product and Guarantee, Volatility Rate, High End Long-Duration Contracts, Assumptions by Product and Guarantee, Volatility Rate, Low End Long-Duration Contracts, Assumptions by Product and Guarantee, Volatility Rate Long-Duration Contracts, Policy [Abstract] Long-Duration Contracts, Policy Long-Duration Contracts, Assumptions by Product and Guarantee, Product Type [Axis] Long-Duration Contracts, Assumptions by Product and Guarantee [Line Items] Long-Duration Contracts, Assumptions by Product and Guarantee [Table] Long-Duration Contracts, Assumptions Supporting Guarantee Obligations [Abstract] Long-Duration Contracts, Assumptions Underlying Guarantee Obligations Long-Duration Contracts, Hedging Strategies Long-Duration Contracts, Hedging Strategy [Abstract] Long-Duration Contracts Revenue Recognition, Policy Long-Duration Insurance Contracts Disclosure [Abstract] Long-Lived Assets to be Abandoned, Asset Description [Domain] Long-Lived Assets to be Abandoned, Carrying Value of Asset Long-Lived Assets to be Abandoned, Circumstances Leading to Planned Abandonment Long-Lived Assets to be Abandoned, Timing of Expected Disposition Long-Lived Assets to be Abandoned [Axis] Long-Lived Assets to be Abandoned [Line Items] Long-Lived Assets to be Abandoned [Table] Long-Lived Assets to be Abandoned [Abstract] Interest Expense, Long-term Borrowings [Abstract] Interest Expense, Long-term Borrowings Interest Expense, Long-term Borrowings, Total Long-term Purchase Commitment, Nonfinancial Assets Pledged as Security, Description Recorded Unconditional Purchase Obligation Due in Fifth Year Recorded Unconditional Purchase Obligation Due in Fourth Year Recorded Unconditional Purchase Obligation Due in Second Year Recorded Unconditional Purchase Obligation Due in Third Year Recorded Unconditional Purchase Obligation Due within One Year Recorded 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Redemption [Member] Participating Preferred Stock Subject to Mandatory Redemption [Member] Preferred Stock Subject to Mandatory Redemption [Member] Securities Subject to Mandatory Redemption [Member] Subordinated Debentures Subject to Mandatory Redemption [Member] Manufacturing Facility [Member] Margin Deposit Assets Margin Deposit for Hedging Activities Marine Services Equipment [Member] Maritime Equipment, Accumulated Depreciation Maritime Equipment, Gross Maritime Equipment [Member] Maritime Equipment, Net Stock Market Price Guarantee [Member] Market Value Guarantee [Member] Market Value of Stock Dividends Outstanding over Thirty Days Available-for-sale Securities, Noncurrent Available-for-sale Securities, Noncurrent, Total Available-for-sale Securities [Abstract] Available-for-sale Securities Available-for-sale Securities, Total Marketable Securities, Current [Abstract] Available-for-sale Securities, Current [Abstract] Available-for-sale Securities, Current Available-for-sale 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Estimated Range of Change Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range Not Possible Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Nature of Event Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Nature of Uncertainty [Domain] Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Other Information Reasonably Possible Significant Change in Unrecognized Tax Benefits by Item [Axis] Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Table] Material Components of Recorded Third-Party Environmental Recoveries [Abstract] Material Effect on Liability for Unpaid Claims and Claims Adjustment Expense from Change in Accounting Principle [Member] Material Error in Liability for Unpaid Claims and Claims Adjustment Expense [Member] Material Nonrecurring Reinsurance Transactions Equity 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Leaseback Transactions, within Four Years Minimum Lease Payments, Sale Leaseback Transactions, within One Year Minimum Lease Payments, Sale Leaseback Transactions, within Three Years Minimum Lease Payments, Sale Leaseback Transactions, within Two Years Minimum Net Capital Required [Abstract] Minimum Net Capital Required for Broker-Dealer Subsidiary Minimum Net Capital Required for Company Minimum Net Capital Required Minimum Net Capital Required, Total Minimum Remaining Terms of Leases and Concessions on Undeveloped Acreage Mining and Mineral Rights, Accumulated Depletion Mining and Mineral Rights, Gross Mining and Mineral Rights [Member] Mining and Mineral Rights, Net Minor Restatement of Opening Liability for Unpaid Claims and Claims Adjustment Expense (SAB 108) [Member] Minority Interest, Amount Represented by Preferred Stock Minority Interest, Dividend Requirements of Preferred Stock Minority Interest, Explanation of Increase (Decrease) Minority Interest, Location on Balance Sheet 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of Consolidated Entities, Total Minority Interest Represented by Preferred Stock [Abstract] Minority Interest in Subsidiary, Increase (Decrease) Minority Interest [Table] Minority Interest, Ending Balance Minority Interest, Beginning Balance Minority Interest Minority Interest, Total Real Estate, Other Disclosures Money Market Funds [Member] Money Market Funds, at Carrying Value Mortality and Surrender Rate Assumption Mortgage-backed Securities [Member] Mortgage Loans on Real Estate, Description [Domain] Mortgage Loans on Real Estate [Member] Mortgage Loans on Real Estate [Text Block] Mortgage Receivables, Net Servicing Rights Asset Loans Held-for-sale, Mortgages Mortgages [Member] Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward] Accrual for Environmental Loss Contingencies [Roll Forward] Movement in Accrual for Environmental Loss Contingencies Disclosures Movement in Liability for Asbestos and Environmental Claims [Abstract] Movement in Customer Refundable Fees [Roll Forward] Movement in Deferred Revenue [Roll Forward] Movement in Extended Product Warranty Accrual [Roll Forward] Liabilities Subject to Compromise, Period Increase (Decrease) [Roll Forward] Liabilities Subject to Compromise, Cash Disbursements and Reclassifications under Bankruptcy Court Orders [Abstract] Liabilities Subject to Compromise, Expense (Income) Items [Abstract] Movement in Malpractice Loss Contingency [Roll Forward] Movement in Closed Block Dividend Obligation [Roll Forward] Closed Block Dividend Obligation, Assumptions Movement in Present Value of Future Insurance Profits [Roll Forward] Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Movement of Principal Amount of Delinquent Mortgage Loans [Roll Forward] Multiemployer Plan, Annual Contributions Multiemployer Plan, Significant Changes Impacting Comparability Multiemployer Plan, Withdrawal Obligation Multiemployer Plans [Abstract] US State and Municipal Debt Securities [Member] Municipal Debt Securities, at Carrying Value Municipal Debt Securities [Member] Municipal Investment Agreements NASDAQ Index Future [Member] National Credit Union Share Insurance Fund (NCUSIF) Deposit Natural Gas Liquids Reserve Quantities by Geographic Area [Axis] Natural Gas Liquids Reserve Quantities, by Geographic Area [Line Items] Natural Gas Liquids Reserve Quantities by Geographic Area [Table] Natural Gas Liquids Reserves, Extensions, Discoveries and Other Additions Natural Gas Liquids Reserves, Geographic Area [Domain] Natural Gas Liquids Reserves, Improved Recovery Natural Gas Liquids Reserves, Net Proved Reserves, Ending Balance Natural Gas Liquids Reserves, Net Proved Reserves, Beginning Balance Natural Gas Liquids Reserves, Net Proved Reserves Natural Gas Liquids Reserves, Production Natural Gas Liquids Reserves, Proportional Interest of Net Proved NGLs Reserve Quantities of Equity Investees Natural Gas 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Period Remaining Net Amount at Risk by Product and Guarantee [Line Items] Net Amount at Risk by Product and Guarantee [Table] Asbestos Claims Payments Liability for Asbestos and Environmental Claims, Net Real Estate Held for Development and Sale, Net Net Capital [Abstract] Net Capital as Reported in Company's Part II Unaudited FOCUS Report Net Capital before Haircuts on Securities Positions Net Capital before Haircuts on Securities Positions, Total Net Capital in Excess of Five Percent of Debit Items Net Capital in Excess of Four Percent of Debit Items Net Capital Ratio Net Capital Net Capital, Total Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net Cash Provided by (Used in) Operating Activities, Continuing Operations, Total Net Cash Provided by (Used in) Discontinued Operations [Abstract] Net Cash Provided by (Used in) Discontinued Operations Net Cash Provided by (Used 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Deposits of $100,000 or more Net Change Time Deposits of Less than $100,000 Net Change Other Time Deposits Net Change on Company Obligated Mandatorily Redeemable Capital Securities [Abstract] Net Change on Company Obligated Mandatorily Redeemable Capital Securities Net Change on Company Obligated Mandatorily Redeemable Capital Securities, Total Net Change Contract Holders Funds [Abstract] Net Change Contract Holders Funds Net Change Contract Holders Funds, Total Net Change Convertible Debt [Abstract] Net Change Convertible Debt Net Change Convertible Debt, Total Proceeds from (Repayments of) Debt [Abstract] Proceeds from (Repayments of) Debt Proceeds from (Repayments of) Debt, Total Increase (Decrease) in Deposits [Abstract] Increase (Decrease) in Deposits Applied to Debt Retirements Increase (Decrease) in Deposits Increase (Decrease) in Deposits, Total Proceeds from (Payments for) Derivatives, Financing Activities Proceeds from (Payments for) Derivatives, Financing Activities, Total 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Long-term Debt Net Change Long-term Debt, Total Net Change on Long-term Subordinated Debt [Abstract] Net Change on Long-term Subordinated Debt Net Change on Long-term Subordinated Debt, Total Net Change on Medium-term Notes [Abstract] Net Change on Medium-term Notes Net Change on Medium-term Notes, Total Net Change Money Market Deposits Net Change Negotiable Order of Withdrawal (NOW) Deposits Net Change Noninterest-bearing Deposits, Domestic Net Change Noninterest-bearing Deposits, Foreign Proceeds from (Repayments of) Notes Payable [Abstract] Proceeds from (Repayments of) Notes Payable Proceeds from (Repayments of) Notes Payable, Total Net Change Notes Receivable [Abstract] Proceeds from (Repayments of) Other Debt [Abstract] Proceeds from (Repayments of) Other Debt Proceeds from (Repayments of) Other Debt, Total Net Change Other Deposits Proceeds from (Repayments of) Other Long-term Debt [Abstract] Proceeds from (Repayments of) Other Long-term Debt Proceeds from (Repayments of) Other 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(Decrease) in Undisbursed Loan Funds Warrants Change, Net Net Credit Losses During Period on Loans Managed or Securitized Foreclosed Assets [Abstract] Foreclosed Assets Foreclosed Assets, Total Gain (Loss) Applicable to Contingently Issuable Shares Liability, Net Gain (Loss) Applicable to Contingently Issuable Shares Liability, Net, Total Realized Gain (Loss) on Sales of Mortgage Loans Realized Gain (Loss) on Sales of Consumer Loans Realized Gain (Loss) on Sales of Loans [Abstract] Realized Gain (Loss) on Sales of Loans, Total Realized Gain (Loss) on Sales of Loans Net Income (Loss) Available to Common Stockholders, Basic Net Income (Loss) Available to Common Stockholders, Basic, Total Net Income (Loss) Available to Common Stockholders [Abstract] Net Income (Loss) Available to Common Stockholders, Basic, B Net Income (Loss) Available to Common Stockholders, Basic, B, Total Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] Net Income (Loss) Available to Common Stockholders, Diluted, B Net Income (Loss) Available to Common Stockholders, Diluted, B, Total Net Income (Loss) Available to Common Stockholders, Diluted Net Income (Loss) Available to Common Stockholders, Diluted, Total Minority Interest Expense (Income), Real Estate Investments Net Income (Loss) Pro Forma [Abstract] Net Income (Loss) Pro Forma Net Income (Loss) Pro Forma, Total Net Income (Loss) Net Income (Loss), Total Cash and Cash Equivalents, Period Increase (Decrease) [Abstract] Cash and Cash Equivalents, Period Increase (Decrease) Cash and Cash Equivalents, Period Increase (Decrease), Total Net Increase (Decrease) in Advance Payments by Borrowers for Taxes and Insurance Net Increase (Decrease) in Prices and Production Costs Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Period Increase (Decrease) Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Period Increase (Decrease), Total Net Interest Income 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Principles [Abstract] Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Description of New Accounting Pronouncements Not yet Adopted New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements and Changes in Accounting Principles New Contract [Member] Noninterest-bearing Domestic Deposit, Brokered Noninterest-bearing Domestic Deposit, Checking Noninterest-bearing Domestic Deposit, Demand Noninterest-bearing Domestic Deposit Description Noninterest-bearing Deposit Liabilities, by Component, Domestic [Abstract] Noninterest-bearing Domestic Deposit, Money Market Noninterest-bearing Domestic Deposit, Notice of Withdrawal Noninterest-bearing Domestic Deposit, Retail Noninterest-bearing Domestic Deposit, Savings Noninterest-bearing Domestic Deposit, Time Deposits Noninterest-bearing Deposit Liabilities, Domestic, Total Noninterest-bearing Deposit Liabilities, Domestic Noninterest-bearing Foreign Deposit, 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on Sales of Assets, Total Gains (Losses) on Sales of Credit Card Portfolio Gains (Losses) on Sales of Other Assets Gains (Losses) on Sales of Other Real Estate Insurance Commissions and Fees Revenue from Insurance Services [Abstract] Revenue from Insurance Services Revenue from Insurance Services, Total Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions, Alternative Presentation for Banks [Abstract] Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions, Total Fees and Commissions, Mortgage Banking Gain (Loss) on Sale of Securities, Net Gain (Loss) on Sale of Capital Leases, Net Gain (Loss) on Sales of Loans, Net Gain (Loss) on Sale of Leased Assets, Net, Operating Leases Servicing Fees, Net Venture Capital Gains (Losses), Net Fees and Commissions, Other Noninterest Income, Other [Abstract] Noninterest Income, Other Noninterest Income, Other, Total 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Noncurrent, Total Liabilities, Noncurrent [Abstract] Liabilities, Noncurrent Liabilities, Noncurrent, Total Long-term Accounts and Notes Receivable, Net, Noncurrent [Abstract] Noninterest-bearing Deposit Liabilities [Abstract] Noninterest Expense Commission Expense [Member] Noninterest Expense Commission Expense Noninterest Expense Directors Fees [Member] Noninterest Expense Directors Fees Expense Related to Distribution or Servicing and Underwriting Fees Foreclosed Real Estate Expense Noninterest Expense Investment Advisory Fees [Member] Noninterest Expense Investment Advisory Fees Marketing and Advertising Expense [Abstract] Marketing and Advertising Expense Marketing and Advertising Expense, Total Noninterest Expense [Member] Noninterest Expense Offering Cost [Member] Noninterest Expense Offering Cost Operating Lease Expense [Abstract] Operating Lease Expense, Other Operating Lease Expense Operating Lease Expense, Total Noninterest Expense Related to Performance Fees Noninterest Expense Printing and Fulfillment [Member] Noninterest Expense Printing and Fulfillment Professional Fees Noninterest Expense Related to Performance Fees [Member] Noninterest Expense Transfer Agent and Custodian Fees [Member] Noninterest Expense Transfer Agent and Custodian Fees Subadvisory Fees for Mutual Funds Nonmonetary Notional Amount of Price Risk Cash Flow Hedge Derivatives Nonmonetary Notional Amount of Price Risk Derivative Instruments Not Designated as Hedging Instruments Nonmonetary Notional Amount of Price Risk Derivatives Nonmonetary Notional Amount of Price Risk Fair Value Hedge Derivatives Nonmonetary Transaction, Amount of Barter Transaction Nonmonetary Transaction, Basis of Accounting for Assets Transferred Nonmonetary Transaction, Name of Counterparty Nonmonetary Transaction, Fair Value Not Determinable Nonmonetary Transaction [Axis] Nonmonetary Transaction [Line Items] Nonmonetary Transaction [Table] Nonmonetary Transactions Type [Domain] Nonmonetary Transaction, Gain 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Distribution [Abstract] Compensated Absences [Abstract] Note Warrant [Member] Property, Plant and Equipment Impairment or Disposal Disclosure Notes and Loans Payable [Abstract] Notes and Loans Payable Notes and Loans Payable, Total Long-term Notes and Loans [Abstract] Other Long-term Notes and Loans Long-term Notes and Loans Long-term Notes and Loans, Total Notes and Loans Payable, Current [Abstract] Notes and Loans Payable, Current Notes and Loans Payable, Current, Total Notes Payable [Abstract] Notes Payable to Bank, Current Notes Payable to Bank, Noncurrent Notes Payable to Banks [Member] Notes Payable to Bank Notes Payable, Current [Abstract] Notes Payable, Current Notes Payable, Current, Total Long-term Notes Payable [Abstract] Long-term Notes Payable Long-term Notes Payable, Total Notes Payable [Member] Notes Payable, Other Payables [Member] Notes Payable, Related Parties Notes Payable, Related Parties, Noncurrent Notes Payable, Related Parties Notes Payable Notes Payable, Total Notes Receivable, Gross, Current Notes Receivable, Gross, Noncurrent Notes Receivable, Net, Noncurrent Notes Receivable, Net, Noncurrent, Total Notes Receivable, Net Notes Receivable, Net, Total Notes Receivable, Related Parties, Unclassified Notes Receivable, Related Parties, Current Notes Receivable, Related Parties, Noncurrent Notes Receivable, Gross, Current Notional Amount of Cash Flow Hedge Instruments Notional Amount of Credit Risk Derivatives Notional Amount of Derivative Instruments Designated as Net Investment Hedges Notional Amount of Derivatives Notional Amount of Derivatives, Total Notional Amount of Fair Value Hedge Instruments Notional Amount of Foreign Currency Cash Flow Hedge Derivatives Notional Amount of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Notional Amount of Foreign Currency Derivative Purchase Contracts Notional Amount of Foreign Currency Derivative Sale Contracts Notional Amount of Foreign Currency Derivatives Notional Amount of Foreign Currency Fair Value Hedge Derivatives Notional Amount of Interest Rate Cash Flow Hedge Derivatives Notional Amount of Interest Rate Derivative Instruments Not Designated as Hedging Instruments Notional Amount of Interest Rate Derivatives Notional Amount of Interest Rate Fair Value Hedge Derivatives Notional Amount of Net Investment Hedge Instruments Notional Amount of Net Investment Hedging Instruments Notional Amount of Net Investment Hedging Instruments, Total Notional Amount of Nonderivative Instruments Designated as Net Investment Hedges Notional Amount of Other Derivatives Not Designated as Hedging Instruments Notional Amount of Price Risk Cash Flow Hedge Derivatives Notional Amount of Price Risk Derivative Instruments Not Designated as Hedging Instruments Notional Amount of Price Risk Derivatives Notional Amount of Price Risk Fair Value Hedge Derivatives Nonvoting Common Stock [Member] Nuclear Fuel, Accumulated Amortization Nuclear Fuel [Member] Nuclear Fuel, Net Nuclear Plant [Member] Number of Credit Risk Derivatives Held Number of Foreign Currency Derivatives Held Number of Interest Rate Derivatives Held Number of Price Risk Derivatives Held Objectives for Using Cash Flow Hedging Instruments Objectives for Using Derivative Instruments Not Designated as Hedging Instruments Objectives for Using Derivative Instruments Objectives for Using Fair Value Hedging Instruments Objectives for Using Net Investment Hedging Instruments Obligation to Repurchase Receivables Sold [Member] Occupancy, Net [Member] Occurrence Coverage [Member] Offering Costs, Partnership Interests Offering Costs Office Equipment, Accumulated Depreciation Office Equipment, Gross Office Equipment [Member] Office Equipment, Net Officers' Compensation Average Production Costs Per Barrels of Oil Equivalents (BOE) Average Sales Prices Geographic Area of Oil Production [Domain] Average Sales Price and Production Costs Per Unit of Production, Geographic Area [Axis] Capitalization of Internal Costs, Policy Exploratory Drilling Costs Capitalization and Impairment, Policy Full Cost or Successful Efforts, Policy Gas Balancing Arrangements, Policy Gas Imbalance Asset (Liability), Policy Gas Imbalance Volume, Policy Interest in Unincorporated Joint Ventures or Partnerships, Policy Costs Incurred, Policy Royalty Trust Distributable Income, Policy Sales Method or Entitlements Method, Policy Oil and Gas Delivery Commitments and Contracts, Daily Production Oil and Gas Delivery Commitments and Contracts, Fixed Price Oil and Gas Delivery Commitments and Contracts, Oil Producing Property [Domain] Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume Oil and Gas Delivery Commitments and Contracts, Term Oil and Gas Delivery Commitments and Contracts Additional Information [Abstract] Oil and Gas Delivery Commitments and Contracts [Axis] Oil and Gas Delivery Commitments and Contracts [Line Items] Oil and Gas Delivery Commitments and Contracts [Table] Production and Property Tax Expense Oil and Gas Properties [Member] Impairment of Oil and Gas Properties Oil and Gas Property, Successful Effort Method, Accumulated Depreciation, Depletion and Amortization Oil and Gas Property, Successful Effort Method, Gross [Abstract] Oil and Gas Property, Successful Effort Method, Gross Oil and Gas Property, Successful Effort Method, Gross, Total Oil and Gas Property, Successful Effort Method, Accumulated Impairment Oil and Gas Property, Successful Effort Method, Net [Abstract] Oil and Gas Property, Successful Effort Method, Net Oil and Gas Property - Successful Effort Method, Net, Total Oil and Gas Sales Payable Average Sales Price and Production Costs Per Unit of Production [Line Items] Oil and Gas Revenue [Abstract] Oil and Gas Revenue Oil and Gas Revenue, Total Oil Reserve Quantities, by Geographic Area [Axis] Oil Reserve Quantities, by Geographic Area [Line Items] Oil Reserve Quantities, by Geographic Area [Table] Oil Reserves, Extensions, Discoveries and Other Additions Geographic Area of Oil Reserves [Domain] Oil Reserves, Improved Recovery Oil Reserves, Proved Reserves, Net, Ending Balance Oil Reserves, Proved Reserves, Net, Beginning Balance Oil Reserves, Proved Reserves, Net Oil Reserves, Production Oil Reserves, Proportional Interest of Net Proved Oil Reserve Quantities of Equity Investees Oil Reserves, Purchases of Minerals in Place Oil Reserves, Revisions of Previous Estimates Increase (Decrease) Oil Reserves, Sales of Minerals in Place Oil Reserves, Unit of Measure Average Sales Price and Production Costs Per Unit of Production [Table] Dividend Income, Operating Other Operating Costs and Expense [Abstract] Operating Expense Related Disclosures [Abstract] Other Operating Costs and Expense Other Operating Costs and Expense, Total Interest and Dividend Income, Operating [Abstract] Interest and Dividend Income, Operating Interest and Dividend Income, Operating, Total Operating Lease Expense, Other Expense [Member] Operating Lease Expense [Member] Operating Leases, Lessor Balance Sheet [Abstract] Operating Leases, Future Minimum Payments Receivable [Abstract] Operating Leases, Future Minimum Payments Due [Abstract] Operating Leases, Future Minimum Payments Receivable, Current Operating Leases, Future Minimum Payments Due, Current Operating Leases, Future Minimum Payments, Due in Five Years Operating Leases, Future Minimum Payments, Due in Four Years Operating Leases, Future Minimum Payments, Due in Three Years Operating Leases, Future Minimum Payments, Due in Two Years Operating Leases, Future Minimum Payments, Due Thereafter Operating Leases, Future Minimum Payments Receivable Operating Leases, Future Minimum Payments Receivable, Total Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals Operating Leases, Future Minimum Payments, Receivable in Five Years Operating Leases, Future Minimum Payments, Receivable in Four Years Operating Leases, Future Minimum Payments, Receivable in Three Years Operating Leases, Future Minimum Payments, Receivable in Two Years Operating Leases, Future Minimum Payments, Receivable Thereafter Operating Leases, Future Minimum Payments Due Operating Leases, Future Minimum Payments Due, Total Operating Leases, Income Statement [Abstract] Operating Leases, Income Statement, Contingent Revenue Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease Operating Leases, Income Statement, Lease Revenue Operating Leases, Income Statement, Lease Revenue, Total Operating Leases, Income Statement, Minimum Lease Revenue Operating Leases, Income Statement, Sublease Revenue Operating Leases of Lessor Disclosure [Text Block] Operating Leases, Rent Expense [Abstract] Operating Leases, Rent Expense, Contingent Rentals Operating Leases, Rent Expense, Minimum Rentals Operating Leases, Rent Expense, Sublease Rentals Operating Leases, Rent Expense Operating Leases, Rent Expense, Total Operating Loss Carryforwards [Abstract] Operating Loss Carryforwards, Expiration Dates Operating Loss Carryforwards, Limitations on Use Operating Loss Carryforwards, Policy Operating Loss Carryforwards, Valuation Allowance Operating Loss Carryforwards, Valuation Allowance, Total Operating Loss Carryforwards Operating Loss Carryforwards, Total Operating Partnerships [Member] Minority Interest in Operating Partnerships Operating Income (Loss) [Abstract] Operating Income (Loss) Operating Income (Loss), Total Revenue [Abstract] Allowances, Other Operating Revenue Operating Revenue Related Disclosures [Abstract] Revenue Revenue, Total Option [Domain] Option Indexed to Issuer's Equity [Axis] Option Indexed to Issuer's Equity, Description [Text Block] Option Indexed to Issuer's Equity [Line Items] Option Indexed to Issuer's Equity [Table] Options Sold Options Order Flow Fees [Member] Order Flow Fees Order or Production Backlog [Member] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Origination of Mortgage Servicing Rights (MSRs) Origination of Notes Receivable to Related Parties Origination of Loan to Purchase Common Stock Payments for Origination and Purchases of Loans Held-for-sale [Abstract] Payments for Origination and Purchases of Loans Held-for-sale Payments for Origination and Purchases of Loans Held-for-sale, Total Accounts Payable, Other Other Accrued Liabilities, Noncurrent Other Accrued Liabilities Other Accumulated Comprehensive Income, Net of Tax Other, Accumulated Depreciation Real Estate Acquisitions, Other Real Estate Accumulated Depreciation, Other Additions Real Estate, Other Additions Other Adjustments to Liability for Unpaid Claims and Claims Adjustment Expense [Abstract] Other Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations Other Amortization [Member] Other Assets, Current [Abstract] Other Assets, Current Other Assets, Current, Total Other Assets, Noncurrent Other Assets, Noncurrent, 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Tax Other Comprehensive Income, Caps Adjustment before Tax [Abstract] Other Comprehensive Income, Caps Adjustment before Tax Other Comprehensive Income, Caps Adjustment before Tax, Total Other Comprehensive Income, Caps Adjustment Net of Tax [Abstract] Other Comprehensive Income, Caps Adjustment Net of Tax Other Comprehensive Income, Caps Adjustment Net of Tax, Total Other Comprehensive Income, Deferred Hedging Adjustment before Tax [Abstract] Other Comprehensive Income, Deferred Hedging Adjustment before Tax Other Comprehensive Income, Deferred Hedging Adjustment before Tax, Total Other Comprehensive Income, Deferred Hedging Adjustment Net of Tax [Abstract] Other Comprehensive Income, Deferred Hedging Adjustment Net of Tax Other Comprehensive Income, Deferred Hedging Adjustment Net of Tax, Total Other Comprehensive Income, Derivatives Qualifying as Hedges before Tax [Abstract] Other Comprehensive Income, Derivatives Qualifying as Hedges before Tax Other Comprehensive Income, 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Reclassification Adjustment Realized upon Sale or Liquidation Net of Tax Other Comprehensive Income, Foreign Currency Translation Reclassification Adjustment Realized upon Sale or Liquidation, Tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Other Comprehensive Income, Minimum Pension Liability Net Adjustment, before Tax Other Comprehensive Income, Minimum Pension Liability Net Adjustment, Net of Tax Other Comprehensive Income, Minimum Pension Liability Net Adjustment, Tax Other Comprehensive Income (Loss), Net of Tax Other Comprehensive Income (Loss), Net of Tax, Total Other Comprehensive Income, Net Prior Service Costs (Credit) Arising During Period, Net of Tax Other Comprehensive Income, Prior Service Costs Arising During Period ,Tax Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income before Tax Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Tax Other Comprehensive Income, Reclassification Adjustment for Write-down of Securities Included in Net Income before Tax Other Comprehensive Income, Reclassification Adjustment for Write-down of Securities Included in Net Income, Tax Other Comprehensive Income, Reclassification Adjustment on Caps Into Income before Tax Other Comprehensive Income, Reclassification Adjustment on Caps into Income Net of Tax Other Comprehensive Income, Reclassification Adjustment on Caps Into Income, Tax Other Comprehensive Income, Reclassification Adjustment on Derivatives Included in Net Income, Tax Other Comprehensive Income, Reclassification Adjustment on Derivatives Included in Net Income before Tax Other Comprehensive Income, Reclassification Adjustment on Derivatives Included in Net Income Net of Tax Other Comprehensive Income, Reclassification Adjustment on Securities Included in Net Income before Tax Other Comprehensive Income, Reclassification Adjustment on Securities Included in Net Income, Net of Tax Other Comprehensive Income, Reclassification Adjustment on Securities Included in Net Income, Tax Other Comprehensive Income, Reclassification Adjustment on Swaps Included in Net Income before Tax Other Comprehensive Income, Reclassification Adjustment on Swaps Included in Net Income Net of Tax Other Comprehensive Income, Reclassification Adjustment on Swaps Included in Net Income, Tax Other Comprehensive Income, Reclassification Prior Service Cost Included in Net Periodic Pension Cost, Net of Tax Other Comprehensive Income, Reclassification Prior Service Cost Included in Net Periodic Pension Cost, Tax Other Comprehensive Income, Swaps Adjustment before Tax [Abstract] Other Comprehensive Income, Swaps Adjustment before Tax Other Comprehensive Income, Swaps Adjustment before Tax, Total Other Comprehensive Income, Swaps Adjustment Net of Tax [Abstract] Other Comprehensive Income, Swaps Adjustment Net of Tax Other Comprehensive Income, Swaps Adjustment Net of Tax, Total Other Comprehensive Income (Loss), Tax [Abstract] Other Comprehensive Income (Loss), Tax Other Comprehensive Income (Loss), Tax, Total Other Comprehensive Income, Unrealized Gain (Loss) on Caps Arising During Period before Tax Other Comprehensive Income, Unrealized Gain (Loss) on Caps Arising During Period Net of Tax Other Comprehensive Income, Unrealized Gain (Loss) on Caps Arising During Period, Tax Other Comprehensive Income, Unrealized Gain (Loss) on Derivatives Arising During Period before Tax Other Comprehensive Income, Unrealized Gain (Loss) on Derivatives Arising During Period Net of Tax Other Comprehensive Income, Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Other Comprehensive Income, Unrealized Gain (Loss) on Swaps Arising During Period before Tax Other Comprehensive Income, Unrealized Gain (Loss) on Swaps Arising During Period Net of Tax Other Comprehensive Income, Unrealized Gain (Loss) on Swaps Arising During Period, Tax Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period before Tax Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Other Comprehensive Income, Foreign Currency Transaction Gain (Loss), before Reclassification and Tax Other Comprehensive Income, Foreign Currency Transaction Gain (Loss), before Reclassification and Tax, Total Other Comprehensive Income, Unrealized Translation Gain (Loss) Arising During Period Net of Tax Other Comprehensive Income, Unrealized Translation Gain (Loss) Arising During Period, Tax Loans and Leases Receivable, Consumer, Other Other Financial Services Costs Other Cost and Expense Disclosure, Operating [Abstract] Other Cost and Expense Disclosure, Operating Component of Other Operating Cost and Expense, Description [Domain] Component of Other Operating Cost and Expense, General [Axis] Component of Operating Other Cost and Expense [Line Items] Component of Other Operating Cost and Expense [Table] Other Current Assets Other Liabilities, Current Other Deductions and Charges Real Estate, Other Deductions Other Deductions or Allowable Credits Other Deferred Short-term Asset Charges Other Deferred Long-term Asset Charges Other Deferred Compensation Liability, Noncurrent Other Deferred Costs [Abstract] Other Deferred Costs Disclosures Other Deferred Costs, Gross Other Deferred Costs, Net Other Deferred Costs, Net, Total Other Deferred Revenue, Current Other Deposit Asset Related Text Other Derivatives Not Designated as Hedging Instruments Assets at Fair Value Other Derivatives Not Designated as Hedging Instruments at Fair Value, Net Other Derivatives Not Designated as Hedging Instruments at Fair Value, Net, Total Other Derivatives Not Designated as Hedging Instruments Liabilities at Fair Value Other Employee Related Liabilities Other Energy Equipment, Accumulated Depreciation Other Energy Equipment, Gross Other Energy Equipment, Net Other Expense from Real Estate Partnership Operations Other Expense of Insurance Entities [Abstract] Other Expense of Insurance Entities Other Expense of Insurance Entities, Total Component of Other Expense, Nonoperating, Description [Domain] Component of Other Expense, Nonoperating [Axis] Component of Other Expense, Nonoperating [Line Items] Component of Other Expense, Nonoperating [Table] Other Expense Note, Nonoperating [Abstract] Other Expense Disclosure, Nonoperating Other Extraordinary Gain (Loss) Other Extraordinary Charges (Benefits) Other Financial Services Revenue Other Foreclosed Assets Other General and Administrative Expense Other, Gross Other Direct Costs of Hotels Other Hotel Operating Revenue Component of Other Income, Nonoperating, Description [Domain] Component of Other Income, Nonoperating [Axis] Component of Other Income, Nonoperating [Line Items] Component of Other Income, Nonoperating [Table] Other Income Disclosure, Nonoperating [Abstract] Other Income Disclosure, Nonoperating Other Income and Other Expense Note, Nonoperating [Abstract] Other Income and Other Expense Disclosure, Nonoperating Other Income and Other Expense Disclosure [Text Block] Other Information Related to Income Taxes [Abstract] Loans and Leases Receivable, Consumer, Installment, Other Other Insurance Industry Disclosures [Abstract] Other Intangible Assets, Net Other Interest Earning Assets Other Interest Income [Member] Other Inventory Other Inventory, Total Other Inventory [Abstract] Payments for (Proceeds from) Other Investing Activities Real Estate Investments, Other Other Investments Other Investments, Total Other Investments, Current Other Investments of Limited Liability Company (LLC) or Limited Partnership (LP) Other Investments [Member] Other Investments, Noncurrent Other Investments Not Readily Marketable, Accounting Policy Other Investment Not Readily Marketable, Description [Domain] Other Investment Not Readily Marketable, Fair Value Other Investment Not Readily Marketable, Quoted Value Other Investment Not Readily Marketable [Axis] Other Investments Not Readily Marketable Schedule Disclosure Other Investment Not Readily Marketable [Line Items] Other Investment Not Readily Marketable [Table] Other Investments Not Readily Marketable Other Investments Not Readily Marketable, Total Investments, Other Joint Ventures Other Items, Net Other Labor and Related Expense Other Liabilities [Abstract] Other Liabilities Other Liabilities, Total Real Estate, Subsidiary Liabilities Loans Held-for-sale, Other Other Loans Payable, Current Other Loans Payable, Long-term Other Loans Payable Other Long-term Debt, Noncurrent Other Long-term Investments [Member] Other Long-term Investments Other Minority Interests Other, Net Proceeds from (Payments for) Other Financing Activities Other Nonoperating Expense Other Nonoperating Expense, Total Other Nonoperating Income (Expense) [Abstract] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense), Total Other Nonoperating Income Other Noncash Income Other Inventory, Noncurrent Other Liabilities, Noncurrent Other Noninterest Expense [Member] Other Nonrecurring Expense [Member] Other Nonrecurring Gain [Member] Other Notes and Loans Payable Other Notes and Loans Payable, Current Other Notes Payable, Current Other Long-term Notes Payable Other Notes Payable Other Numerator Adjustments [Abstract] Other Oil and Gas Property, Successful Effort Method Other Operating Expense [Member] Other Operating Expense Other Operating Expense, Total Other Cost and Expense, Operating, Total Other Cost and Expense, Operating Other Operating Income (Expense) Other Operating Revenue Other Ownership Interests, Capital Account Other Ownership Interests, Capital Account, Total Other Ownership Interests, Cumulative Cash Distributions Other Ownership Interests, Cumulative Net Income Other Ownership Interests, Description [Domain] Other Ownership Interests, Units Authorized Other Ownership Interests, Units Issued Other Ownership Interests, Units Outstanding Other Ownership Interests, Value Other Ownership Interests [Abstract] Other Ownership Interests [Axis] Other Ownership Interests, Capital Accounts Other Ownership Interests, Capital Accounts, Total Other Ownership Interests [Line Items] Other Ownership Interests [Table] Other Parent Company Only Disclosures Other Payables, Noncurrent Other Payables to Broker, Dealers and Clearing Organizations Other Plant in Service [Member] Other Policy Claims and Benefits Payable Other Policy Claims and Benefits Payable, Total Increase (Decrease) in Other Policyholder Funds Other Policyholder Funds Other Postretirement Benefit Plans, Defined Benefit [Member] Other Postretirement Benefits Payments Other Postretirement Defined Benefit Plan, Noncurrent Liabilities Other Prepaid Expense Other Prepaid Expense, Current Accumulated Depreciation, Depletion and Amortization, Other Property and Equipment Payments to Acquire Other Property, Plant, and Equipment Other Property and Equipment, Net Other Property and Equipment, Net, Total Other Property, Plant, and Equipment Provision for Other Income Taxes Other Real Estate Owned [Abstract] Other Real Estate Owned Other Real Estate Owned, Total Other Real Estate Revenue Other Receivables from Broker-Dealers and Clearing Organizations [Abstract] Other Receivables from Broker-Dealers and Clearing Organizations Other Receivables from Broker-Dealers and Clearing Organizations, Total Other Receivables from Broker-Dealers Other Receivables from Clearing Organizations Other Receivables Other Research and Development Expense (Excluding Acquired in-process Cost) Other Restricted Assets, Current Other Restrictions on Payment of Dividends Other Restructuring Costs Other Revenue (Expense) from Real Estate Operations Other Oil and Gas Sales Revenue Obligations from Other Securities Sold Broker Dealer, Securities Owned at Market Value, Other Securities Other Selling, General and Administrative Expense Other Selling and Marketing Expense [Member] Other Short-term Borrowings Other Short-term Investments, Excluding Marketable Securities Other Significant Aspects of Oil and Gas Delivery Commitments Other Significant Noncash Transactions, Consideration Given Other Significant Noncash Transactions, Consideration Received Other Significant Noncash Transactions, Description [Domain] Other Significant Noncash Transactions, Value of Consideration Given Other Significant Noncash Transactions, Value of Consideration Received Other Significant Noncash Transactions [Axis] Other Significant Noncash Transactions [Line Items] Other Significant Noncash Transactions [Table] Broker Dealer, Securities Owned at Market Value, Other Sovereign Government Debt Other Tax Carryforward, Gross Amount Other Tax Carryforward, Deferred Tax Asset Other Tax Carryforward, Description [Domain] Other Tax Carryforward, Expiration Dates Other Tax Carryforward, Limitations on Use Other Tax Carryforward, Valuation Allowance Other Tax Carryforward Data by Item [Axis] Other Tax Carryforward [Line Items] Other Tax Carryforward [Table] Other Tax Carryforwards [Abstract] Other Tax Carryforwards, Policy Other Unrecorded Amounts Other Variations [Abstract] Retail Related Inventory, Packaging and Other Supplies Liability for Asbestos and Environmental Claims, Gross, Claims Paid Paid Claims and Claims Adjustment Expense [Abstract] Paid Claims and Claims Adjustment Expense, Current Year Paid Claims and Claims Adjustment Expense, Prior Years Paid Claims and Claims Adjustment Expense Paid Claims and Claims Adjustment Expense, Total Participating Life as Percentage of Gross Insurance in Force Participating Mortgage Loan Arrangements [Abstract] Participating Mortgage Loan Arrangements, Description Participating Mortgage Loan, Description [Domain] Participating Mortgage Loans, Appreciation in Market Value Participating Mortgage Loans [Axis] Participating Mortgage Loans, Unamortized Debt Discount, Amount Participating Mortgage Loans, Extinguishment Gain (Loss) Participating Mortgage Loans [Line Items] Participating Mortgage Loans, Mortgage Obligations, Amount Participating Mortgage Loans, Participation Liabilities, Amount Participating Mortgage Loans, Results of Operations Participating Mortgage Loans [Table] Participating Mortgages [Member] Participating Nonvesting Shares Percent of Undistributed Participating Nonvesting Shares Partners' Capital [Abstract] Partners' Capital Account, Accumulated Other Comprehensive Income (Loss) [Roll Forward] Partners' Capital Account, Other Comprehensive Income (Loss), Period Increase (Decrease) Partners' Capital Account, Other Comprehensive Income (Loss), Period Increase (Decrease), Total Partners' Capital Account, Accumulated Other Comprehensive Income (Loss), Value, Ending Balance Partners' Capital Account, Accumulated Other Comprehensive Income (Loss), Value, Beginning Balance Partners' Capital Account, Accumulated Other Comprehensive Income (Loss), Value Partners' Capital Account, Acquisitions Partner Type of Partners' Capital Account [Axis] Partners' Capital Account, Contributions Partners' Capital Account, Deferred Compensation Partners' Capital Account, Description of Partnership Interest Partners' Capital Account, Description of Units Redeemed Partners' Capital Account, Description of Units Sold Partners' Capital Account, Distribution Per Unit of Limited Partner Interest Partners' Capital Account, Distributions Partners' Capital Account, Exchanges and Conversions Partners' Capital Account, Period Increase (Decrease) Partners' Capital Account, Period Increase (Decrease), Total Partner Type of Partners' Capital Account [Line Items] Partners' Capital Account, Net income Partners' Capital Account, Option Exercise Partners' Capital Account, Other Transactions Partner Type of Partners' Capital Account, Description [Domain] Partners' Capital Account, Private Placement of Units Partners' Capital Account, Public Sale of Units Net of Offering Costs Partners' Capital Account, Public Sale of Units Partners' Capital Account, Purchases of Treasury Units [Roll Forward] Partners' Capital Account, Redemptions Partners' Capital Account, Restatement Adjustment Partners' Capital Account, Return of Capital Partners' Capital Account, Sale of Units Partners' Capital Account, Sale of Units, Total Partner Type of Partners' Capital Account [Table] Partners' Capital Account, Treasury Units, Purchases Partners' Capital Account, Treasury Units, Value, Ending Balance Partners' Capital Account, Treasury Units, Value, Beginning Balance Partners' Capital Account, Treasury Units, Value Partners' Capital Account, Unit-based Compensation Partners' Capital Account, Units Contributed Partners' Capital Account, Units Converted Partners' Capital Account, Units, Period Increase (Decrease) Partners' Capital Account, Units, Period Increase (Decrease), Total Partners' Capital Account, Units [Roll Forward] Partners' Capital Account, Units Redeemed Partners' Capital Account, Units Sold in Private Placement Partners' Capital Account, Units Sold in Public Offering Partners' Capital Account, Units, Ending Balance Partners' Capital Account, Units, Beginning Balance Partners' Capital Account, Units Partners' Capital Account, Value, Ending Balance Partners' Capital Account, Value, Beginning Balance Partners' Capital Account, Value Partners' Capital Allocated for Income Tax and Other Withdrawals Partners Capital Deferred Compensation on Restricted Stock Partners' Capital Deferred Compensation [Abstract] Partners Capital Other Deferred Compensation Partners' Capital Deferred Compensation Partners' Capital Deferred Compensation, Total Partners' Capital Notes [Abstract] Partners' Capital Notes Disclosure [Text Block] Other Partners' Capital Partners' Capital Partners' Capital, Total Proceeds from Partnership Contribution Parts and Components Patents [Member] Payables to Broker-Dealers Payables to Broker-Dealers, Total Policyholder Dividends Payable Assumed Liability for Unpaid Claims and Claims Adjustment Expense Securities Lending Payable Payables to Brokers, Dealers, and Clearing Organizations [Abstract] Payables to Brokers, Dealers, and Clearing Organizations Payables to Brokers, Dealers, and Clearing Organizations, Total Payables to Clearing Organization Payables to Customers Payments of Dividends, Common Stock Payments of Dividends [Abstract] Payments of Dividends Payments of Dividends, Total Payments of Dividends, Minority Interest Payments of Dividends, Preferred Stock Payments for Repurchase of Equity [Abstract] Payments for Repurchase of Equity Payments for Repurchase of Equity, Total Repayments of Federal Home Loan Bank Borrowings Payments for Advance to Affiliate Payments for (Proceeds from) Life Insurance Policies [Abstract] Payments for Origination of Mortgages Held-for-sale Payments for Legal Settlements Repayments of Medium-term Notes Payments to Explore and Develop Oil and Gas Properties Payments for Operating Activities [Abstract] Payments of Financing Costs [Abstract] Payment for Order Flow Payable Payments for Repurchase of Other Equity Pending or Threatened Litigation [Member] Pending Trades Assets, Net Pending Trades Liabilities, Net Pension Contributions Pension Expense Pension and Other Postretirement Benefit Expense [Abstract] Pension and Other Postretirement Benefit Expense Pension and Other Postretirement Benefit Expense, Total Pension and Other Postretirement Benefits Disclosure [Text Block] Pension Plans, Defined Benefit [Member] Pension and Other Postretirement Defined Benefit Plans, Noncurrent Liabilities [Abstract] Pension and Other Postretirement Defined Benefit Plans, Noncurrent Liabilities Pension and Other Postretirement Defined Benefit Plans, Noncurrent Liabilities, Total Percentage of Amount Amortized During Next Five Years [Abstract] Percentage of Amount Amortized of Ending Present Value of Future Insurance Profits, Year Five Percentage of Amount Amortized of Ending Present Value of Future Insurance Profits, Year Four Percentage of Amount Amortized of Ending Present Value of Future Insurance Profits, Year One Percentage of Amount Amortized of Ending Present Value of Future Insurance Profits, Year Three Percentage of Amount Amortized of Ending Present Value of Future Insurance Profits, Year Two Percentage of Amount Assumed to Net Percentage of Debt Hedged by Interest Rate Derivatives Percentage of FIFO Inventory Percentage of Interest-bearing Domestic Deposit Liabilities to Deposit Liabilities [Abstract] Percentage of Interest-bearing Domestic Deposit Liabilities to Deposit Liabilities, Description Percentage of Interest-bearing Domestic Deposits to Deposits, Brokered Percentage of Interest-bearing Domestic Deposits to Deposits, Certificates of Deposit Percentage of Interest-bearing Domestic Deposits to Deposits, Checking Percentage of Interest-bearing Domestic Deposits to Deposits, Demand Percentage of Interest-bearing Domestic Deposits to Deposits, Money Market Percentage of Interest-bearing Domestic Deposits to Deposits, Notice of Withdrawal Percentage of Interest-bearing Domestic Deposits to Deposits, Other Time Deposit Percentage of Interest-bearing Domestic Deposits to Deposits, Retail Percentage of Interest-bearing Domestic Deposits to Deposits, Savings Percentage of Interest-bearing Domestic Deposits to Deposits, Time Deposits Percentage of Interest-bearing Domestic Deposits to Deposits Percentage of LIFO Inventory Percentage of Participating Policies [Abstract] Percentage of Participating Policies, Disclosure Percentage of Participating Policies, Percent Percentage of Weighted Average Cost Inventory Workforce Subject to Collective Bargaining Arrangements [Member] Performance Guarantee [Member] Physical Commodities Sold Pipelines, Accumulated Depreciation Pipelines, Gross Pipelines [Member] Pipelines, Net Defined Benefit Plan, Accumulated Benefit Obligation Defined Benefit Plan, Accumulated Other Comprehensive Income Defined Benefit Plan, Accumulated Other Comprehensive Income, Total Defined Benefit Plan, Actual Return on Plan Assets Defined Benefit Plan, Actuarial Net Gains (Losses) Defined Benefit Plan, Additional Disclosures about Plan Assets Defined Benefit Plan, Expected Future Benefit Payments in Five Fiscal Years Thereafter Defined Benefit Plan, Alternative Method Used to Amortize Net Gains and Losses Defined Benefit Plan, Alternative Method Used to Amortize Prior Service Amounts Defined Benefit Plan, Amortization of Gains (Losses) Defined Benefit Plan, Amortization of Net Gains (Losses) Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Defined Benefit Plan, Amortization of Prior Service Cost Defined Benefit Plan, Amortization of Transition Asset (Obligation) Defined Benefit Plan, Amortization of Transition Obligations (Assets) Defined Benefit Plan, Amount of Employer and Related Party Securities Included in Plan Assets Defined Benefit Plan, Amounts Recognized in Balance Sheet Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total Defined Benefit Plan, Amount and Timing of Assets Expected to be Returned to Employer During Following 12 Month Period Defined Benefit Plan, Accumulated Other Comprehensive Income [Abstract] Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract] Defined Benefit Plan, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract] Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract] Defined Benefit Pension Plan, Noncurrent Liabilities Defined Benefit Plan, Benefits Paid Defined Benefit Plan, Business Combinations and Acquisitions, Plan Assets Defined Benefit Plan, Business Combinations and Acquisitions Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease) Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease), Total Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] Defined Benefit Plan, Fair Value of Plan Assets, Period Increase (Decrease) Defined Benefit Plan, Fair Value of Plan Assets, Period Increase (Decrease), Total Defined Benefit Plan, Net Periodic Benefit Cost [Abstract] Defined Benefit Plan, Contributions by Employer Defined Benefit Plan, Contributions by Plan Participants Defined Benefit Plan, Cost of Providing Special or Contractual Termination Benefits Recognized During Period Defined Benefit Plan, Current Assets Pension and Other Postretirement Defined Benefit Plans, Current Liabilities Defined Benefit Plan, Curtailments Defined Benefit Plan, Debt Securities, Target Allocation Defined Benefit Plan, Debt Securities Defined Benefit Plan, Description of any Substantive Commitment Used as Basis for Accounting for Benefit Obligation Defined Benefit Plan, Description of Direction and Pattern of Change for Ultimate Health Care Cost Trend Rate Defined Benefit Plan, Description of Existence and Nature of Substantive Commitments for Future Increases Defined Benefit Plan, Description of Nature of Event Resulting in Special or Contractual Termination Benefits Recognized During Period Defined Benefit Plan, Description of Plan Amendments Defined Benefit Plan, Description of Settlements and Curtailments Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Support, Bond Indices Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Support, Bond Terms Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Support Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Defined Benefit Plan, Divestitures, Plan Assets Defined Benefit Plan, Divestitures Defined Benefit Plan, Effect of One-Percentage Point Change in Assumed Health Care Cost Trend Rates [Abstract] Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components Defined Benefit Plan, Effect of Plan Amendments on Accumulated Benefit Obligation Defined Benefit Plan, Effect of Plan Amendments on Net Periodic Benefit Cost Defined Benefit Plan, Effect of Plan Amendments on Projected Benefit Obligation Defined Benefit Plan, Effect of Settlement or Curtailments on Net Periodic Benefit Cost Defined Benefit Plan, Effect of Settlements and Curtailments on Accumulated Benefit Obligation Defined Benefit Plan, Effect of Settlements and Curtailments on Projected Benefit Obligation Defined Benefit Plan, Equity Securities, Target Allocation Defined Benefit Plan, Equity Securities Defined Benefit Plan, Estimated Amount of Plan Participants' Future Benefits Covered by Insurance Contracts Issued by Employer or Related Parties Defined Benefit Plan, Estimated Future Benefit Payments [Abstract] Defined Benefit Plan, Estimated Future Benefit Payments Description Defined Benefit Plan, Estimated Future Employer Contributions in Next Fiscal Year Defined Benefit Plan, Expected Future Benefit Payments in Year One Defined Benefit Plan, Expected Future Benefit Payments in Year Two Defined Benefit Plan, Expected Future Benefit Payments in Year Three Defined Benefit Plan, Expected Future Benefit Payments in Year Four Defined Benefit Plan, Expected Future Benefit Payments in Year Five Defined Benefit Plan, Expected Return on Plan Assets Defined Benefit Plan, Explanation of Significant Change in Benefit Obligation or Plan Assets Not Apparent from Other Required Disclosures Defined Benefit Plan, Fair Value of Plan Assets, Ending Balance Defined Benefit Plan, Fair Value of Plan Assets, Beginning Balance Defined Benefit Plan, Fair Value of Plan Assets Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Plan Assets Defined Benefit Plan, Foreign Currency Exchange Rate Changes Defined Benefit Plan, Funded Status of Plan Defined Benefit Plan, Funded Status of Plan, Total Defined Benefit Plan, Health Care Cost Trend Rate Assumed for Next Fiscal Year Defined Benefit Plan, Information about Plan Assets [Abstract] Defined Benefit Plan, Interest Cost Defined Benefit Plan, Investment Policies and Strategies Narrative Description Defined Benefit Plan, Minimum Liability Adjustment Defined Benefit Plan, Narrative Description of Basis Used to Determine Overall Expected Long-term Rate-of-Return on Assets Assumption Defined Benefit Plan, Net Amount Recognized Defined Benefit Plan, Net Amount Recognized, Total Defined Benefit Plan, Net Gains (Losses) Defined Benefit Plan, Net Periodic Benefit Cost Defined Benefit Plan, Net Periodic Benefit Cost, Total Defined Benefit Plan, Noncurrent Assets for Plan Benefits Defined Benefit Plan, Number of Shares of Equity Securities Issued by Employer and Related Parties Included in Plan Assets Defined Benefit Plan, Other, Target Allocation Defined Benefit Plan, Other Defined Benefit Plan, Plan Amendments [Abstract] Defined Benefit Plan, Plan Amendments Defined Benefit Plan, Assumptions Used in Calculations [Abstract] Defined Benefit Plan, Assumptions Used in Calculations, Narrative Description Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets [Abstract] Defined Benefit Plan, Prior Service Cost (Credit) Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets, Aggregate Benefit Obligation Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Defined Benefit Plan, Real Estate, Target Allocation Defined Benefit Plan, Real Estate Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments Defined Benefit Plan, Service Cost Defined Benefit Plan, Settlements and Curtailments [Abstract] Defined Benefit Plan, Settlements, Plan Assets Defined Benefit Plan, Settlements Defined Benefit Plan, Significant Transactions Between Employer or Related Parties and Plan During Year Defined Benefit Plan, Special Termination Benefits Defined Benefit Plan, Target Allocations [Abstract] Defined Benefit Plan, Transition Assets (Obligations) Defined Benefit Plan, Type of Employer and Related Party Securities Included in Plan Assets Defined Benefit Plan, Ultimate Health Care Cost Trend Rate Defined Benefit Plan, Net (Gains) Losses, Not yet Recognized Defined Benefit Plan, Prior Service Costs, Not yet Recognized Defined Benefit Plan, Transition Obligations (Assets), Not yet Recognized Defined Benefit Plan, Weighted-Average Asset Allocations [Abstract] Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate Defined Benefit Plans Disclosures, Defined Benefit Plans [Axis] Defined Benefit Plan, Benefit Obligation, Ending Balance Defined Benefit Plan, Benefit Obligation, Beginning Balance Defined Benefit Plan, Benefit Obligation Defined Benefit Plan Disclosure [Line Items] Plan of Reorganization [Abstract] Plan of Reorganization, Amount of Prepetition Obligations Settled or to be Settled in Cash at Effective Date Plan of Reorganization, Date Plan Confirmed Plan of Reorganization, Date Plan is Effective Plan of Reorganization, Date Plan Expected to be Confirmed Plan of Reorganization, Date Plan Expected to be Effective Plan of Reorganization, Date Plan Expected to be Filed Plan of Reorganization, Date Plan Filed Plan of Reorganization, Description of Debt Securities Issued or to be Issued Plan of Reorganization, Description of Equity Securities Issued or to be Issued Plan of Reorganization, Terms [Abstract] Plan of Reorganization, Terms of Plan Schedule of Defined Benefit Plans Disclosures [Table] Planned Major Maintenance Activities Planned Major Maintenance Activities, Cumulative Effect of Change on Net Assets in Statement of Financial Position Planned Major Maintenance Activities, Cumulative Effect of Change on Retained Earnings or Other Component of Equity Planned Major Maintenance Activities, Description of Retrospective Application Planned Major Maintenance Activities, Effect of Change on Income from Continuing Operations Planned Major Maintenance Activities, Effect of Change on Net Income Planned Major Maintenance Activities, Effect of Change on Other Financial Statement Line Item Planned Major Maintenance Activities, Effect of Change on Prior Period Per Share Amounts, Basic Earning Per Share Planned Major Maintenance Activities, Effect of Change on Prior Period Per Share Amounts, Diluted Earning Per Share Planned Major Maintenance Activities, Policy Plant Capacity Expense Plant Held for Future Use Amount Agricultural Related Inventory, Plant Material Pledged Assets Not Separately Reported, Finance Receivables Pledged Assets Not Separately Reported, Nonsecuritized Investments Pledged Assets Not Separately Reported on Statement of Financial Position Pledged Assets Not Separately Reported on Statement of Financial Position, Total Pledged Assets Not Separately Reported, Other Financial Instruments Pledged Assets Not Separately Reported on Statement of Financial Position [Abstract] Pledged Assets Not Separately Reported, Real Estate Pledged Assets Separately Reported, Finance Receivables Pledged as Collateral, at Fair Value Pledged Assets Separately Reported, Loans Pledged as Collateral, at Fair Value [Abstract] Pledged Assets Separately Reported, Loans Pledged as Collateral, at Fair Value Pledged Assets Separately Reported, Loans Pledged as Collateral, at Fair Value, Total Pledged Assets Separately Reported, Loans Pledged for Federal Home Loan Bank, at Fair Value Pledged Assets Separately Reported, Loans Pledged for Other Debt Obligations, at Fair Value Pledged Assets Separately Reported, Loans Pledged for Repurchase Agreements, at Fair Value Pledged Assets Separately Reported, Mortgage-Related Securities Available-for-sale or Held-for-investment Pledged Assets Separately Reported, Mortgage-Related Securities Held-to-maturity Pledged Assets Separately Reported, Nonsecuritized Investments Pledged as Collateral, at Fair Value Pledged Assets Separately Reported on Statement of Financial Position [Abstract] Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value, by Type and Classification of Securities [Abstract] Pledged Assets Separately Reported on Statement of Financial Position, Description Pledged Assets Separately Reported on Statement of Financial Position, at Fair Value Pledged Assets Separately Reported on Statement of Financial Position, at Fair Value, Total Pledged Assets Separately Reported, Other Assets Pledged as Collateral, at Fair Value Pledged Assets Separately Reported, Other Debt Securities Available-for-sale or Held-for-investment Pledged Assets Separately Reported, Other Debt Securities Held-to-maturity Pledged Assets Separately Reported, Real Estate Pledged as Collateral, at Fair Value Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value, Total Pledged Assets Separately Reported, Securities Pledged for Federal Home Loan Bank, at Fair Value Pledged Assets Separately Reported, Securities Pledged for Other Debt Obligations, at Fair Value Pledged Assets Separately Reported, Securities Pledged for Repurchase Agreements, at Fair Value Pledged Assets Separately Reported, Securities Pledged under Letter of Credit Facilities, at Fair Value Pledged Financial Instruments Not Separately Reported [Abstract] Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged as Collateral [Abstract] Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged as Collateral Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged as Collateral, Total Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged for Federal Home Loan Bank Debt Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged for Other Arrangements Pledged Financial Instruments Not Separately Reported, Loans Receivable Pledged for Repurchase Agreements Pledged Financial Instruments Not Separately Reported, Mortgage-Related Securities Available-for-sale or Held-for-investment Pledged Financial Instruments Not Separately Reported, Mortgage-Related Securities Held-to-maturity Pledged Financial Instruments Not Separately Reported on Statement of Financial Position [Abstract] Pledged Financial Instruments Not Separately Reported on Statement of Financial Position Note Pledged Financial Instruments Not Separately Reported, Other Debt Securities Available-for-sale or Held-for-investment Pledged Financial Instruments Not Separately Reported, Other Debt Securities Held-to-maturity Pledged Financial Instruments Not Separately Reported, Securities for Federal Home Loan Bank Pledged Financial Instruments Not Separately Reported, Securities for Letter of Credit Facilities Pledged Financial Instruments Not Separately Reported, Securities for Other Debt Facilities Pledged Financial Instruments Not Separately Reported, Securities for Repurchase Agreements Pledged Financial Instruments Not Separately Reported, Securities Pledged by Type of Agreement [Abstract] Pledged Financial Instruments Not Separately Reported, Securities Pledged by Type of Security [Abstract] Pledged Financial Instruments Not Separately Reported, Securities Pledged Pledged Financial Instruments Not Separately Reported, Securities Pledged, Total Policy Loans [Member] Loans Receivable, Policy Policy Loans Receivable Policyholder Accounts, Policy Policyholder Benefits and Claims, Net, by Business Type [Abstract] Closed Block Dividend Obligation, Impact on Income before Income Taxes Closed Block Dividend Obligation, Ending Balance Closed Block Dividend Obligation, Beginning Balance Closed Block Dividend Obligation Closed Block Dividend Obligation, Change in Unrealized Investment Gains (Losses) Policyholders' Dividend, Policy Policyholders' Surplus of Life Insurance Enterprise [Member] Long-term Pollution Control Bond Positions for which Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Abstract] Positive Outcome of Litigation [Member] Postconfirmation, Assets [Abstract] Postconfirmation, Liabilities and Stockholders' Equity [Abstract] Other Postretirement Benefit Expense Postage Expense [Member] Postconfirmation, Accounts Payable Postconfirmation, Accrued Liabilities Postconfirmation, Accumulated Depreciation and Amortization Postconfirmation, Accumulated Other Comprehensive Income (Loss) Postconfirmation, Additional Paid-in Capital Postconfirmation, Amortizable Intangible Assets Postconfirmation, Assets Postconfirmation, Assets, Total Postconfirmation, Buildings and Improvements Postconfirmation, Capital Lease Obligations, Noncurrent Postconfirmation, Cash and Cash Equivalents Postconfirmation, Common Stock Postconfirmation, Current Assets [Abstract] Postconfirmation, Current Assets Postconfirmation, Current Assets, Total Postconfirmation, Current Liabilities [Abstract] Postconfirmation, Current Liabilities Postconfirmation, Current Liabilities, Total Postconfirmation, Current Maturities of Capital Lease Obligations Postconfirmation, Current Maturities of Long-term Debt Postconfirmation, Debtor-in-Possession Financing Postconfirmation, Deferred Financing Costs Postconfirmation, Deferred Income Tax Assets, Current Postconfirmation, Deferred Income Tax Assets, Noncurrent Postconfirmation, Deferred Income Tax Liabilities, Current Postconfirmation, Deferred Income Tax Liabilities, Noncurrent Postconfirmation, Equipment Postconfirmation, Goodwill Postconfirmation, Inventories Postconfirmation, Investments Postconfirmation, Land Postconfirmation, Leasehold Improvements Postconfirmation, Liabilities and Stockholders' Equity Postconfirmation, Liabilities and Stockholders' Equity, Total Postconfirmation, Liabilities Subject to Compromise Postconfirmation, Liabilities Subject to Compromise, Total Postconfirmation, Liabilities Postconfirmation, Liabilities, Total Postconfirmation, Long-term Debt Postconfirmation, Long-term Debt, Total Postconfirmation, Long-term Debt [Abstract] Postconfirmation, Long-term Debt, Total Postconfirmation, Nonamortizable Intangible Assets Postconfirmation, Noncurrent Other Obligations Postconfirmation, Other Assets [Abstract] Postconfirmation, Other Assets, Noncurrent Postconfirmation, Other Assets Postconfirmation, Other Assets, Total Postconfirmation, Other Current Liabilities Postconfirmation, Other Long-term Debt Postconfirmation, Other Noncurrent Obligations [Abstract] Postconfirmation, Other Noncurrent Obligations, Total Postconfirmation, Other Noncurrent Obligations Postconfirmation, Other Noncurrent Obligations, Total Postconfirmation, Other Property and Equipment Postconfirmation, Pension Obligations Postconfirmation, Postconfirmation Credit Facility Postconfirmation, Other Postretirement Obligations Postconfirmation, Preferred and Common Stock Held in Treasury Postconfirmation, Preferred Stock Postconfirmation, Prepaid and Other Current Assets Postconfirmation, Property and Equipment, Net [Abstract] Postconfirmation, Property and Equipment, Net Postconfirmation, Property and Equipment, Net, Total Postconfirmation, Property under Capital Lease Arrangements Postconfirmation, Receivables, Net Postconfirmation, Reorganization Value in Excess of Amounts Allocable to Identifiable Assets Postconfirmation, Restricted Cash and Cash Equivalents, Current Postconfirmation, Restricted Cash and Cash Equivalents, Noncurrent Postconfirmation, Retained Earnings (Deficit) Postconfirmation, Short-term Borrowings Postconfirmation, Short-term Investments Postconfirmation, Stockholders' Equity [Abstract] Postconfirmation, Stockholders' Equity Postconfirmation, Stockholders' Equity, Total Postemployment Benefit Policy Postemployment Liability Not Accrued Postretirement Medical Plans with Prescription Drug Benefits [Abstract] Postretirement Medical Plans with Prescription Drug Benefits, Description of Other Significant Change Investments in Power and Distribution Projects Pre-Opening Costs [Member] Pre-Opening Costs Preconfirmation [Abstract] Preconfirmation, Accounts Payable Preconfirmation, Accrued Liabilities Preconfirmation, Accumulated Depreciation and Amortization Preconfirmation, Accumulated Other Comprehensive Income (Loss) Preconfirmation, Additional Paid-in Capital Preconfirmation, Amortizable Intangible Assets Preconfirmation, Assets [Abstract] Preconfirmation, Assets Preconfirmation, Assets, Total Preconfirmation, Buildings and Improvements Preconfirmation, Capital Lease Obligations, Noncurrent Preconfirmation, Cash and Cash Equivalents Preconfirmation, Common Stock Preconfirmation, Current Assets [Abstract] Preconfirmation, Current Assets Preconfirmation, Current Assets, Total Preconfirmation, Current Liabilities [Abstract] Preconfirmation, Current Liabilities Preconfirmation, Current Liabilities, Total Preconfirmation, Current Maturities of Capital Lease Obligations Preconfirmation, Current Maturities of Long-term Debt Preconfirmation, Debtor-in-Possession Financing Preconfirmation, Deferred Financing Costs Preconfirmation, Deferred Income Tax Assets, Current Preconfirmation, Deferred Income Tax Assets, Noncurrent Preconfirmation, Deferred Income Tax Liabilities, Current Preconfirmation, Deferred Income Tax Liabilities, Noncurrent Preconfirmation, Equipment Preconfirmation, Goodwill Preconfirmation, Inventories Preconfirmation, Investments Preconfirmation, Land Preconfirmation, Leasehold Improvements Preconfirmation, Liabilities and Stockholders' Equity [Abstract] Preconfirmation, Liabilities and Stockholders' Equity Preconfirmation, Liabilities and Stockholders' Equity, Total Preconfirmation, Liabilities Subject to Compromise Preconfirmation, Liabilities Preconfirmation, Liabilities, Total Preconfirmation, Long-term Debt Preconfirmation, Long-term Debt, Total Preconfirmation, Long-term Debt [Abstract] Preconfirmation, Mandatorily Redeemable Preferred Stock Preconfirmation, Nonamortizable Intangible Assets Preconfirmation, Noncurrent Other Obligations Preconfirmation, Other Assets [Abstract] Preconfirmation, Other Assets, Noncurrent Preconfirmation, Other Assets Preconfirmation, Other Assets, Total Preconfirmation, Other Current Liabilities Preconfirmation, Other Long-term Debt Preconfirmation, Other Noncurrent Obligations [Abstract] Preconfirmation, Other Noncurrent Obligations Preconfirmation, Other Noncurrent Obligations, Total Preconfirmation, Other Property and Equipment Preconfirmation, Pension Obligations Preconfirmation, Postconfirmation Credit Facility Preconfirmation, Other Postretirement Obligations Preconfirmation, Preferred and Common Stock Held in Treasury Preconfirmation, Preferred Stock Preconfirmation, Prepaid and Other Current Assets Preconfirmation, Property and Equipment, Net [Abstract] Preconfirmation, Property and Equipment, Net Preconfirmation, Property and Equipment, Net, Total Preconfirmation, Property under Capital Lease Arrangements Preconfirmation, Receivables, Net Preconfirmation, Reorganization Value in Excess of Amounts Allocable to Identifiable Assets Preconfirmation, Restricted Cash and Cash Equivalents, Current Preconfirmation, Restricted Cash and Cash Equivalents, Noncurrent Preconfirmation, Retained Earnings (Deficit) Preconfirmation, Short-term Borrowings Preconfirmation, Short-term Investments Preconfirmation, Stockholders' Equity [Abstract] Preconfirmation, Stockholders' Equity Preconfirmation, Stockholders' Equity, Total Preferred Class B [Member] Preferred Class A [Member] Preferred Dividend Impact on Funding of Employee Stock Option Plan, Net of Tax Preferred Dividend Rate Preferred Stock, Amount of Preferred Dividends in Arrears Preferred Stock, Capital Shares Reserved for Future Issuance Preferred Stock, Contract Terms Class of Preferred Stock [Member] Preferred Stock, Dividend Payment Rate, Variable Preferred Stock, Dividend Payment Terms Preferred Stock, Dividend Preference or Restrictions Preferred Stock, Dividend Rate, Percentage or Per-Dollar-Amount Preferred Stock, Par Stated Value Per Share Preferred Stock, Per Share Amounts of Preferred Dividends in Arrears Preferred Stock, Share Subscriptions Preferred Stock, Shares Authorized Preferred Stock, Shares Issued Preferred Stock, Shares Outstanding Preferred Stock, Voting Rights Other Preferred Stock Dividends and Adjustments Preferred Stock Dividends and Other Adjustments [Abstract] Preferred Stock Dividends and Other Adjustments Preferred Stock Dividends and Other Adjustments, Total Preferred Stock Dividends Class of Preferred Stock [Line Items] Preferred Stock, Temporary Preferred Stock, Shares, Converted Preferred Stock, Shares, Period Increase (Decrease) Preferred Stock, Shares, Period Increase (Decrease), Total Preferred Stock, Shares, Issued Preferred Stock, Shares, Retired Preferred Stock, Shares, Stock Dividend Preferred Stock, Shares, Outstanding, Ending Balance Preferred Stock, Shares, Outstanding, Beginning Balance Preferred Stock, Shares, Outstanding Class of Preferred Stock [Table] Preferred Stock Transactions, Net Preferred Stock, Value, Excluding Additional Paid in Capital, Converted Preferred Stock, Value, Excluding Additional Paid in Capital, Period Increase (Decrease) Preferred Stock, Value, Excluding Additional Paid in Capital, Period Increase (Decrease), Total Preferred Stock, Value, Excluding Additional Paid in Capital, Issued Preferred Stock, Value, Excluding Additional Paid in Capital, Retired Preferred Stock, Value, Excluding Additional Paid in Capital, Stock Dividend Preferred Stock, Value, Including Additional Paid in Capital, Converted Preferred Stock, Value, Including Additional Paid in Capital, Period Increase (Decrease) Preferred Stock, Value, Including Additional Paid in Capital, Period Increase (Decrease), Total Preferred Stock, Value, Including Additional Paid in Capital, Issued Preferred Stock, Value, Including Additional Paid in Capital, Retired Preferred Stock, Value, Including Additional Paid in Capital, Stock Dividend Preferred Stock, Value, Including Additional Paid in Capital, Ending Balance Preferred Stock, Value, Including Additional Paid in Capital, Beginning Balance Preferred Stock, Value, Including Additional Paid in Capital Preferred Stock, Value, Excluding Additional Paid in Capital, All Types and Classes, Ending Balance Preferred Stock, Value, Excluding Additional Paid in Capital, All Types and Classes, Beginning Balance Preferred Stock, Value, Excluding Additional Paid in Capital, All Types and Classes Preferred Stock, Value, Excluding Additional Paid in Capital, All Types and Classes, Total Minority Interest in Preferred Unit Holders Preferred Units, Cumulative Cash Distributions Preferred Units, Cumulative Net Income Preferred Units, Description [Domain] Preferred Units, Preferred Partners' Capital Accounts Preferred Units, Preferred Partners' Capital Accounts, Total Preferred Units, Units Authorized Preferred Units, Units Issued Preferred Units, Units Outstanding Preferred Units, Value Preferred Units [Abstract] Preferred Units [Axis] Preferred Units [Line Items] Preferred Units [Member] Preferred Units [Table] Premium Income Subject to Participation Through Reinsurance, Percentage Premium Income Subject to Participation Through Reinsurance, Value Premium on Notes and Receivables Premiums Earned, Net, by Business [Abstract] Premiums Earned, Net [Abstract] Premium Revenue Premium Revenue, Total Premiums Receivable, Policy [Abstract] Allowance for Doubtful Accounts, Premiums Receivable Premiums Receivable, Allowance for Doubtful Accounts [Roll Forward] Premiums Receivable, Allowance for Doubtful Accounts, Estimation Methodology, Policy Premiums Receivable, Allowance for Doubtful Accounts, Period Increase (Decrease) Premiums Receivable, Allowance for Doubtful Accounts, Period Increase (Decrease), Total Premiums Receivable, Allowance for Doubtful Accounts, Provision Charged to Expense Premiums Receivable, Allowance for Doubtful Accounts, Recoveries Premiums Receivable, Allowance for Doubtful Accounts, Write-off of Uncollectible Premiums, Policy Premiums Receivable, Allowance for Doubtful Accounts, Write Offs Against Allowance Premiums Receivable, Allowance for Doubtful Accounts, Ending Balance Premiums Receivable, Allowance for Doubtful Accounts, Beginning Balance Premiums Receivable, Allowance for Doubtful Accounts Premiums Receivable, Balance [Abstract] Premiums Receivable, Basis of Accounting, Policy Premiums Receivable, at Carrying Value Premiums Receivable, at Carrying Value, Total Increase (Decrease) in Premiums Receivable Revenue Recognition, Premiums Earned, Policy Premiums Receivable, Gain (Loss) on Sale of Receivables Premiums Receivable, Gross Premiums Receivable, at Carrying Value [Abstract] Premiums Receivable Disclosure [Abstract] Premiums Receivable Note Premiums Receivable, Proceeds from Sale of Receivables Premiums Written Premiums Written, Total Premiums Written and Earned [Abstract] Premiums Written and Earned Comment Prepaid Advertising Prepayment, Noncurrent Prepaid Expense, Current [Abstract] Prepaid Expense Prepaid Expense, Total Prepaid Expense, Deferred Charges, and Other Assets, Current [Abstract] Prepaid Expense, Deferred Charges, and Other Assets, Current Prepaid Expense, Deferred Charges, and Other Assets, Current, Total Prepaid, Deferred Expense and Other Assets, Noncurrent Prepaid, Deferred Expense and Other Assets, Noncurrent, Total Prepaid Expense, Noncurrent [Abstract] Other Prepaid Expense, Noncurrent Prepaid Expense, Noncurrent Prepaid Expense, Noncurrent, Total Prepaid Expense, Current Prepaid Expense, Current, Total Prepaid Income Taxes Prepaid Insurance Prepaid Royalties Prepaid Mineral Royalties, Noncurrent Prepaid Pension Costs Prepaid Reinsurance Premiums [Abstract] Increase (Decrease) in Prepaid Reinsurance Premiums Prepaid Reinsurance Premiums Comment Prepaid Reinsurance Premiums Prepaid Rent Prepayment Risk [Member] Preproduction Costs Related to Long-term Supply Arrangements [Abstract] Preproduction Costs Related to Long-term Supply Arrangements, Policy Preproduction Costs Related to Long-term Supply Arrangements, Asset for Molds Dies and Tools Not Owned Preproduction Costs Related to Long-term Supply Arrangements, Asset for Molds Dies and Tools Owned Preproduction Costs Related to Long-term Supply Arrangements, Costs Capitalized Preproduction Costs Related to Long-term Supply Arrangements Disclosures Prerequisites for Billing Prescription Drug Benefit, Effect of Subsidy on Measurement Prescription Drug Benefit, Reduction in Accumulated Projected Benefit Obligation for Subsidy Prescription Drug Benefit Subsidy, Effect Not Determined Prescription Drug Subsidy Receipts, Five Fiscal Years Thereafter Defined Benefit Plan, Gross Prescription Drug Subsidy Receipts Received Prescription Drug Subsidy Receipts, Year One Prescription Drug Subsidy Receipts, Year Two Prescription Drug Subsidy Receipts, Year Three Prescription Drug Subsidy Receipts, Year Four Prescription Drug Subsidy Receipts, Year Five Present Value of Future Insurance Profits [Abstract] Present Value of Future Insurance Profits, Additions from Acquisitions Present Value of Future Insurance Profits, Amortization Expense Present Value of Future Insurance Profits, Amortization Method Present Value of Future Insurance Profits, Decreases Present Value of Future Insurance Profits, Decreases, Total Present Value of Future Insurance Profits Disclosures Present Value of Future Insurance Profits, Impairment Write-down Present Value of Future Insurance Profits, Increases Present Value of Future Insurance Profits, Increases, Total Present Value of Future Insurance Profits, Interest Accrued Present Value of Future Insurance Profits, Unrealized Investment Gains Present Value of Future Insurance Profits, Unrealized Investment Losses Present Value of Future Insurance Profits, Ending Balance Present Value of Future Insurance Profits, Beginning Balance Present Value of Future Insurance Profits Present Value of Future Minimum Lease Payments, Sale Leaseback Transactions Present Value of Future Minimum Lease Payments, Sale Leaseback Transactions, Total Previously Estimated Development Costs Incurred During Period Price Risk Cash Flow Hedge Asset at Fair Value Price Risk Cash Flow Hedge Derivative at Fair Value, Net Price Risk Cash Flow Hedge Derivative at Fair Value, Net, Total Price Risk Cash Flow Hedge Ineffectiveness is Immaterial Price Risk Cash Flow Hedge Liability at Fair Value Price Risk Cash Flow Hedges [Abstract] Price Risk Derivative Assets at Fair Value Price Risk Derivative Instruments Not Designated as Hedging Instruments [Abstract] Price Risk Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value Price Risk Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net Price Risk Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net, Total Price Risk Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value Price Risk Derivative Liabilities at Fair Value Price Risk Derivatives [Abstract] Price Risk Derivatives at Fair Value, Net Price Risk Derivatives at Fair Value, Net, Total Price Risk Fair Value Hedge Asset at Fair Value Price Risk Fair Value Hedge Derivative at Fair Value, Net Price Risk Fair Value Hedge Derivative at Fair Value, Net, Total Price Risk Fair Value Hedge Liability at Fair Value Price Risk Fair Value Hedges [Abstract] Price Risk Management Asset, Current Principal Amount of Loans Subject to Delinquent Principal or Interest, Amortization of Premium Real Estate Mortgages, Delinquent, Ending Balance Real Estate Mortgages, Delinquent, Beginning Balance Real Estate Mortgages, Delinquent Principal Amount of Loans Subject to Delinquent Principal or Interest, Collections of Principal Principal Amount of Loans Subject to Delinquent Principal or Interest, Mortgages Sold Principal Amount of Loans Subject to Delinquent Principal or Interest, Foreclosures Principal Amount of Loans Subject to Delinquent Principal or Interest, New Mortgage Loans Principal Amount of Loans Subject to Delinquent Principal or Interest, Other Additions Principal Amount of Loans Subject to Delinquent Principal or Interest, Period Increase (Decrease) Principal Amount of Loans Subject to Delinquent Principal or Interest, Period Increase (Decrease), Total Real Estate Mortgages, Principal Amount of Delinquent Loans Real Estate Mortgages, Principal Amount of Delinquent Loans, Total Principal Amount Outstanding of Loans Held-in-portfolio [Abstract] Principal Amount Outstanding of Loans Held-in-portfolio Principal Amount Outstanding on Loans Held-for-sale or Securitization Principal Amount Outstanding on Loans Managed and Securitized Principal Amount Outstanding on Loans Managed and Securitized, Total Principal Amount Outstanding on Loans Securitized Principal Assumptions Where Average Cost Per Unit is Used Proceeds from Principal Repayments on Loans and Leases Held-for-investment Principal Sources of Change in Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves [Abstract] Principal Transactions, Investments Principal Transactions, Trading and Investment Revenue Principal Transactions, Trading and Investment Revenue, Total Principal Transactions, Trading Schedule of Principal Transactions Revenue [Text Block] Description of Reporting Category [Domain] Principle Transaction Revenue, Description of Reporting Category [Axis] Principle Transaction Revenue [Line Items] Principle Transaction Revenue [Table] Prior Acts (Nose) Coverage [Member] Prior Inability to Deliver or Meet Oil and Gas Delivery Commitments and Contracts Real Estate Mortgages, Prior Liens Real Estate Mortgages, Prior Liens, Total Private Equity Investment Private Placement [Member] Pro Forma Adjustment Proceeds from Advances for Construction Proceeds from Sale and Maturity of Available-for-sale Securities Proceeds from Sale and Maturity of Available-for-sale Securities, Total Proceeds from Bank Debt Proceeds from Short-term Capital Lease Obligations Proceeds from Divestiture of Interest in Consolidated Subsidiaries Proceeds from Construction Loans Payable Proceeds from Contribution in Aid of Construction Proceeds from Convertible Debt Proceeds from Debt Proceeds from Federal Home Loan Bank Borrowings Proceeds from Issuance of First Mortgage Bond Proceeds from (Repurchase of) Trust Preferred Securities [Abstract] Proceeds from Collection of Advance to Affiliate Proceeds from Contributions from Parent Proceeds from Divestiture of Businesses, Net of Cash Divested Proceeds from Divestiture of Businesses, Net of Cash Divested, Total Proceeds from Divestiture of Businesses, Net of Cash Divested [Abstract] Proceeds from Divestiture of Interest in Subsidiaries and Affiliates [Abstract] Proceeds from Divestiture of Interest in Subsidiaries and Affiliates Proceeds from Divestiture of Interest in Subsidiaries and Affiliates, Total Proceeds from Other Equity Proceeds from Repayment of Loans to Purchase Common Stock Proceeds from Sale and Maturity of Available-for-sale Securities [Abstract] Proceeds from Sale and Maturity of Held-to-maturity Securities [Abstract] Sales of Equity to Finance Leveraged Buyout Proceeds from Shares or Indebtedness Sold, Majority-Owned Subsidiaries Proceeds from Shares or Indebtedness Sold, Majority-Owned Subsidiaries, Total Proceeds from Shares or Indebtedness Sold, Other Affiliates Proceeds from Shares or Indebtedness Sold, Other Affiliates, Total Proceeds from Shares or Indebtedness Sold, Other Controlled Companies Proceeds from Shares or Indebtedness Sold, Other Controlled Companies, Total Proceeds from Shares or Indebtedness Sold Proceeds from Shares or Indebtedness Sold, Total Proceeds from Sale and Maturity of Held-to-maturity Securities Proceeds from Sale and Maturity of Held-to-maturity Securities, Total Proceeds from Insurance Settlement, Investing Activities Proceeds from Interest Rate Swap Proceeds from Annuities and Investment Certificates Proceeds from Issuance of Common Limited Partners Units Proceeds from Issuance of Common Stock Proceeds from Issuance of Company Obligated Mandatory Redeemable Capital Securities Proceeds from Issuance of Convertible Preferred Stock Proceeds from Issuance or Sale of Equity [Abstract] Proceeds from Issuance or Sale of Equity Proceeds from Issuance or Sale of Equity, Total Proceeds from Issuance of Financial Services Obligations Proceeds from Issuance Initial Public Offering Proceeds from Issuance of Medium-term Notes Proceeds from Minority Shareholders Proceeds from Issuance of Commercial Paper Proceeds from Issuance of Other Long-term Debt Proceeds from Issuance of Preferred Limited Partners Units Proceeds from Issuance of Preferred Stock Proceeds from Issuance of Private Placement Proceeds from Issuance of Redeemable Convertible Preferred Stock Proceeds from Issuance of Redeemable Preferred Stock Proceeds from Sale of Treasury Stock Proceeds from Issuance of Warrants Proceeds from Life Insurance Policies Proceeds from Lines of Credit [Abstract] Proceeds from Lines of Credit Proceeds from Lines of Credit, Total Proceeds from Long-term Lines of Credit Proceeds of Other Loans and Leases Held-for-investment Proceeds from Long-term Capital Lease Obligations Proceeds from Issuance of Long-term Debt [Abstract] Proceeds from Issuance of Long-term Debt and Capital Securities, Net [Abstract] Proceeds from Issuance of Long-term Debt and Capital Securities, Net Proceeds from Issuance of Long-term Debt and Capital Securities, Net, Total Proceeds from Issuance of Long-term Debt Proceeds from Issuance of Long-term Debt, Total Proceeds from Sale and Maturity of Marketable Securities [Abstract] Proceeds from Sale and Maturity of Marketable Securities Proceeds from Sale and Maturity of Marketable Securities, Total Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities Proceeds from Maturities, Prepayments and Calls of Mortgage Backed Securities (MBS) Proceeds from Notes Payable [Abstract] Proceeds from Notes Payable Proceeds from Notes Payable, Total Proceeds from Other Debt Proceeds from Sale of Other Investments [Abstract] Proceeds from Sale of Other Investments Proceeds from Sale of Other Investments, Total Proceeds from (Payments to) Minority Shareholders [Abstract] Proceeds from (Payments to) Minority Shareholders Proceeds from (Payments to) Minority Shareholders, Total Proceeds from (Repurchase of) Trust Preferred Securities Proceeds from (Repurchase of) Trust Preferred Securities, Total Proceeds from Pollution Control Bond Proceeds from Maturities, Prepayments and Calls of Other Investments Proceeds from Sale and Collection of Notes Receivable Proceeds from Related Party Debt Proceeds from (Repurchase of) Redeemable Preferred Stock [Abstract] Proceeds from (Repurchase of) Redeemable Preferred Stock Proceeds from (Repurchase of) Redeemable Preferred Stock, Total Proceeds from Sale of Available-for-sale Securities Proceeds from Sale of Available-for-sale Securities, Total Proceeds from Divestiture of Businesses Proceeds from Decommissioning Fund Proceeds from Sale of Productive Assets [Abstract] Proceeds from Sale of Productive Assets Proceeds from Sale of Productive Assets, Total Proceeds from Sale of Equity Method Investments Proceeds from Sale and Collection of Finance Receivables Proceeds from Sale of Insurance Investments Proceeds from Sale of Held-to-maturity Securities Proceeds from Sale of Intangible Assets Proceeds from Divestiture of Interest in Joint Venture Proceeds from Sale of Land Proceeds from Sale of Lease Receivables Proceeds from Sale of Lease Proceeds from Sale and Collection of Loans Receivable Proceeds Sales Mortgage Notes Receivable Proceeds from Sale of Oil and Gas Property and Equipment Proceeds from Sale of Other Productive Assets Proceeds from Sale of Other Real Estate Proceeds from Sale and Collection of Other Receivables Proceeds from Sales of Other Investments Proceeds from Sale of Investment Projects Proceeds from Sale of Property Held-for-sale Proceeds from Sale of Property, Plant, and Equipment [Abstract] Proceeds from Sale of Property, Plant, and Equipment Proceeds from Sale of Property, Plant, and Equipment, Total Proceeds from Sale of Real Estate [Abstract] Proceeds from Divestiture of Real Estate Partnership Proceeds from Sale of Real Estate Proceeds from Sale of Real Estate, Total Proceeds from Sale and Collection of Receivables [Abstract] Proceeds from Sale and Collection of Receivables Proceeds from Sale and Collection of Receivables, Total Proceeds from Sale of Restricted Investments Proceeds from Collection of Retained Interest in Securitized Receivables Proceeds from Sale of Short-term Investments Proceeds from Issuance of Trust Preferred Securities Proceeds from Sale of Waste Water Systems Proceeds from Sale of Water Systems Proceeds from Sale of Water and Waste Water Systems [Abstract] Proceeds from Sale of Water and Waste Water Systems Proceeds from Sale of Water and Waste Water Systems, Total Proceeds from Sales of Foreclosed Assets Proceeds from Leases Held-for-investment Proceeds from Sales of Loans Held-for-investment Proceeds from Sale of Loans Held-for-sale Proceeds from Sales of Loans and Leases Held-for-investment [Abstract] Proceeds from Sales of Loans and Leases Held-for-investment Proceeds from Sales of Loans and Leases Held-for-investment, Total Proceeds from Sales of Mortgage Backed Securities (MBS) Proceeds from Sales of Other Real Estate Proceeds from Sales of Wholly Owned Real Estate and Real Estate Acquired in Settlement of Loans Proceeds from Issuance of Secured Debt Proceeds from Secured Lines of Credit Proceeds from Secured Notes Payable Proceeds from Issuance of Secured Tax Exempt Debt Proceeds from Securitizations of Consumer Loans Proceeds from Securitizations of Credit Cards Proceeds from Securitizations of Loans [Abstract] Proceeds from Securitizations of Loans Proceeds from Securitizations of Loans, Total Proceeds from Short-term Debt [Abstract] Proceeds from Other Short-term Debt Proceeds from Short-term Debt Proceeds from Short-term Debt, Total Proceeds from Stock Options Exercised Proceeds from Subordinated Short-term Debt Proceeds from Issuance of Unsecured Debt Proceeds from Unsecured Lines of Credit Proceeds from Unsecured Notes Payable Research and Development in-process Product Concentration Risk [Member] Product Recall [Member] Product Warranty Accrual, Addition for Warranties Issued Product Warranty Accrual, Addition for Warranties Issued, Total Product Warranty Accrual, Amortization Product Warranty Accrual, Amortization, Total Product Warranty Accrual Balance Sheet Classification [Abstract] Product Warranty Accrual, Ending Balance Product Warranty Accrual, Beginning Balance Product Warranty Accrual Product Warranty Accrual, Total Product Warranty Accrual, Currency Translation, Increase (Decrease) Product Warranty Accrual, Currency Translation, Increase (Decrease), Total Product Warranty Accrual, Liability upon Business Acquisition Product Warranty Accrual, Liability upon Business Acquisition, Total Product Warranty Accrual, Period Increase (Decrease) Product Warranty Accrual, Period Increase (Decrease), Total Product Warranty Accrual, Payments Product Warranty Accrual, Payments, Total Product Warranty Accrual, Preexisting, Increase (Decrease) Product Warranty Accrual, Preexisting, Increase (Decrease), Total Product Warranties Disclosures [Abstract] Product Warranty Disclosure [Text Block] Product Warranty, Movement, Net [Abstract] Production, Barrels of Oil Equivalents Production and Distribution Costs [Member] Production and Property Tax Expense [Member] Production Related Impairments or Charges [Abstract] Production Related Impairments or Charges Production Related Impairments or Charges, Total Productive Gas Wells, Number of Wells, Gross Productive Gas Wells, Number of Wells, Net Productive Land, Accumulated Depletion Productive Land, Gross Productive Land, Net Productive Oil Wells, Number of Wells, Gross Productive Oil Wells, Number of Wells, Net Geographic Area of Productive Wells [Domain] Productive Wells [Abstract] Productive Wells [Axis] Productive Wells [Line Items] Productive Wells [Table] Professional and Contract Services Expense [Abstract] Professional and Contract Services Expense [Member] Professional and Contract Services Expense Professional and Contract Services Expense, Total Professional Fees [Member] Professional Malpractice Liability [Member] Progress Payments Netted Against Inventory for Long-term Contracts or Programs Proceeds from Customers for Progress Payments Energy Related Inventory, Propane Gas Equity Investment in Property and Casualty Insurance Investee [Member] Property and Casualty Insurance Segment [Member] Policy Reserves and Benefits, Property and Casualty Assets Held-for-sale, Property, Plant and Equipment Property Held-for-sale, Net, Allowance for Losses Property Held-for-sale, Gross Property Held-for-sale, Net [Abstract] Property Held-for-sale, Net Property Held-for-sale, Net, Total Property Liability Reserve Estimate, Policy Nuclear Fuel, Gross Property, Plant and Equipment Accounting Method Property, Plant and Equipment, Basis of Valuation Property, Plant and Equipment, Cost Capitalization Depreciation Expense Property, Plant and Equipment, Depreciation Methods Property, Plant and Equipment, Dispositions Property, Plant and Equipment, Estimated Useful Lives Property, Plant and Equipment, Gross Property, Plant and Equipment, Gross, Total Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Ending Balance Property, Plant and Equipment, Impairment Property, Plant and Equipment, Interest Capitalization Property, Plant and Equipment, Net Property, Plant and Equipment, Net, Total Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Policy Property, Plant and Equipment, Preproduction Design and Development Costs Property, Plant, and Equipment Related Text Proved Oil and Gas Property, Successful Effort Method Provision for Disposal of Discontinued Operations, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share, Provision for Disposal Discontinued Operation, Provision for (Gain) Loss on Disposal, before Income Tax, Total Discontinued Operation, Provision for (Gain) Loss on Disposal, before Income Tax Provision for Doubtful Accounts Depreciation Expense on Real Estate Provision for Loss on Contracts Provision for Losses on Operating and or Development Property [Member] Provision for Loan, Lease, and Other Losses [Abstract] Provision for Loan, Lease, and Other Losses Provision for Loan, Lease, and Other Losses, Total Provision for Income Taxes [Abstract] Tax Adjustments, Settlements, and Unusual Provisions Provision for Income Taxes Provision for Income Taxes, Total Provision for Lease Losses Provision for Loan and Lease Losses [Abstract] Provision for Loan and Lease Losses Provision for Loan and Lease Losses, Total Provision for Loan Losses Expensed Provision for Losses on Operating and or Development Property Provision for Other Credit Losses Provision for Other Losses Provision for Product Warranty Disallowed Costs for Recently Completed Plant, Policy Accounting and Regulatory Policies for Emission Credits or Allowances Intercompany Profit to Regulated Affiliates, Policy Description of Accounting and Regulatory Policies for Income Taxes, including Investment Tax Credits Public Utilities, Policy [Text Block] Public Utilities, Allowance for Funds Used During Construction, Capitalized Interest Public Utilities, Allowance for Funds Used During Construction, Cost of Equity Rate Public Utilities, Allowance for Funds Used During Construction, Description Public Utilities, Allowance for Funds Used During Construction, Equity Capitalized for Rate-making Purposes but Not for Financials Public Utilities, Amount of Allowance for Earnings on Equity Capitalized for Rate Making Purposes Public Utilities, Amount of Allowance for Funds Used During Construction Amount of Embedded Regulatory Asset Amount of Embedded Regulatory Liability Amount of Impairment to Carrying Amount of Regulatory Assets Amount of Regulatory Costs Not yet Approved Plant Abandonment, Policy Plant Construction Using Intermediary, Policy Public Utilities, Decommissioning Contribution Amounts Public Utilities, Deregulation Activities Public Utilities, Deregulation of Electricity Pricing Activities Description of Impairment to Carrying Amount of Regulatory Assets Allowance for Funds Used During Construction, Policy Description of Accounting and Regulatory Policies for Depreciation and Amortization Outage Costs, Policy Description of Accounting and Regulatory Policies for Repair and Maintenance Costs Description of Income and Expense Related to Amortization of Regulatory Assets and Regulatory Liabilities Description of Criteria for Recording Regulatory Assets and Regulatory Liabilities Description of Embedded Regulatory Asset Public Utilities, Description of Impact on Leases Due to Regulatory Rate Making Description of Regulatory Costs Not yet Approved Public Utilities, Description of Regulatory Scope Description of Specific Regulatory Assets Public Utilities, Description of Specific Regulatory Liabilities Public Utilities, Disclosure of Impact of Mergers Public Utilities, Disclosure of Rate Matters Public Utilities, Disclosure of Regulatory Matters Pending Public Utilities Disclosure [Text Block] Discontinuance of Application of SFAS 71 Description of Regulatory Assets and Liabilities Public Utilities, General Disclosures [Abstract] Public Utilities, Impact of Deregulation Activities Public Utilities, Impact on Leases Due to Regulatory Rate Making Interest Cost for Plant Construction Using Intermediary, Policy Public Utilities, Long-term Contracts for Purchase of Electric Power [Abstract] Long-term Contracts for Purchase of Electric Power [Table] Revenue Recognition for Alternative Revenue Programs, Policy Revenue Recognition from Long-term Power Sales Contracts, Policy Public Utilities, Nature of Allowance for Earnings on Equity Capitalized for Rate Making Purposes Public Utilities, Phase-in Plan Amount of Costs Deferred for Rate-making Purposes at End of Period Public Utilities, Phase-in Plan Modifications Public Utilities, Phase-in Plan Net Change in Amount of Costs Deferred for Rate-making Purposes Public Utilities, Phase-in Plan Terms Capitalization and Amortization of Fuel Costs, Policy Description of Accounting, Regulatory and Presentation Policies of Liabilities for Environmental Costs Public Utilities, Property, Plant and Equipment [Abstract] Public Utilities, Property, Plant and Equipment, Amount of Construction Work in Process Included in Rate Base Public Utilities, Property, Plant and Equipment, Amount of Disallowed Costs for Recently Completed Plant Public Utilities, Property, Plant and Equipment, Amount of Interest Cost for Intermediary Debt for Electric Utility Company Plant Construction Public Utilities, Property, Plant and Equipment, Amount of Loss on Plant Abandonment Public Utilities, Property, Plant and Equipment, Amount of Remainder Costs for Disallowed Assets for Recently Completed Plant Public Utilities, Property, Plant and Equipment, Calculation of Present Value of Regulated Asset for Plant Abandonment Public Utilities, Property, Plant and Equipment, Decommissioning Obligations Public Utilities, Property, Plant and Equipment, Description of Intangible Utility Plants Public Utilities, Property, Plant and Equipment, Description of Plant Abandonment Public Utilities, Property, Plant and Equipment, Disclosure of Composite Depreciation Rate for Plants in Service Public Utilities, Property, Plant and Equipment, Discount Rate for Present Value of Regulated Asset for Plant Abandonment Public Utilities, Property, Plant and Equipment, Nuclear Fuel under Capital Lease Public Utilities, Property, Plant and Equipment, Original Cost of Intangible Utility Plants Public Utilities, Property, Plant and Equipment, Plant Acquisition Adjustments for Intangible Utility Plants Public Utilities, Property, Plant and Equipment, Plant Adjustments for Intangible Utility Plants Public Utilities, Property, Plant and Equipment, Present Value of Regulated Asset for Plant Abandonment Public Utilities, Rate of Returns Below Rate Case Regulatory Asset Recovery Assessments Remaining Amounts of Regulatory Assets for which No Return on Investment During Recovery Period is Provided Remaining Recovery Period of Regulatory Assets for which No Return on Investment During Recovery Period is Provided Revenue and Expense Recognition, Policy Schedule of Long-term Contracts for Purchase of Electric Power [Text Block] Types of Costs for Recovery Types of Net Regulatory Assets Earning Returns Public Utilities [Axis] Public Utility Net Property, Plant and Equipment Public Utilities, Property, Plant and Equipment, Equipment, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Equipment Public Utilities, Property, Plant and Equipment, Land Public Utilities, Property, Plant and Equipment Items [Line Items] Public Utilities, Property, Plant and Equipment, Other Property Plant and Equipment, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Other Property, Plant and Equipment Public Utilities, Property, Plant and Equipment, Accumulated Depreciation Public Utilities, Property, Plant and Equipment, Common, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Common Public Utilities, Property, Plant and Equipment, Construction Work in Progress Public Utilities, Property, Plant and Equipment, Distribution, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Distribution Public Utilities, Property, Plant and Equipment, Generation, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Generation or Processing Public Utilities, Property, Plant and Equipment, Transmission and Distribution, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Transmission and Distribution Public Utilities, Property, Plant and Equipment, Transmission, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Transmission Public Utilities, Property, Plant and Equipment, Fuel, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Fuel Public Utilities, Property, Plant and Equipment, Vehicles, Estimated Useful Life Public Utilities, Property, Plant and Equipment, Vehicles Public Utilities, Property, Plant and Equipment, Plant in Service Public Utilities, Property, Plant and Equipment, Plant in Service, Total Public Utility Property, Plant and Equipment [Table] Public Utility Regulated [Axis] Pump Taxes Payments for (Proceeds from) Investments [Abstract] Payments to Acquire Available-for-sale Securities Payments to Acquire Available-for-sale Securities, Total Payments to Acquire Commercial Real Estate Payments for Construction 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Total Payments to Acquire Investments [Abstract] Payments to Acquire Investments Payments to Acquire Investments, Total Payments to Acquire Land Payments to Acquire Lease Receivables Payments to Acquire Leases Held-for-investment Payments to Acquire Life Insurance Policies Payments to Acquire Loans Held-for-investment Payments to Purchase Loans Held-for-sale [Abstract] Payments to Purchase Loans Held-for-sale Payments to Purchase Loans Held-for-sale, Total Payments to Acquire Loans and Leases Held-for-investment [Abstract] Payments to Acquire Other Loans and Leases Held-for-investment Payments to Acquire Loans and Leases Held-for-investment Payments to Acquire Loans and Leases Held-for-investment, Total Payments to Acquire Loans Receivable Purchase of Management Contract Rights Payments to Acquire Marketable Securities [Abstract] Payments to Acquire Marketable Securities Payments to Acquire Marketable Securities, Total Payments to Acquire Mineral Rights Payments to Acquire Mining Assets Payments to Acquire Additional Interest in Subsidiaries Purchase of Mortgage Backed Securities (MBS) Payments to Purchase Mortgage Loans Held-for-sale Purchase of Mortgage Notes Receivable Payments to Acquire Notes Receivable Payments to Acquire Oil and Gas Equipment Payments to Acquire Oil and Gas Property and Equipment [Abstract] Payments to Acquire Oil and Gas Property and Equipment Payments to Acquire Oil and Gas Property and Equipment, Total Payments to Acquire Oil and Gas Property Origination and Purchases of Mortgage Banking Assets Payments to Acquire Other Productive Assets Payments to Purchase Other Loans Held-for-sale Payments to Acquire Other Real Estate Payments to Acquire Other Receivables Business Acquisition, Purchase Price Allocation, Unmarketable Securities Purchase Price Allocation Adjustments [Member] Payments to Acquire Other Investments Payments to Acquire Projects Payments to Acquire Property, Plant, and Equipment [Abstract] Payments to Acquire Property, Plant, and Equipment Payments to Acquire Property, Plant, and Equipment, Total Payments to Acquire Real Estate [Abstract] Payments to Acquire Real Estate Payments to Acquire Real Estate, Total Payments to Acquire Receivables [Abstract] Payments to Acquire Receivables Payments to Acquire Receivables, Total Payments to Acquire Residential Real Estate Payments to Acquire Restricted Certificates of Deposit Payments to Acquire Restricted Investments [Abstract] Payments to Acquire Restricted Investments Payments to Acquire Restricted Investments, Total Payments to Acquire Retained Interest in Securitized Receivables Payments to Acquire Loans and Leases Held-for-investment, Credit Card Securitizations Payments to Acquire Short-term Investments Payments to Acquire Software Purchase of Trust Preferred Investments Purchase US Government Securities Pledged under Bond Indenture Payments to Acquire Waste Water Systems Payments to Acquire Water Systems Payments to Acquire Water and Waste Water Systems [Abstract] Payments to Acquire Water and Waste Water Systems Payments to Acquire Water and Waste Water Systems, Total Other Inventory, Purchased Goods Interest Income, Purchased Receivables Purchased under Resale Agreements [Member] Purchases and Payments of Businesses and Investments, Net [Abstract] Purchases and Payments of Businesses and Investments, Net Purchases and Payments of Businesses and Investments, Net, Total Payments for (Proceeds from) Investments Payments for (Proceeds from) Investments, Total Purpose of Derivative Instruments Not Designated as Hedging Instruments Purpose of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Purpose of Interest Rate Derivative Instruments Not Designated as Hedging Instruments Purpose of Price Risk Derivative Instruments Not Designated as Hedging Instruments Quantifying Prior Year Misstatements Corrected in Current Year Financial Statements [Abstract] Quantifying Misstatement in Current Year Financial 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Indebtedness to Net Capital Inventory, Raw Materials, Packaging Materials and Supplies Raw Materials and Purchased Parts Schedule of Real Estate and Accumulated Depreciation [Text Block] Real Estate and Accumulated Depreciation Disclosure [Text Block] Real Estate and Accumulated Depreciation, Accumulated Depreciation Real Estate and Accumulated Depreciation, Amount of Encumbrances Real Estate and Accumulated Depreciation, Carrying Costs Capitalized Subsequent to Acquisition Real Estate and Accumulated Depreciation, Date Acquired Real Estate and Accumulated Depreciation, Date of Construction Real Estate and Accumulated Depreciation, Description of Property [Domain] Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements Real Estate and Accumulated Depreciation, Carrying Amount of Land, Buildings and Improvements Real Estate and Accumulated Depreciation, Carrying Amount of Land, Buildings and Improvements, Total Real Estate and Accumulated Depreciation, Carrying Amount of Land Real Estate and Accumulated Depreciation, Improvements Capitalized Subsequent to Acquisition Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements Real Estate and Accumulated Depreciation, Initial Cost of Land Real Estate and Accumulated Depreciation, Useful Life Real Estate and Accumulated Depreciation by Property [Axis] Real Estate and Accumulated Depreciation [Line Items] Real Estate and Accumulated Depreciation [Table] Real Estate Acquired in Satisfaction of Debt [Member] Real Estate Acquisitions, Foreclosure Real Estate Disclosure [Text Block] Real Estate Held for Development and Sale Real Estate Insurance [Member] Real Estate Investment Financial Statements [Abstract] Real Estate Investment Financial Statements, Disclosure [Text Block] Real Estate Investment Partnership Cost of Sales Real Estate Investment Partnership Revenue Real Estate Investments [Abstract] Real Estate Investments, Joint Ventures Real Estate Investments Real Estate Investments, Total Real Estate Investment [Member] Real Estate Owned [Abstract] Real Estate Owned, Disclosure of Detailed Components [Abstract] Real Estate Owned, Accumulated Depreciation Real Estate Owned, Amount of Loss at Acquisition Real Estate Owned, Basis of Presentation Real Estate Owned, Basis Used to Determine Carrying Amount Real Estate Owned, Nature and Origin Real Estate Owned, Valuation Allowance, Component Real Estate Owned, Disclosure of Detailed Components Real Estate Owned Valuation Allowance [Roll Forward] Real Estate Owned, Valuation Allowance, Amounts Applied Real Estate Owned, Valuation Allowance, Policy Real Estate Owned, Valuation Allowance, Provision Real Estate Owned, Valuation Allowance Real Estate Owned, Valuation Allowance, Beginning Balance Real Estate Owned, Valuation Allowance, Ending Balance Real Estate Owned [Text Block] Real Estate Property, at Cost [Abstract] Real Estate Property, at Cost Real Estate Property, at Cost, Total Real Estate Property, Net [Abstract] Real Estate Property, Net Real Estate Property, Net, Total Real Estate Revenue, Net [Abstract] Real Estate Revenue, Net Real Estate Revenue, Net, Total Real Estate Taxes and Insurance [Member] Real Estate Taxes [Member] Real Estate Taxes Realized Gain (Loss) on Sale of Investments [Member] Gain (Loss) on Sale of Investments [Abstract] Realized Gains (Losses), Majority-Owned Subsidiaries Realized Gains (Losses), Majority-Owned Subsidiaries, Total Realized Gains (Losses), Other Affiliates Realized Gains (Losses), Other Affiliates, Total Realized Gains (Losses), Other Controlled Companies Realized Gains (Losses), Other Controlled Companies, Total Gain (Loss) on Sale of Investments Gain (Loss) on Sale of Investments, Total Realized Gains (Losses) Realized Gains (Losses), Total Realized Gains on Sale of Investments [Member] Realized Losses on Sale of Investments [Member] Reason for Change to Plan of Assets Held-for-sale [Abstract] Reason for Change to Plan of Assets Held-for-sale Recapitalization Costs Receipt of Assets in Satisfaction of Debt [Member] Proceeds from Operating Activities [Abstract] Receivable for Recovery of Import Duties, Net Receivable from Broker-Dealers and Clearing Organizations Receivable from Broker-Dealers and Clearing Organizations, Total Receivable from Clearing Organization, Current Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Description of Receivable with Imputed Interest [Domain] Receivables, Other, Related Parties and Retainage [Abstract] Finance, Loans and Leases Receivable, Policy Finance, Loans and Leases Receivable [Abstract] Receivables, Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Allowance Policy Receivables, Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Nonperforming Loans Policy Receivables, Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Policy Finance, Loans and Leases Receivable, Held-for-investment, Receivable Policy Receivables, Finance, Loan and Lease Receivables, Held for Investments, Foreclosed Assets Policy Receivables, Finance, Loan and Lease Receivables, Held-for-investment Policy Receivables, Finance, Loan and Lease Receivables, Held-for-sale Policy Receivables from Brokers Dealers [Abstract] Receivables from Brokers, Dealers, and Clearing Organizations [Abstract] Receivables from Brokers, Dealers, and Clearing Organizations Receivables from Brokers, Dealers, and Clearing Organizations, Total Receivables from Brokers Dealers Receivables from Brokers Dealers, Total Receivables from Customers Receivables Held-for-sale [Abstract] Receivables Held-for-sale, Amount Receivables Held-for-sale, Amount, Total Receivables Held-for-sale, Determination, Policy Receivables Held-for-sale, Lower of Cost or Fair Value, Policy Receivables Held-for-sale, Net Amount, Ending Balance Receivables Held-for-sale, Net Amount Receivables 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Consolidated [Abstract] Reconciliation of Revenue from Segments to Consolidated [Abstract] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Net Capital, Reconciliation with Company's Computation [Abstract] Loss Contingency Accrual, Current Loss Contingency Accrual, Noncurrent Loss Contingency Accrual Loss Contingency Accrual, Total Recorded Receivable Related to Loss Contingency, Current Recorded Receivable Related to Loss Contingency, Noncurrent Recorded Receivable Related to Loss Contingency, Ending Balance Recorded Receivable Related to Loss Contingency Recorded Unconditional Purchase Obligation [Abstract] Recorded Unconditional Purchase Obligation Disclosures Recorded Unconditional Purchase Obligation, Due after Fifth Year Recorded Unconditional Purchase Obligation, Due in Fourth and Fifth Years Recorded Unconditional Purchase Obligation, Due in Fourth Year Recorded Unconditional Purchase Obligation, Due in Second and 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Equipment [Member] Refining Equipment, Net Refunds Due under Government Contracts Not Reasonably Estimable Refunds Due under Government Contracts Proceeds from Refunds from Suppliers Registration Payment Arrangement, Accrual Carrying Value Registration Payment Arrangement, Consideration Inestimable Registration Payment Arrangement, Event to Transfer Consideration Registration Payment Arrangement, Subject Financial Instrument Registration Payment Arrangement, Gains and Losses Classification Registration Payment Arrangement, Balance Sheet Caption Registration Payment Arrangement, Maximum Potential Consideration Registration Payment Arrangement, Description [Domain] Registration Payment Arrangement, Settlement Alternatives Registration Payment Arrangement, Term Registration Payment Arrangements [Abstract] Registration Payment Arrangement [Axis] Registration Payment Arrangement [Line Items] Registration Payments, by Arrangement [Table] Regulated Operating Revenue, Electric, Non-Nuclear 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by Type, Amount Assumed from Other Companies Reinsurance Premiums, for Insurance Companies, by Type, Amount Ceded to Other Companies Reinsurance Premiums, for Insurance Companies, by Type, Net Amount Reinsurance Premiums, for Insurance Companies, by Type, Percentage of Amount Assumed to Net Reinsurance Premiums for Insurance Companies, by Product Segment [Domain] Reinsurance Premiums, for Insurance Companies, by Type, Gross Amount Reinsurance Premiums for Insurance Companies, by Product Segment [Axis] Reinsurance Premiums for Insurance Companies, by Product Segment [Line Items] Reinsurance Premiums for Insurance Companies, by Product Segment [Table] Ceded Premiums Payable Reinsurance Receivables [Abstract] Reinsurance Receivables, Case Basis Reinsurance Receivables, Incurred but Not Reported Reinsurance Receivables, Paid Losses Recoverable Reinsurance Recoverables Assumed Premiums Receivable Reinsurance Recoverable, Guarantee Benefits, Ending Balance Reinsurance Recoverable, Guarantee 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(Gain) Loss on Asset Sales Reorganization Items, Description of (Gain) Loss on Rejection of Leases and Other Contracts, Net Reorganization Items, Description of (Gain) Loss on Settlement of Other Claims, Net Reorganization Items, Description of Nondebtor Reorganization Items, Legal and Advisory Professional Fees Reorganization Items, Description of Nondebtor Reorganization Items, (Gain) Loss on Settlement of Other Claims, Net Reorganization Items, Description of Other Reorganization Items Reorganization Items, Description of Pension and Other Postretirement Plans Related Charges Reorganization Items, Description of Provision for Expected Allowed Claims Reorganization Items, Description of Retiree Related Charges Reorganization Items, Description of Revaluation of Assets and Liabilities upon Emergence from Bankruptcy Reorganization Items, Description of Revaluation of Customer-Related Obligations Reorganization Items, Description of Write-off of Deferred Financing Costs and Debt Discounts Reorganization Items Reorganization Items, Total Reorganization of Business Reserves [Member] Reorganization under Chapter 11 of US Bankruptcy Code Disclosure [Text Block] Reorganization Value [Abstract] Reorganization Value, Cash in Excess of Normal Operating Needs Reorganization Value, Methodology and Assumptions Reorganization Value, Net Realizable Value of Asset Dispositions Reorganization Value, Present Value of Discounted Cash Flows of Emerging Entity Reorganization Value Reorganization Value, Total Repayment of Debt [Member] Repayment of Notes Receivable from Related Parties Repayments of Annuities and Investment Certificates Repayments of Assumed Debt Repayments of Bank Debt Repayments of Commercial Paper Repayments of Company Obligated Mandatory Redeemable Capital Securities Repayments on Construction Loans Payable Repayments of Debt Repayments of Financial Services Obligations Repayments of First Mortgage Bond Repayments of Interest Rate Swap Repayments of Long-term Lines of Credit Repayments of Lines of Credit Repayments of Long-term Capital Lease Obligations Repayments of Long-term Debt [Abstract] Repayments of Long-term Debt and Capital Securities [Abstract] Repayments of Long-term Debt and Capital Securities Repayments of Long-term Debt and Capital Securities, Total Repayments of Long-term Debt Repayments of Long-term Debt, Total Repayments of Notes Payable Repayments of Advances for Construction Repayments of Subordinated Debt [Abstract] Repayments of Subordinated Debt Repayments of Subordinated Debt, Total Repayments of Other Debt Repayments of Other Long-term Debt Repayments of Pollution Control Bond Repayments of Related Party Debt Repayments of Secured Debt Repayments of Senior Debt [Abstract] Repayments of Senior Debt Repayments of Senior Debt, Total Repayments of Short-term Debt [Abstract] Repayments of Other Short-term Debt Repayments of Short-term Debt Repayments of Short-term Debt, Total Repayments of Subordinated Short-term Debt Repayments of Secured Tax Exempt Debt Repayments of Unsecured Tax Exempt Debt Repayments of Unsecured Debt Reported Claims Reserve [Abstract] Reported Claims Reserve Amount Reported Claims Reserve, Comment Reported and Incurred but Not Reported Claims Reserve Reported and Incurred but Not Reported Claims Reserve, Total Reported and Incurred but Not Reported (IBNR) Claim Reserves, Comment Reported and Incurred but Not Reported (IBNR) Claims Reserves [Abstract] Reported and Unreported Claims Reserve [Abstract] Reporting Segment [Domain] Repurchase Agreement Counterparty, Amount at Risk Repurchase Agreement Counterparty, Name [Domain] Repurchase Agreement Counterparty, Weighted Average Maturity of Agreements Repurchase Agreement Counterparty [Axis] Repurchase Agreement Counterparty [Line Items] Repurchase Agreement Counterparty [Table] Repurchase Agreement [Member] Repurchase Agreements, Accounting for Interest Expense Repurchase Agreements, Accounting Policy for Transactions Similar to Repurchase Agreements Repurchase Agreements, Business Purposes Repurchase Agreements, Characterization Repurchase Agreements, Collateral Policy Repurchase Agreements, Interest Expense Amount Repurchase Agreements, Maturities Repurchase Agreements, Policy for Monitoring of Market Value of Underlying Assets Repurchase Agreements, Policy for Reporting Transactions with Same Counterparty Repurchase Agreements and Resale Agreements, Accounting Policy for Transactions Similar to Repurchase Agreements Repurchase Agreements, Valuation Policy Payments for Repurchase of Common Stock Repayments of Convertible Debt Payments for Repurchase of Convertible Preferred Stock Repurchase of Equity [Member] Payments for Repurchase of Initial Public Offering Payments to Minority Shareholders Payments for Repurchase of Preferred Stock Payments for Repurchase of Private Placement Payments for Repurchase of Redeemable Convertible Preferred Stock Payments for Repurchase of Redeemable Preferred Stock Repurchase and Resale Agreements, Additional Collateral Requirements Repurchase and Resale Agreements, Business Purposes Repurchase and Resale Agreements, Characterization Repurchase and Resale Agreements, Collateral Policy Repurchase and Resale Agreements, Policy for Monitoring of Market Value of Underlying Assets Repurchase and Resale Agreements, Policy for Reporting Transactions with Same Counterparty Repurchase and Resale Agreements Policy Repurchase and Resale Agreements, Valuation Policy Payments for Repurchase of Trust Preferred Securities Payments for Repurchase of Warrants Required Net Capital Resale Agreement Counterparty, Amount at Risk Resale Agreement Counterparty, Name [Domain] Resale Agreement Counterparty, Weighted Average Maturity of Agreements Resale Agreement Counterparty [Axis] Resale Agreement Counterparty [Line Items] Resale Agreement Counterparty [Table] Resale Agreements, Additional Collateral Requirements for Securities or Assets to be Resold Resale Agreements, Business Purposes Resale Agreements, Characterization Resale Agreements, Collateral Rights in Event of Default Related to Securities to be Resold Resale Agreements, Interest Income Amount Resale Agreements, Maturities Resale Agreements, Policy for Monitoring of Market Value of Underlying Assets Resale Agreements, Policy for Reporting Transactions with Same Counterparty Resale Agreements, Securities Possession Policy Resale Agreements, Valuation Policy Research and Development Asset Acquired Other than Through Business Combination, Description Research and Development Asset Acquired Other than Through Business Combination, Fair Value Acquired Research and Development Asset Acquired Other than Through Business Combination, Written-off, Income Statement Caption Research and Development Asset Acquired Other than Through Business Combination, Written-off Research and Development Assets [Axis] Research and Development Asset, Arrangement [Domain] Research and Development Asset [Line Items] Research and Development Assets [Abstract] Research and Development Asset Acquired Other than Through Business Combination [Table] Research, Development, and Computer Software, Policy Research, Development and Computer Software, Activity Description Research and Development Arrangement with Federal Government [Abstract] Research and Development Arrangement with Federal Government, Costs Incurred, Net Research and Development Arrangement with Federal Government, Customer Funding to Offset Costs Incurred Research and Development Arrangement with Federal Government, Description and Terms Research and Development Arrangement, Contract to Perform for Others [Abstract] Research and Development Arrangement, Contract to Perform for Others, Compensation Earned Research and Development Arrangement, Contract to Perform for Others, Costs Incurred, Gross Research and Development Arrangement, Contract to Perform for Others, Description and Terms Research, Development, and Computer Software Expense, Policy Research, Development, and Computer Software Disclosure [Text Block] Research and Development Expense (Excluding Acquired in-process Cost) Research and Development [Member] Research [Member] Resell Agreements, Period End Amounts Excluding Effects of Agreements Reported Net by Counterparty Increase (Decrease) in Reserve for Commissions, Expense and Taxes Reserve for Commissions, Expense and Taxes Reserve for Cash Discount [Member] Reserve for Customer Deductions [Member] Reserve for Earn-out Receivable [Member] Reserve for Impairment of Intangible Assets [Member] Liability for Unpaid Claims and Claims Adjustment Expense, Adjustment of Opening Balance, Amount Liability for Unpaid Claims and Claims Adjustment Expense, Adjustment of Opening Balance, Type [Domain] Liability for Unpaid Claims and Claims Adjustment Expense, Adjustment of Opening Balance [Axis] Liability for Unpaid Claims and Claims Adjustment Expense, Adjustment of Opening Balance [Line Items] Liability for Unpaid Claims and Claims Adjustment Expense, Adjustment of Opening Balance [Table] Liability for Unpaid Claims and Claims Adjustment Expense [Abstract] Reserve for Unpaid Claims and Claims Adjustment Expense, Net, Ending Balance Reserve for Unpaid Claims and Claims Adjustment Expense, Net, Beginning Balance Liability for Unpaid Claims and Claims Adjustment Expense, Net Reserve for Unpaid Claims and Claims Adjustment Expense, Net, Total Liability for Unpaid Claims and Claims Adjustment Expense, Opening Balance Adjustments Reserve for Unpaid Claims and Claims Adjustment Expense, Opening Balance Adjustments, Total Liability for Unpaid Claims and Claims Adjustment Expense, Reinsurance Recoverables, Addition Liability for Unpaid Claims and Claims Adjustment Expense, Reinsurance Recoverables, Deduction Liability for Unpaid Claims and Claims Adjustment Expense Schedule [Abstract] Liability for Unpaid Claims and Claims Adjustment Expense Schedule, Comments Reserve for Unpaid Claims and Claims Adjustment Expense, Ending Balance Reserve for Unpaid Claims and Claims Adjustment Expense, Beginning Balance Liability for Unpaid Claims and Claims Adjustment Expense Reserve Quantities of Oil and Gas Subject to Purchase under Long-term Supply, Purchase, or Similar Agreements and Contracts Reserves Related to Royalty Interests Not Available Residential Mortgage [Member] Restatement to Prior Year Income Restatement of Prior Year Income, Gross Restricted Assets, Noncurrent [Abstract] Restricted Assets, Noncurrent Restricted Assets, Noncurrent, Total Other Restricted Assets, Noncurrent Available-for-sale Securities, Restricted Schedule of Restricted Cash and Cash Equivalents [Text Block] Restricted Cash and Cash Equivalent Item, Description Restricted Cash and Cash Equivalent Item, Purpose Restricted Cash and Cash Equivalent Item, Agreement Restricted Cash and Cash Equivalents, Cash and Cash Equivalents [Axis] Restricted Cash and Cash Equivalents [Line Items] Restricted Cash and Cash Equivalents [Table] Restricted Cash and Cash Equivalents, at Carrying Value Restricted Cash and Investments, Current [Abstract] Restricted Cash and Investments, Noncurrent [Abstract] Restricted Cash and Investments, Noncurrent Restricted Cash and Investments, Noncurrent, Total Restricted Cash and Investments, Current Restricted Cash and Investments, Current, Total Use of Restricted Cash for Acquisition of Oil and Gas Property Restricted Cash, Noncurrent Restricted Stock, Ending Balance Restricted Stock, Beginning Balance Restricted Stock Held-to-maturity Securities, Restricted Restricted Investment, Noncurrent Restricted Investments, Current Available-for-sale Securities, Restrictions, Additional Information Restrictions on Dividends, Loans and Advances Held-to-maturity Securities, Restrictions, Additional Information Restrictions on Loans and Other Fund Transfers Restrictions on Parent Company's Ability to Pay Dividends Restructuring Charges [Abstract] Restructuring Charges [Member] Restructuring Charges Restructuring Charges, Total Restructuring Reserve [Abstract] Restructuring Reserve, Adjustment Description Restructuring Reserve, Accrual Adjustment Restructuring Reserve, Accrual Adjustment, Total Schedule of Restructuring Reserve [Text Block] Restructuring Reserve, Period Increase (Decrease) Restructuring Reserve, Period Increase (Decrease), Total Restructuring Reserve, Ending Balance Restructuring Reserve, Beginning Balance Restructuring Reserve Restructuring Reserve, Total Restructuring and Related Activities, Completion Date Restructuring and Related Activities, Contract Termination, Accrual Adjustment Restructuring and Related Activities, Contract Termination, Accrual, Ending Balance Restructuring and Related Activities, Contract Termination, Accrual, Beginning Balance Restructuring and Related Activities, Contract Termination, Accrual Restructuring and Related Activities, Contract Termination, Cost Incurred in Period Restructuring and Related Activities, Contract Termination, Net, Increase (Decrease) Restructuring and Related Activities, Contract Termination, Settled with Cash Restructuring and Related Activities, Contract Termination, Settled without Cash Restructuring and Related Activities, Contract Termination, Translation Adjustment Restructuring and Related Costs, Cost Incurred to Date Restructuring and Related Costs, Cost Incurred to Date, Total Restructuring and Related Activities, Employee Relocation, Accrual Adjustment Restructuring and Related Activities, Employee Relocation, Accrual, Ending Balance Restructuring and Related Activities, Employee Relocation, Accrual, Beginning Balance Restructuring and Related Activities, Employee Relocation, Accrual Restructuring and Related Activities, Employee Relocation, Cost Incurred in Period Restructuring and Related Activities, Employee Relocation, Net, Increase (Decrease) Restructuring and Related Activities, Employee Relocation, Settled with Cash Restructuring and Related Activities, Employee Relocation, Settled without Cash Restructuring and Related Activities, Employee Relocation, Translation Adjustment Restructuring and Related Activities, Employee Severance, Accrual Adjustment Restructuring and Related Activities, Employee Severance, Accrual, Ending Balance Restructuring and Related Activities, Employee Severance, Accrual, Beginning Balance Restructuring and Related Activities, Employee Severance, Accrual Restructuring and Related Activities, Employee Severance, Cost Incurred in Period Restructuring and Related Activities, Employee Severance, Net, Increase (Decrease) Restructuring and Related Activities, Employee Severance, Settled with Cash Restructuring and Related Activities, Employee Severance, Settled without Cash Restructuring and Related Activities, Employee Severance, Translation Adjustment Restructuring and Related Costs, Expected Cost Restructuring and Related Costs, Expected Cost, Total Restructuring and Related Activities, Facility Closing, Accrual Adjustment Restructuring and Related Activities, Facility Closing, Accrual, Ending Balance Restructuring and Related Activities, Facility Closing, Accrual, Beginning Balance Restructuring and Related Activities, Facility Closing, Accrual Restructuring and Related Activities, Facility Closing, Cost Incurred in Period Restructuring and Related Activities, Facility Closing, Net, Increase (Decrease) Restructuring and Related Activities, Facility Closing, Settled with Cash Restructuring and Related Activities, Facility Closing, Settled without Cash Restructuring and Related Activities, Facility Closing, Translation Adjustment Restructuring and Related Costs, Caption that Includes Restructuring Charges Restructuring and Related Activities, Initiation Date Restructuring and Related Activities, Liability Not Recognized Restructuring and Related Activities, Other Costs, Accrual Adjustment Restructuring and Related Activities, Other Costs, Accrual, Ending Balance Restructuring and Related Activities, Other Costs, Accrual, Beginning Balance Restructuring and Related Activities, Other Costs, Accrual Restructuring and Related Activities, Other Costs, Cost Incurred in Period Restructuring and Related Activities, Other Costs Net, Increase (Decrease) Restructuring and Related Activities, Other Costs, Settled with Cash Restructuring and Related Activities, Other Costs, Settled without Cash Restructuring and Related Activities, Other Costs, Translation Adjustment Restructuring and Related Costs, Incurred Cost Restructuring and Related Costs, Incurred Cost, Total Restructuring and Related Activities, Description Restructuring and Related Activities, Reportable Segment Restructuring Reserve, Settled with Cash Restructuring Reserve, Settled with Cash, Total Restructuring Reserve, Settled without Cash Restructuring Reserve, Settled without Cash, Total Restructuring Reserve, Translation Adjustment Restructuring Reserve, Translation Adjustment, Total Restructuring and Related Activities Disclosure [Text Block] Restructuring, Settlement and Impairment Provisions [Abstract] Other Restructuring, Remediation and Impairment Provisions Restructuring, Settlement and Impairment Provisions Restructuring, Settlement and Impairment Provisions, Total Restructuring Reserve, Current Restructuring Reserve, Noncurrent Results of Operations, Accretion of Asset Retirement Obligations Results of Operations, Depreciation, Depletion and Amortization, and Valuation Provisions Results of Operations, Dry Hole Costs Results of Operations, Enterprise's Share of Equity Method Investees' Results of Operations for Oil and Gas Producing Activities Results of Operations, Expense, Other Results of Operations, Exploration Expense Results of Operations, General and Administrative Related to Oil and Gas Producing Activities Results of Operations, Geographic Area [Domain] Results of Operations, Impairment of Oil and Gas Properties Results of Operations, Income before Income Taxes Results of Operations, Income Tax Expense Results of Operations, Oil and Gas Producing Activities Net Income (Excluding Corporate Overhead and Interest Costs) Results of Operations, Production or Lifting Costs Results of Operations, Revenue from Oil and Gas Producing Activities Results of Operations, Revenue from Oil and Gas Producing Activities, Total Results of Operations, Revenue, Other Results of Operations, Sales or Transfers to Enterprise's Other Operations Results of Operations, Sales Revenue to Unaffiliated Enterprises Results of Operations, Transportation Costs Results of Operations, Revenue from Oil and Gas Producing Activities [Abstract] Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Axis] Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items] Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Table] Deposits, Retail Retail Land Sales, Delinquent Accounts Receivable Retail Land Sales, Estimated Cost of Major Improvements, Fifth Year Retail Land Sales, Estimated Cost of Major Improvements, First Year Retail Land Sales, Estimated Cost of Major Improvements, Fourth Year Retail Land Sales, Estimated Cost of Major Improvements, Second Year Retail Land Sales, Estimated Cost of Major Improvements, Third Year Retail Land Sales, Maturity of Accounts Receivable, Year Five Retail Land Sales, Maturity of Accounts Receivable, Year Four Retail Land Sales, Maturity of Accounts Receivable, Year One Retail Land Sales, Maturity of Accounts Receivable, Year Three Retail Land Sales, Maturity of Accounts Receivable, Year Two Retail Land Sales Receivables, Method for Determining Delinquencies Retail Land Sales Receivables, Range of Stated Interest Rates Retail Land Sales, Liability for Improvements Retail Land Sales, Estimated Cost of Major Improvements Retail Land Sales, Estimated Cost of Major Improvements, Total Retail Land Sales [Abstract] Retail Land Sales, Description [Text Block] Retail Related Inventory [Abstract] Retail Related Inventory, Retail Related Inventory Retail Site [Member] Retainage Deposit Retained Earnings [Abstract] Retained Earnings, after Adoption of New Accounting Principle Retained Earnings, Appropriated Retained Earnings, before Application of New Accounting Principle Retained Earnings, Cash Dividend, Common Stock Retained Earnings, Cash Dividend, Preferred Stock Retained Earnings, Change in Accounting Principle Retained Earnings, Change in Reporting Entity Retained Earnings, Correction of Error Retained Earnings, Equity Method Retained Earnings, Period Increase (Decrease) Retained Earnings, Period Increase (Decrease), Total Retained Earnings, Initial Adoption of New Accounting Principle Retained Earnings, Unappropriated Retained Earnings, Restrictions Retained Earnings, Stock Dividend, Common Stock Retained Earnings, Stock Dividend, Preferred Stock Retained Earnings, Stock Issued, Compensation Retained Earnings, Stock Issued, Compensation, Total Retained Earnings, Stock Dividend, Convertible Securities Retained Earnings, Stock Issued, Employee Stock Purchase Plan Retained Earnings, Stock Issued, Restricted Stock Awards, Net of Forfeitures Retained Earnings, Stock Issued, Share-based Compensation Retained Earnings, Stock Issued, Stock Options Exercised Retained Earnings, Stock Repurchased and Retired Retained Earnings, Treasury Stock Reissued as Common Stock Retained Earnings, Ending Balance Retained Earnings, Beginning Balance Retained Earnings Retained Earnings, Total Retained Interest, Current Retirement of Tangible Assets, Other Descriptors Returned Securities Pledged as Collateral Revaluation of Assets [Member] Revaluation of Liabilities [Member] Revenue from Administrative Services [Abstract] Revenue from Administrative Services Affiliated Revenue from Administrative Services Other Revenue from Administrative Services Revenue from Administrative Services, Total Admissions Revenue Revenue from Affiliates Clearing Fees Revenue Competitive Energy Revenue Concessions Revenue Construction Revenue [Abstract] Construction Revenue Construction Revenue, Total Contracts Revenue Revenue from Custodial Fees Management Fees Revenue Electric Domestic Regulated Revenue Electric Worldwide Unregulated Revenue Electrical Distribution Revenue Electrical Generation Revenue Electrical Transmission and Distribution Revenue [Abstract] Electrical Transmission and Distribution Revenue Electrical Transmission and Distribution Revenue, Total Electrical Transmission Revenue Revenue from Enrollment and Registration Fees Escalation Revenue Facility Membership and Operations Revenue Food and Beverage Revenue Franchise Revenue Revenue from Sale and Rental of Furniture Gain (Loss) on Sale of Insurance Block Revenue on Sale of Real Estate Held-for-Sale General Contractor Revenue Revenue from Grants Home Building Revenue Revenue from Lease and Owned Hotels [Abstract] Revenue from Leased Hotels Revenue from Owned Hotels Revenue from Lease and Owned Hotels Revenue from Lease and Owned Hotels, Total Insurance Agency Management Fee Insurance Investment Income Revenue from Lease or Rental of Property or Equipment Licenses Revenue Revenue from Processing Fees on Loans Maintenance Revenue Membership Dues Revenue Occupancy Revenue Revenue from Origination Fees on Loans Other Construction Revenue Land Sales Parking Revenue Revenue from Performance Fees Policy Charges, Insurance Premiums Earned, Net [Abstract] Premiums Earned, Net Premiums Earned, Net, Total Revenue Recognition Accounting Policy, Gross and Net Revenue Disclosure Revenue Recognition Accounting Policy, Reductions to Gross Revenue Disclosure Revenue Recognition, Advertising Barter Transactions Revenue Recognition, Allowances Revenue Recognition, Completed-Contract Method Revenue Recognition, Cost of Sales, Vendor Allowances Revenue Recognition, Customer Acquisitions Revenue Recognition, Discounts Revenue Recognition, Dividends Revenue Recognition, General Principles Revenue Recognition, Gift Cards, Breakage Revenue Recognition, Gift Cards Revenue Recognition, Gross Versus Net Reporting Revenue Recognition, Incentive and Award Fees Revenue Recognition, Incentives Revenue Recognition, Interest Revenue Recognition Leases, Capital Revenue Recognition Leases, Operating Revenue Recognition Leases Revenue Recognition, Long-term Construction Contracts Revenue Recognition, Loyalty Programs Revenue Recognition, Multiple Element Arrangements, Other Revenue Recognition, Multiple Element Arrangements, Software Revenue Recognition, Multiple Element Arrangements Revenue Recognition, Other Revenue Revenue Recognition, Percentage-of-Completion Method Revenue Recognition, Policy Revenue Recognition, Product Sales Revenue Recognition, Products [Axis] Revenue Recognition, Products, Description [Domain] Revenue Recognition, Products [Line Items] Revenue Recognition, Products, Policy Revenue Recognition, by Products [Table] Revenue Recognition, Rebates Revenue Recognition, Revenue Reductions Revenue Recognition, Sales Returns, Changes in Estimated Returns Revenue Recognition, Sales Returns, Reserve for Sales Returns Revenue Recognition, Sales Returns Revenue Recognition, Sales of Services Revenue Recognition, Services [Axis] Revenue Recognition, Services, Commissions Revenue Recognition, Services, Description [Domain] Revenue Recognition, Services, Franchise Fees Revenue Recognition, Services, Licensing Fees Revenue Recognition, Services [Line Items] Revenue Recognition, Services, Management Fees Revenue Recognition, Services, Other Fees Revenue Recognition, Services, Policy Revenue Recognition, Services, Refundable Fees for Services Revenue Recognition, Services, Royalty Fees Revenue Recognition, Services [Table] Revenue Recognition, Software Revenue Recognition, Deferred Revenue Revenue from Related Parties Royalty Revenue [Abstract] Royalty Revenue from Coal Royalty Revenue Royalty Revenue, Total Signage Revenue Tenant Reimbursements Time Share Revenue Fees and Commissions, Transfer Agent Brokered Natural Gas Margin Revenue Exploration and Production Revenue Marine Services Revenue Natural Gas Production Revenue Refining and Marketing Revenue Reverse Repurchase Agreements Segregated under Commodity Exchange Act Regulation Reverse Repurchase Agreements Segregated under Other Regulations Reverse Repurchase Agreements Segregated under Securities Exchange Commission Regulation Revisions of Previous Quantity Estimates Loans and Leases Receivable, Consumer, Revolving, Other Revolving Loan Facility to Finance Leveraged Buyout Assets Held by Insurance Regulators Statutory Accounting Practices, Risk Based Capital Requirements Compliance Assertion Risk Based Ratios [Abstract] Risks Inherent in Servicing Assets and Servicing Liabilities, Description of Instruments Used to Manage Risks Risks Inherent in Servicing Assets and Servicing Liabilities, Type [Domain] Risks Inherent in Servicing Assets and Servicing Liabilities, Fair Value of Instruments Used to Manage Risks, Ending Balance Risks Inherent in Servicing Assets and Servicing Liabilities, Fair Value of Instruments Used to Manage Risks, Beginning Balance Risks Inherent in Servicing Assets and Servicing Liabilities, Fair Value of Instruments Used to Manage Risks Managing Risks Inherent in Servicing Assets and Servicing Liabilities by Type of Risk [Axis] Risks Inherent in Servicing Assets and Servicing Liabilities [Line Items] Managing of Risks Inherent in Servicing Assets and Servicing Liabilities [Table] Risks and Uncertainties in Entity's Business Payments for Royalties Proceeds from Royalties Received Royalty Agreements [Member] Royalty Arrangement [Member] Royalty Expense Royalty Income, Nonoperating Royalty Payments Expense [Member] Salaries and Wages Accrued Salaries Salary Continuation Proceeds from Sale and Maturity of Debt and Equity Securities [Abstract] Proceeds from Sale and Maturity of Debt and Equity Securities Proceeds from Sale and Maturity of Debt and Equity Securities, Total Proceeds from Sale of Interest in Corporate Unit Proceeds from Sale of Interest in Partnership Unit Proceeds from Sale, Maturity and Collections of Investments [Abstract] Proceeds from Sale, Maturity and Collections of Investments Proceeds from Sale, Maturity and Collections of Investments, Total Sale Leaseback Transaction, Accumulated Depreciation Sale Leaseback Transaction, Amount Due under Financing Arrangement Sale Leaseback Transaction, Annual Rental Payments Sale Leaseback Transaction, Circumstances Requiring Continuing Involvement Sale Leaseback Transaction, Cumulative Gain Recognized Sale Leaseback Transaction, Current Period Gain Recognized Sale Leaseback Transaction, Date Sale Leaseback Transaction, Deferred Gain, Gross Sale Leaseback Transaction, Deferred Gain, Net [Abstract] Sale Leaseback Transaction, Deferred Gain, Net Sale Leaseback Transaction, Description of Accounting for Leaseback Sale Leaseback Transaction, Description of Asset(s) Sale Leaseback Transaction, Description of Transaction [Domain] Sale Leaseback Transaction, Gross Proceeds Sale Leaseback Transaction, Historical Cost Sale Leaseback Transaction, Imputed Interest Rate Sale Leaseback Transaction, Lease Terms Sale Leaseback Transaction, Monthly Rental Payments Sale Leaseback Transaction, Net Book Value [Abstract] Sale Leaseback Transaction, Net Book Value Sale Leaseback Transaction, Net Proceeds Sale Leaseback Transaction, Other Information Sale Leaseback Transaction, Other Payments Required Sale Leaseback Transaction, Related Party Transaction Sale Leaseback Transaction, Rent Expense Sale Leaseback Transaction [Axis] Sale Leaseback Transaction Disclosure [Text Block] Sale Leaseback Transaction [Line Items] Sale Leaseback Transaction [Table] Sale Leaseback Transactions, Policy Sale [Member] Sale of Stock, Deferred Income Tax Provision on Gain (Loss) Recognized Sale of Stock, Description of Transaction [Domain] Gain (Loss) on Sale of Stock Transaction Sale of Stock, Method of Accounting for Gain (Loss) on Transaction Sale of Stock, Nature of Consideration Received Per Transaction Sale of Stock, Number of Shares Issued in Transaction Sale of Stock, Percentage of Ownership after Transaction Sale of Stock, Percentage of Ownership before Transaction Sale of Stock, Price Per Share Sale of Stock, Reason for Omitting Deferred Income Tax Provision on Gain (Loss) Recognized Sale of Stock, Consideration Received on Transaction Sale of Stock, Consideration Received Per Transaction Sale of Stock, Transaction Date Sale of Stock by Subsidiary or Equity Investee Disclosure [Abstract] Sale of Stock by Subsidiary or Equity Method Investee Disclosure [Text Block] Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Text Block] Sales Allowances, Goods Sales Commissions and Fees [Member] Sales Discounts, Goods Sales Discounts, Services Proceeds from Sales of Federal Reserve Stock Sales Inducements to Contract Holders, Policy Sales of Oil and Gas Prospects Sales Returns and Allowances, Goods [Abstract] Sales Allowances, Services Sales Returns and Allowances, Goods Sales Returns and Allowances, Goods, Total Sales Returns and Allowances [Member] Sales Returns, Goods Sales Revenue from Energy Commodities and Services [Abstract] Sales Revenue from Energy Commodities and Services Sales Revenue from Energy Commodities and Services, Total Sales Revenue, Energy Services Revenue, Financial Services Industry Sales Revenue, Goods, Net [Member] Sales Revenue, Goods, Gross Sales Revenue, Services, Gross Sales Revenue, Net [Abstract] Sales Revenue, Goods, Net [Abstract] Other Sales Revenue, Goods, Net Sales Revenue, Goods, Net Sales Revenue, Goods, Net, Total Other Sales Revenue, Net Sales Revenue, Services, Net [Abstract] Revenue, Other Services Sales Revenue, Services, Net Sales Revenue, Services, Net, Total Sales Revenue, Net Sales Revenue, Net, Total Sales Revenue, Services, Net [Member] Chemicals Revenue Coal Products and Services Revenue Construction Materials Revenue Gold Products and Services Revenue Binder Sales Revenue Fractionation Revenue Natural Gas Midstream Revenue [Abstract] Natural Gas Midstream Revenue Natural Gas Midstream Revenue, Total Natural Gas Storage Revenue Oil and Condensate Revenue Oil and Gas Sales Revenue Other Alternative Energy Sales Revenue Synthetic Fuel Sales Revenue Revenue Other Manufactured Products Revenue Mineral Sales [Abstract] Revenue Mineral Sales Revenue Mineral Sales, Total Other Utility Revenue Propane Revenue Revenue from Purchased Oil and Gas Recycling Revenue Secondary Processing Revenue Revenue, Coal Services Revenue, Oil and Gas Services Revenue Steam Products and Services Timber Revenue Revenue, Environmental Remediation Services Sales and Excise Tax Payable Sales and Transfers of Oil and Gas Produced, Net of Production Costs Salvage and Subrogation Recoveries [Abstract] Salvage and Subrogation Recoveries, Description Salvage and Subrogation Recoveries, Value Salvage Value [Member] Accounts Receivable, Additional Narrative Disclosure Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Text Block] Schedule of Acquired Indefinite-Lived Intangible Assets by Major Class [Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earning Per Share [Text Block] Schedule of Assets Held-for-sale [Text Block] Schedule of Assets Measured at Fair Value on Nonrecurring Basis, by Category [Text Block] Schedule of Assets Measured at Fair Value on Recurring Basis, Level Three by Category [Text Block] Schedule of Assets Measured at Fair Value on Recurring Basis by Category [Text Block] Schedule of Assets or Liabilities from Transfers of Financial Assets Having No Reasonable Estimate of Fair Value [Text Block] Schedule of Assumptions for Fair Value as of Balance Sheet Date of Interests Continued to be Held by Transferor, Servicing Assets, or Servicing Liabilities [Text Block] Schedule of Assumptions for Fair Value on Securitization Date of Interests Continued to be Held by Transferor, Servicing Assets, or Servicing Liabilities [Text Block] Available-for-sale Securities, Amortized Cost, Asset-Backed Securities Available-for-sale Securities, Amortized Cost, Auction Rate Securities Available-for-sale Securities, Equity Securities at Cost Available-for-sale Securities, at Amortized Cost Available-for-sale Securities, at Amortized Cost, Total Available-for-sale Securities, Amortized Cost, Bank Time Deposits Available-for-sale Securities, Amortized Cost, Commercial Paper Available-for-sale Securities, Corporate Debt Securities, at Amortized Cost Available-for-sale Securities, Amortized Cost, Foreign Corporate Debt Securities Available-for-sale Securities, Amortized Cost, Foreign Debt Securities Available-for-sale Securities, Foreign Government Debt Securities, at Amortized Cost, Ending Balance Available-for-sale Securities, Foreign Government Debt Securities, at Amortized Cost Available-for-sale Securities, Mortgage-Backed Securities, at Amortized Cost Available-for-sale Securities, Other Debt Securities, at Amortized Cost Available-for-sale Securities, US States and Political Subdivisions Debt Securities, at Amortized Cost Available-for-sale Securities, US Treasury and Government Debt Securities, at Amortized Cost Available-for-sale Securities, Amortized Cost, US Corporate Debt Securities Available-for-sale Securities, Amortized Cost, Variable Rate Demand Obligations Available-for-sale Securities, Debt Maturities, Basis of Allocation Available-for-sale Securities, Fair Value, Asset-Backed Securities Available-for-sale Securities, Fair Value, Auction Rate Securities Available-for-sale Securities, Fair Value, Available-for-sale Equity Securities Available-for-sale Securities, Fair Value, Available-for-sale Securities Available-for-sale Securities, Fair Value, Available-for-sale Securities, Total Available-for-sale Securities, Fair Value, Bank Time Deposits Available-for-sale Securities, Fair Value, Commercial Paper Available-for-sale Securities, Fair Value, Corporate Debt Securities Available-for-sale Securities, Fair Value, Foreign Corporate Debt Securities Schedule of Available-for-sale Securities, Fair Value, Foreign Debt Securities Available-for-sale Securities, Fair Value, Foreign Government Debt Securities Available-for-sale Securities, Fair Value, Mortgage-Backed Securities Available-for-sale Securities, Fair Value, Other Debt Securities Available-for-sale Securities, Fair Value, US States and Political Subdivisions Debt Securities Available-for-sale Securities, Fair Value, US Treasury and Government Debt Securities Available-for-sale Securities, Fair Value, US Corporate Debt Securities Available-for-sale Securities, Fair Value, Variable Rate Demand Obligations Available-for-sale Securities, Gross Unrealized Gains, Asset-Backed Securities Available-for-sale Securities, Gross Unrealized Gains, Auction Rate Securities Available-for-sale Securities, Gross Unrealized Gains, Available-for-sale Equity Securities Available-for-sale Securities, Gross Unrealized Gains (Old) Available-for-sale Securities, Gross Unrealized Gains (Old), Total Available-for-sale Securities, Gross Unrealized Gains, Bank Time Deposits Available-for-sale Securities, Gross Unrealized Gains, Commercial Paper Available-for-sale Securities, Gross Unrealized Gains, Corporate Debt Securities Available-for-sale Securities, Gross Unrealized Gains, Foreign Corporate Debt Securities Available-for-sale Securities, Gross Unrealized Gains, Foreign Debt Securities Available-for-sale Securities, Gross Unrealized Gains, Foreign Government Debt Securities Available-for-sale Securities, Gross Unrealized Gains, Mortgage-Backed Securities Available-for-sale Securities, Gross Unrealized Gains, Other Debt Securities Available-for-sale Securities, Gross Unrealized Gains, US States and Political Subdivisions Debt Securities Available-for-sale Securities, Gross Unrealized Gains, US Treasury and Government Debt Securities Available-for-sale Securities, Gross Unrealized Gains, US Corporate Debt Securities Available-for-sale Securities, Gross Unrealized Gains, Variable Rate Demand Obligations Available-for-sale Securities, Gross Unrealized Losses, Asset-Backed Securities Available-for-sale Securities, Gross Unrealized Losses, Auction Rate Securities Available-for-sale Securities, Gross Unrealized Losses, Available-for-sale Equity Securities Available-for-sale Securities, Gross Unrealized Losses, Bank Time Deposits Available-for-sale Securities, Gross Unrealized Losses, Commercial Paper Available-for-sale Securities, Gross Unrealized Losses, Corporate Debt Securities Available-for-sale Securities, Gross Unrealized Losses, Foreign Corporate Debt Securities Schedule of Available-for-sale Securities, Gross Unrealized Losses, Foreign Debt Securities Available-for-sale Securities, Gross Unrealized Losses, Foreign Government Debt Securities Available-for-sale Securities, Gross Unrealized Losses, Mortgage-Backed Securities Available-for-sale Securities, Gross Unrealized Losses, Other Debt Securities Available-for-sale Securities, Gross Unrealized Losses, US States and Political Subdivisions Debt Securities Available-for-sale Securities, Gross Unrealized Losses, US Treasury and Government Debt Securities Available-for-sale Securities, Gross Unrealized Losses, US Corporate Debt Securities Available-for-sale Securities, Gross Unrealized Losses, Variable Rate Demand Obligations Capitalized Costs Relating to Oil and Gas Producing Activities Disclosure [Text Block] Cash Flow, Noncash Investing and Financing Activities Disclosure [Text Block] Schedule of Ceded Credit Risk by Reinsurer [Text Block] Schedule of Closed Block Assets and Liabilities Closed Block Accounting Policy Schedule of Closed Block Summarized Financial Data Recorded Unconditional Purchase Obligation Recorded Unconditional Purchase Obligations [Text Block] Cost Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities Disclosure [Text Block] Schedule of Debt Extinguished [Abstract] Schedule of Debt Extinguished [Text Block] Schedule of Deposit Liabilities [Abstract] Schedule of Derivative Instruments [Abstract] Schedule of Derivative Instruments by Balance Sheet Classification [Abstract] Schedule of Derivative Instruments Not Designated as Hedging Instruments Activity [Abstract] Schedule of Derivative Instruments Not Designated as Hedging Instruments Activity [Text Block] Schedule of Derivative Instruments [Text Block] Schedule of Development Wells Drilled [Text Block] Schedule of Defined Benefit Plans Disclosures [Text Block] Schedule of Environmental Loss Contingencies by Site [Text Block] Equity Method Investments [Text Block] Schedule of Exploratory Wells Drilled [Text Block] Schedule of Extraordinary Items [Text Block] Life Settlement Contracts, Fair Value Method, Carrying Amount Life Settlement Contracts, Fair Value Method, Face Value Life Settlement Contracts, Fair Value Method, Number of Contracts Life Settlement Contracts, Fair Value Method, Five Year Disclosure [Axis] Schedule of Life Settlement Contracts, Fair Value Method, Disclosure Items [Line Items] Schedule of Life Settlement Contracts, Fair Value Method [Table] Schedule of Fair Value of Separate Accounts by Major Category of Investment, Category [Domain] Schedule of Fair Value of Separate Accounts by Major Category of Investment, Fair Value Schedule of Fair Value of Separate Accounts by Major Category of Investment [Axis] Schedule of Fair Value of Separate Accounts by Major Category of Investment [Line Items] Schedule of Fair Value of Separate Accounts by Major Category of Investment [Table] Schedule of Finite-Lived Intangible Assets by Major Class [Text Block] Schedule of Fresh-Start Adjustments [Text Block] Gain Contingencies Disclosure Schedule of Gas and Oil Acreage [Text Block] Component of Goodwill [Domain] Component of Goodwill Not Allocated to Segments, Reason Guarantee Obligations [Text Block] Schedule of Held-to-maturity Securities, Amortized Cost, Asset-Backed Securities Schedule of Held-to-maturity Securities, Amortized Cost, Auction Rate Securities Schedule of Held-to-maturity Securities, Amortized Cost, Bank Time Deposits Schedule of Held-to-maturity Securities, Amortized Cost, Commercial Paper Schedule of Held-to-maturity Securities, Amortized Cost, Corporate Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, Foreign Corporate Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, Foreign Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, Foreign Government Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, Held-to-maturity Securities Schedule of Held-to-maturity Securities, Amortized Cost, Held-to-maturity Securities, Total Schedule of Held-to-maturity Securities, Amortized Cost, Mortgage-Backed Securities Schedule of Held-to-maturity Securities, Amortized Cost, Other Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, US States and Political Subdivisions Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, US Treasury and Government Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, US Corporate Debt Securities Schedule of Held-to-maturity Securities, Amortized Cost, Variable Rate Demand Obligations Schedule of Held-to-maturity Securities, Fair Value, Asset-Backed Securities Schedule of Held-to-maturity Securities, Fair Value, Asset-Backed Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Auction Rate Securities Schedule of Held-to-maturity Securities, Fair Value, Auction Rate Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Bank Time Deposits Schedule of Held-to-maturity Securities, Fair Value, Bank Time Deposits, Total Schedule of Held-to-maturity Securities, Fair Value, Commercial Paper Schedule of Held-to-maturity Securities, Fair Value, Commercial Paper, Total Schedule of Held-to-maturity Securities, Fair Value, Corporate Debt Securities Schedule of Held-to-maturity Securities, Fair Value, Corporate Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Foreign Corporate Debt Securities Schedule of Held-to-maturity Securities, Fair Value, Foreign Corporate Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Foreign Debt Securities Schedule of Held-to-maturity Securities, Fair Value, Foreign Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Foreign Government Debt Securities Schedule of Held-to-maturity Securities, Fair Value, Foreign Government Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Held-to-maturity Securities Schedule of Held-to-maturity Securities, Fair Value, Held-to-maturity Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Mortgage-Backed Securities Schedule of Held-to-maturity Securities, Fair Value, Mortgage-Backed Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Other Debt Securities Schedule of Held-to-maturity Securities, Fair Value, Other Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, US States and Political Subdivisions Debt Securities Schedule of Held-to-maturity Securities, Fair Value, US States and Political Subdivisions Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, US Treasury and Government Debt Securities Schedule of Held-to-maturity Securities, Fair Value, US Treasury and Government Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, US Corporate Debt Securities Schedule of Held-to-maturity Securities, Fair Value, US Corporate Debt Securities, Total Schedule of Held-to-maturity Securities, Fair Value, Variable Rate Demand Obligations Schedule of Held-to-maturity Securities, Fair Value, Variable Rate Demand Obligations, Total Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Asset-Backed Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Auction Rate Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Bank Time Deposits Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Commercial Paper Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Foreign Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Foreign Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Foreign Government Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Held-to-maturity Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Held-to-maturity Securities, Total Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Mortgage-Backed Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Other Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, US States and Political Subdivisions Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, US Treasury and Government Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, US Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Gains, Variable Rate Demand Obligations Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Asset-Backed Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Auction Rate Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Bank Time Deposits Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Commercial Paper Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Foreign Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Foreign Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Foreign Government Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Held-to-maturity Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Held-to-maturity Securities, Total Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Mortgage-Backed Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Other Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, US States and Political Subdivisions Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, US Treasury and Government Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, US Corporate Debt Securities Schedule of Held-to-maturity Securities, Gross Unrecognized Holding Losses, Variable Rate Demand Obligations Schedule of Impaired Intangible Assets [Text Block] Schedule of Indefinite-Lived Intangible Assets by Major Class [Text Block] Inventory Disclosure [Text Block] Schedule of Jointly Owned Utility Plants [Text Block] Schedule of Liabilities Measured at Fair Value on Nonrecurring Basis, by Category [Text Block] Schedule of Liabilities Measured at Fair Value on Recurring Basis, Level Three [Text Block] Schedule of Liabilities Measured at Fair Value on Recurring Basis, by Category [Text Block] Schedule of Liability for Future Policy Benefits, by Product Segment [Text Block] Loss Contingency Disclosures Schedule of Minimum Guarantee Liabilities [Abstract] Schedule of Minimum Guaranteed Benefit Liabilities [Text Block] Schedule of Mortgage Loans on Real Estate, Carrying Amount of Mortgage Schedule of Mortgage Loans on Real Estate, Face Amount of Mortgage Schedule of Mortgage Loans on Real Estate, Final Maturity Date Schedule of Mortgage Loans on Real Estate, Interest Rate Schedule of Mortgage Loans on Real Estate, Periodic Payment Terms Schedule of Mortgage Loans on Real Estate, Principal Amount of Delinquent Loans Schedule of Mortgage Loans on Real Estate, Prior Lien Schedule of Mortgage Loans on Real Estate [Axis] Schedule of Mortgage Loans on Real Estate [Line Items] Schedule of Mortgage Loans on Real Estate [Table] Net Productive and Dry Wells Drilled Disclosure [Text Block] Nonmonetary Transactions Disclosure [Text Block] Schedule of Noncash or Part Noncash Acquisitions [Text Block] Schedule of Assumptions for Long-Duration Contracts by Product and Guarantee [Text Block] Schedule of Auction Market Preferred Securities by Stock Series [Text Block] Schedule of Borrower Unused Portion of Letters of Credit Line [Text Block] Schedule of Business Acquisitions by Acquisition [Text Block] Schedule of Capital Units [Text Block] Schedule of Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Text Block] Schedule of Common Stock by Class [Text Block] Contract Receivable Retainage, Description Schedule of Conversions of Stock [Text Block] Schedule of Convertible Preferred Stock by Class [Text Block] Schedule of Customer Securities for which Company has Right to Sell or Repledge [Text Block] Schedule of Debt Conversions for Original Debt [Text Block] Schedule of Debt Conversions for Converted Instruments [Text Block] Schedule of Debt Instruments [Text Block] Schedule of Debtor Troubled Debt Restructuring, Current Period [Text Block] Schedule of Debtor Troubled Debt Restructuring, Subsequent Periods [Text Block] Schedule of Deferred Compensation Arrangements with Individuals by Individual [Text Block] Deferred Revenue, by Arrangement, Disclosure [Text Block] Schedule of Discontinued Operations, Income Statement and Additional Disclosures [Text Block] Schedule of Divestures [Text Block] Schedule of Dividends Payable [Text Block] Schedule of Due to (from) Broker-Dealers and Clearing Organizations [Text Block] Schedule of Embedded Derivatives [Text Block] Schedule of Employee Service Share-based Compensation Allocation of Recognized Period Costs [Text Block] Schedule of Employee Stock Ownership Plans (ESOP), by Plan [Text Block] Schedule of Employee Stock Purchase Plans (ESPP), by Plan [Text Block] Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Text Block] Schedule of Environmental Exit Costs by Cost [Text Block] Schedule of Error Corrections and Prior Period Adjustments [Text Block] Schedule of Life Settlement Contracts, Fair Value Method [Text Block] Schedule of Forward Contracts Indexed to Issuer's Equity [Text Block] Schedule of Gain Contingencies by Contingency [Text Block] Schedule of Entity-Wide Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Text Block] Schedule of Goodwill Not Allocated to Segments, by Component [Text Block] Schedule of Goodwill, by Segment [Text Block] Schedule of Incentive Distributions Made to Managing Members or General Partners by Distribution [Text Block] Schedule of Line of Credit Facilities [Text Block] Schedule of Loss Contingencies by Contingency [Text Block] Schedule of Entity-Wide Information by Major Customers by Reporting Segments [Text Block] Schedule of Malpractice Insurance [Text Block] Mortgage Loans on Real Estate by Loan Disclosure [Text Block] Schedule of Net Amount of Risk by Product and Guarantee [Text Block] Schedule of Noncash Investing and Financing Activities [Abstract] Schedule of Options Indexed to Issuer's Equity [Text Block] Schedule of Other Investments Not Readily Marketable [Text Block] Schedule of Other Nonoperating Expense by Component [Text Block] Schedule of Other Nonoperating Income by Component [Text Block] Schedule of Other Operating Cost and Expense by Component [Text Block] Schedule of Other Significant Noncash Transactions [Text Block] Schedule of Participating Mortgage Loans [Text Block] Schedule of Preferred Stock by Class [Text Block] Schedule of Public Utility Property, Plant, and Equipment [Text Block] Schedule of Registration Payments, by Arrangement [Text Block] Schedule of Liability for Unpaid Claims Adjustment Expense by Expense Type [Text Block] Schedule of Revenue Recognition Policies by Services [Text Block] Schedule of Sale Leaseback Transactions [Text Block] Schedule of Securities Owned and Pledged as Collateral [Text Block] Schedule of Securities Owned Not Readily Marketable [Text Block] Schedule of Fair Value of Separate Accounts by Major Category of Investment [Text Block] Schedule of Share-based Compensation Arrangements, by Plan [Text Block] Schedule of Share-based Goods and Nonemployee Services Transaction by Supplier [Text Block] Schedule of Short-term Debt [Text Block] Schedule of Stockholders' Equity Note, Redeemable Preferred Stock, Issue [Text Block] Schedule of Subordinated Borrowings [Text Block] Schedule of Liability for Unpaid Claims and Claims Adjustment Expense by Type [Text Block] Schedule of Unusual Risks and Uncertainties [Text Block] Oil and Gas Delivery Commitments and Contracts Disclosure [Text Block] Oil and Gas Net Production, Average Sales Price and Average Production Costs Disclosure [Text Block] Schedule or Description of Weighted Average Discount Rate [Text Block] Schedule of Other Ownership Interests [Text Block] Schedule of Preferred Units [Text Block] Increase (Decrease) in Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves [Roll Forward] Productive Wells and Acreage Disclosure [Text Block] Schedule of Productive Wells [Text Block] Property, Plant and Equipment [Text Block] Schedule of Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Text Block] Schedule of Quantitative Information about Securitized Assets and any Other Financial Assets Managed Together [Text Block] Schedule of Related Party Transactions [Text Block] Schedule of Repurchase Agreement Counterparties with Whom Repurchase Agreements Exceed 10 Percent of Stockholders' Equity [Text Block] Schedule of Repurchase Agreements Schedule of Resale Agreement Counterparties with Whom Resale Agreements Exceed 10 Percent of Stockholders' Equity [Text Block] Schedule of Resale Agreements Schedule of Research and Development Assets Acquired Other than Through Business Combination and Written-off [Text Block] Schedule of Liability for Unpaid Claims and Claims Adjustment Expense Results of Operations for Oil and Gas Producing Activities Disclosure [Text Block] Management of Risks Inherent in Servicing Assets and Servicing Liabilities [Text Block] Schedule of Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets, or Servicing Liabilities [Text Block] Schedule of Servicing Assets at Amortized Value [Text Block] Schedule of Servicing Assets at Fair Value [Text Block] Schedule of Servicing Liabilities at Amortized Value [Text Block] Schedule of Servicing Liabilities at Fair Value [Text Block] Property, Plant and Equipment, Schedule of Significant Acquisitions and Disposals [Text Block] Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds Significant Acquisitions and Disposals, Date of Transaction for Acquisition or Disposal Significant Acquisitions and Disposals, Description Significant Acquisitions and Disposals, Gain (Loss) on Sale or Disposal, Net of Tax Significant Acquisitions and Disposals, Gain (Loss) on Sale or Disposal, Pretax Significant Acquisitions and Disposals, Name [Domain] Significant Acquisitions and Disposals, Terms Significant Acquisitions and Disposals, Type Significant Acquisitions and Disposals [Axis] Significant Acquisitions and Disposals, Restriction on Amount of Proceeds from Donated Property, Plant, and Equipment Significant Acquisitions and Disposals [Line Items] Significant Acquisitions and Disposals [Table] Standardized Measure of Discounted Future Cash Flows Relating to Proved Reserves Disclosure [Text Block] Statutory Accounting Practices, Prescribed Practice, Amount Statutory Accounting Practices, Description of Prescribed Practice Schedule of Subsequent Events [Text Block] Schedule of Supplemental Cash Flow Information Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Affiliation with Registrant [Domain] Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Amortization of Deferred Policy Acquisition Costs Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Current Year Claims and Claims Adjustment Expense Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Deferred Policy Acquisition Costs Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Discount Deducted from Reserves Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Earned Premiums Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Net Investment Income Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Paid Claims and Claims Adjustment Expense Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Premiums Written Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Prior Year Claims and Claims Adjustment Expense Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Reserves for Unpaid Claims and Claims Adjustment Expense Schedule of Supplemental Information for Property, Casualty Insurance Underwriters, Deferred Premiums Schedule of Supplemental Information for Property, Casualty Insurance Underwriters [Axis] Schedule of Supplemental Information for Property, Casualty Insurance Underwriters [Line Items] Schedule of Supplemental Information for Property, Casualty Insurance Underwriters [Table] Schedule of Liability for Title Claims [Abstract] Schedule of Underlying Assets of Repurchase Agreements when Amount of Repurchase Agreements Exceeds 10 Percent of Assets [Text Block] Schedule of Unusual or Infrequent Items [Text Block] Unusual Risks and Uncertainties Disclosures Schedule of Utility Inventory [Text Block] Schedule of Valuation Allowance for Impairment of Recognized Servicing Assets [Text Block] Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Schedules of Concentration of Risk by Risk Factor [Text Block] Other Inventory, Scrap Second Mortgage [Member] Secured Debt, Current Secured Debt [Member] Secured Debt Short-term Secured Debt Secured Demand Note Deficiency Broker Dealer, Collateralized Agreements, Secured Demand Notes Secured Long-term Debt Available-for-sale Securities, Corporate Debt, at Fair Value Available-for-sale Securities, Debt Issued by Foreign Governments, at Fair Value Available-for-sale Securities, Encumbered, at Fair Value Available-for-sale Securities, Equity, Common Stock, at Fair Value Available-for-sale Securities, Equity, Preferred Stock, at Fair Value Available-for-sale Securities, Equity Securities, Current Available-for-sale Securities, Equity Securities, Current, Total Available-for-sale Securities, Debt Securities, Current Available-for-sale Securities, Debt Securities, Current, Total Available-for-sale Securities, Mortgage Backed Securities, at Fair Value Available-for-sale Securities, Other Fixed Maturity, at Fair Value Available-for-sale Securities, Subject to Federal Income Tax Available-for-sale Securities, States within US and Political Subdivisions of States, at Fair Value Available-for-sale Securities, Exempt from Income Taxes Available-for-sale Securities, US Treasury and Other US Government Corporations and Agencies, at Fair Value Available-for-sale Securities, US Federal, State and Local Debt, at Fair Value Available-for-sale Securities, US Federal, State and Local Debt, at Fair Value, Total Available-for-sale Securities, Unencumbered, at Fair Value Securities Borrowed for which No Value is Paid or Credited Securities Borrowed and Loaned Policy Securities Borrowed Transactions, Cash Deposit Practice Securities Borrowed Transactions and Securities Loaned Transactions, Business Purposes Securities Borrowed Transactions and Securities Loaned Transactions, Interest and Fees Policy Securities Borrowed Transactions and Securities Loaned Transactions, Policy for Monitoring Market Value of Securities Borrowed and Loaned Securities Borrowed Transactions and Securities Loaned Transactions, Recording Policy Securities Borrowed Transactions and Securities Loaned Transactions, Types of Securities Securities Borrowed Securities Financing Transaction, Value Securities Financing Transaction, Value, Total Securities Financing Transaction, Cost Securities Financing Transaction, Type [Domain] Securities Financing Transaction [Axis] Securities Financing Transaction, Value [Abstract] Securities Financing Transaction [Line Items] Securities Financing Transaction, Securities Purchased under Resale Agreements [Member] Securities Financing Transaction [Table] Securities Financing Transactions [Abstract] Securities Financing Transactions, Accounting Policy Securities Financing Transactions Disclosures [Abstract] Schedule of Securities Financing Transactions [Text Block] Securities Issued by Foreign Governments Obligations Sold Securities Loaned Transactions, Collateral Policy Securities Loaned Securities [Member] Securities Owned, at Fair Value, Broker Dealer [Abstract] Securities Owned and Pledged as Collateral [Table] Securities Owned, at Fair Value Measurement [Table] Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Change in Unrealized Gain (Loss) Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Cost Basis Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Description of Where Unrealized Gain (Loss) are Reported Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Gain (Loss) Included in Earnings Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Gain (Loss) Included in Other Comprehensive Income Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Purchases, Issuances and Settlements, Net Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Transfers in and out Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Ending Balance Securities Owned, Fair Value Measured Using Significant Unobservable Inputs, Beginning Balance Securities Owned, Fair Value Measured Using Significant Unobservable Inputs Broker Dealer, Securities Owned at Market Value [Abstract] Broker Dealer, Securities Owned at Market Value Broker Dealer, Securities Owned at Market Value, Total Securities Owned Not Readily Marketable Securities Owned Not Readily Marketable, Total Broker Dealer, Securities Owned Not Readily Marketable, at Estimated Fair Value [Abstract] Securities Owned Not Readily Marketable, Accounting Policy Security Owned Not Readily Marketable, Description [Domain] Security Owned Not Readily Marketable, Fair Value Security Owned Not Readily Marketable, Quoted Value Security Owned Not Readily Marketable [Axis] Securities Owned Not Readily Marketable Schedule Disclosure Security Owned Not Readily Marketable [Line Items] Security Owned Not Readily Marketable [Table] Broker Dealer, Securities Owned Not Readily Marketable, at Estimated Fair Value Broker Dealer, Securities Owned Not Readily Marketable, at Estimated Fair Value, Total Securities Owned and Other Investments Not Readily Marketable [Abstract] Securities Owned and Other Investments Not Readily Marketable Disclosure Securities Owned and Pledged as Collateral, Description Securities Owned and Pledged to Counterparties [Abstract] Securities Owned and Sold, Not yet Purchased [Abstract] Securities Owned and Sold, Not yet Purchased Disclosure Securities Owned and Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Gain (Loss) Included in Earnings [Abstract] Securities Owned and Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Realized Gain (Loss) Earned, Amount Securities Owned and Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Realized Gain (Loss) Earned, Classification Securities Owned and Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Unrealized Gain (Loss) Earned, Amount Securities Owned and Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Unrealized Gain (Loss) Earned, Classification Securities Owned and Sold, Not yet Purchased, Fair Value Measurement, Accounting Policy Schedule of Securities Owned and Sold, Not yet Purchased, at Fair Value [Text Block] Securities Owned and Sold, Not yet Purchased, at Fair Value [Table] Schedule of Securities Owned and Sold, Not yet Purchased, at Market Value [Text Block] Securities Owned and Sold, Not yet Purchased, Other Disclosures [Abstract] Securities Owned, at Fair Value Securities Owned, at Fair Value, Total Securities Pledged as Collateral [Member] Securities Purchased under Agreement to Resell [Member] Securities Purchased under Resale Agreements Securities Received as Collateral [Abstract] Securities Received as Collateral, Amount Foreclosed Securities Received as Collateral, Amount Repledged and Sold Securities Received as Collateral, Sources and Uses Securities Received as Collateral Broker Dealer, Securities Received as Collateral Securities Reserve Deposit Required and Made Securities Segregated under Commodity Exchange Act Regulation Securities Segregated under Other Regulations Securities Segregated under Securities Exchange Commission Regulation Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Description of Where Unrealized Gain (Loss) are Reported Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Unrealized Gain, Increase (Decrease) Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Cost Basis Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Purchases, Issuances and Settlements, Net Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Gain (Loss) Included in Earnings Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Gain (Loss) Included in Other Comprehensive Income Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Transfers in and out Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Ending Balance Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs, Beginning Balance Securities Sold, Not yet Purchased, Fair Value Measured Using Significant Unobservable Inputs Schedule of Securities Sold, Not yet Purchased, at Fair Value Measurement [Text Block] Securities Sold, Not yet Purchased, at Fair Value Measurement [Table] Securities Owned and Sold, Not yet Purchased, at Fair or Market Value [Abstract] Securities Owned and Sold, Not yet Purchased, at Fair or Market Value Securities Owned and Sold, Not yet Purchased, at Fair or Market Value, Total Securities Sold, Not yet Purchased, Off-Balance Sheet Risk Other Securities Sold Securities Sold under Agreement to Repurchase [Member] Securitized Assets and any Other Financial Assets Managed Together, Average Balance During Period Securitized Assets and any Other Financial Assets Managed Together, Delinquent Amount at End of Period Securitized Assets and any Other Financial Assets Managed Together, Net Credit Losses During Period Securitized Assets and any Other Financial Assets Managed Together, Principal Amount Outstanding Securitized Financial Asset for which Transfer is Accounted as Sale, Gain (Loss) on Sale Securitized Financial Asset for which Transfer is Accounted as Sale, Other Gain (Loss) Disclosures on Securitizations Securitized Financial Asset for which Transfer is Accounted as Sale [Axis] Securitized Financial Asset for which Transfer is Accounted as Sale [Line Items] Securitized Financial Asset for which Transfer is Accounted as Sale [Table] Securitized Regulatory Transition Assets, Noncurrent Security Deposit Security 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Servicing Liability at Amortized Value, Balance, Beginning Balance Servicing Liability at Amortized Value, Disposals Servicing Liability at Amortized Value, Fair Value, Ending Balance Servicing Liability at Amortized Value, Fair Value, Beginning Balance Servicing Liability at Amortized Value, Fair Value Servicing Liability at Amortized Value, Other-than-temporary impairments Servicing Liability at Amortized Value, Valuation Allowance Servicing Liability at Amortized Value by Types of Financial Assets [Axis] Servicing Liability at Amortized Value [Line Items] Servicing Liability at Amortized Value [Table] Servicing Liability at Fair Value, Additions Servicing Liability at Fair Value, Period Increase (Decrease) Servicing Liability at Fair Value, Period Increase (Decrease), Total Servicing Liability at Fair Value, Amount, Ending Balance Servicing Liability at Fair Value, Amount, Beginning Balance Servicing Liability at Fair Value, Amount Servicing Liability at Fair Value, Changes in Fair 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Subject to Mandatory Redemption, Settlement Terms, Number of Shares Indexed Shares Subject to Mandatory Redemption, Settlement Terms, Number of Shares Shares Subject to Mandatory Redemption, Settlement Terms, Price Shares Subject to Mandatory Redemption, Settlement Terms, Settlement Date Shares Subject to Mandatory Redemption, Settlement Terms [Axis] Shares Subject to Mandatory Redemption, by Settlement Terms [Line Items] Shares Subject to Mandatory Redemption, by Settlement Terms [Table] Share-based Arrangements to Obtain Goods and Services [Abstract] Share-based Compensation Arrangement, Shares to be Repurchased Next Year Share-based Compensation Arrangement, Exchange of Options, Additional Compensation Cost Share-based Compensation Arrangement, Exchange of Options, Period Compensation Expense Share-based Compensation Arrangement, Exchange of Options Share-based Compensation Arrangement, Method of Measuring Cost of Plan Share-based Compensation Arrangement, Not Stock Option Plan, 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Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards, Weighted Average Grant Date Fair Value, Ending Balance Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards, Weighted Average Grant Date Fair Value, Beginning Balance Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards, Ending Balance Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards, Beginning Balance Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units Reserved for Issuance, Outstanding Awards Share-based Compensation Arrangement, Not Stock Option Plan, Nonvested Shares or Units 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Share-based Compensation Arrangement, Stock Option Plan Shares Reserved for Issuance, Outstanding, Exercisable, Weighted Average Exercise Price Share-based Compensation Arrangement, Stock Option Plan Shares Reserved for Issuance, Outstanding, Exercisable, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement, Stock Option Plan Shares Reserved for Issuance, Outstanding, Exercisable Share-based Compensation Arrangement, Terms of Plan Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Discount for Postvesting Restrictions Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Expected Dividend Payments Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Expected Dividend Rate Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Expected Term Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Expected Volatility Rate Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Method Used Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Risk Free Interest Rate Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions, Weighted Average Volatility Rate Share-based Compensation Arrangement, Weighted Average Fair Value Assumptions [Abstract] Share-based Compensation Arrangement, by Plan [Axis] Share-based Compensation Arrangements, by Plan [Abstract] Share-based Compensation Arrangement, Cash Flow Effect [Abstract] Share-based Compensation Arrangement Cash Flow Effect, Payments to Settle Awards Share-based Compensation Arrangement, Cash Flow Effect, Proceeds from Exercise of Awards Share-based Compensation Arrangement, Plan Name [Domain] Share-based Compensation Arrangement, by Plan [Line Items] Share-based Compensation Arrangement, Shares Reserved for Issuance [Roll Forward] Share-based Compensation Arrangement, Shares Reserved for Issuance under 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[Abstract] Short-term and Long-term Debt, Description of Notice of Default Short-term and Long-term Debt, Description of Violation or Event of Default Short-term and Long-term Debt, Other Disclosures [Abstract] Short-Duration Insurance and Deposit Contracts [Text Block] Short-term Bank Loans Short-term Borrowings [Abstract] Short-term Borrowings Short-term Borrowings, Total Short-term Debt, Lender Short-term Investments [Abstract] Short-term Investments [Member] Short-term Investments Short-term Investments, Total Industry Specific Policies, Insurance Companies [Text Block] Significant Accounting Policies [Text Block] Significant Matters Unresolved Since Bankruptcy Emergence, Description of Matters Significant Matters Unresolved Since Bankruptcy Emergence, Process for Resolution of Remaining Claims Significant Matters Unresolved Since Bankruptcy Emergence Significant Unobservable Input [Line Items] Significant Unobservable Inputs, Description of Asset or Liability Significant Unobservable Inputs, Description of Inputs Significant Unobservable Inputs, Information Used to Develop Inputs Significant Unobservable Inputs for Assets and Liabilities Measured at Fair Value on Nonrecurring Basis [Abstract] Significant Unobservable Inputs [Table] Single-Stock Future [Member] Site Contingency, Accrual, Classification Site Contingency, Accrual, Discount Rate Site Contingency, Accrual, Discount Site Contingency, Accrual, Present Value Site Contingency, Accrual, Undiscounted Site Contingency, Circumstances Impacting Precision of Estimate Site Contingency, Environmental Remediation Cost Recognized Site Contingency, Estimated Time Frame to Resolve Contingency Site Contingency, Factors Changing Estimate Site Contingency, Indication Accrual May Change Site Contingency, Loss Exposure in Excess of Accrual, Best Estimate Site Contingency, Loss Exposure in Excess of Accrual, High Estimate Site Contingency, Loss Exposure in Excess of Accrual, Low Estimate Site Contingency, Loss Exposure in Excess of Accrual, Description Site Contingency, Loss Exposure Not Accrued, Best Estimate Site Contingency, Loss Exposure Not Accrued, High Estimate Site Contingency, Loss Exposure Not Accrued, Low Estimate Site Contingency, Loss Exposure Not Accrued, Description Site Contingency, Loss Inestimable Site Contingency, Name of Site Site Contingency, Names of Other Potentially Responsible Parties Site Contingency, Nature of Contingency [Domain] Site Contingency, Nature and Terms of Cost Sharing Relationships Site Contingency, Possible Change in Estimate Site Contingency, Recovery from Third Party of Environmental Remediation Cost Site Contingency, Status of Regulatory Proceedings Site Contingency, Time Frame of Disbursements Site Contingency, Time Frame for Recognized Probable Recoveries Site Contingency, Unasserted Claims Site Contingency, Uncertainties from Insurance Site Contingency, Uncertainties from Joint and Several Liability Site Contingency [Axis] Site Contingency [Line 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Repurchase [Member] Cash for Leveraged Buyout, by Source [Abstract] Cash for Leveraged Buyout, by Source Cash for Leveraged Buyout, by Source, Total Proceeds from Operating Activities Proceeds from Operating Activities, Total Sources and Uses of Cash for Leveraged Buyout [Abstract] Sources and Uses of Cash for Leveraged Buyout [Text Block] Special Assessment Bond Sponsor Fees Spot Commodities, Owned Spot Commodities Standard Product Warranty Accrual, Addition for Warranties Issued Standard Product Warranty Accrual Classification [Abstract] Standard Product Warranty Accrual, Ending Balance Standard Product Warranty Accrual, Beginning Balance Standard Product Warranty Accrual Standard Product Warranty Accrual, Total Standard Product Warranty Accrual, Currency Translation, Increase (Decrease) Standard Product Warranty Accrual, Current Standard Product Warranty Accrual, Liability upon Business Acquisition Standard Product Warranty Accrual, Movement, Increase (Decrease) Standard Product 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Method [Abstract] Statement of Cash Flows, Indirect (Payments and Proceeds Alternate) [Abstract] Statement of Cash Flows, Indirect (Proceeds from Payments Alternate) [Abstract] Statement of Financial Position (Assets Alternative) [Abstract] Statement of Financial Position (Fair Value Alternative) [Abstract] Statement of Income and Comprehensive Income [Abstract] Statement of Cash Flows, Indirect (Proceeds from Repayments Alternate) [Abstract] Statement of Cash Flows, Indirect (Net Change Long-term Debt Alternative) [Abstract] Statement of Partners' Capital [Abstract] Statement of Stockholders' Equity [Abstract] Statutory Insurance Accounting Matters [Abstract] Statutory Accounting Practices Disclosure [Text Block] Statutory Accounting Practices, Jurisdiction [Domain] Statutory Accounting Practices, Statutory Capital and Surplus, Balance Statutory Accounting Practices, Statutory Capital and Surplus, Balance, Total Statutory Accounting Practices, Statutory Capital and Surplus, Variations Statutory Accounting Practices, Statutory Net Income Amount Statutory Accounting Practices by Jurisdiction [Axis] Statutory Accounting Practices, Statutory to GAAP, Description of Reconciling Item Statutory Accounting Practices [Line Items] Statutory Accounting Practices [Table] Statutory Capital and Surplus Applying National Association of Insurance Commissioners (NAIC) Practices Steam Plant [Member] Allocation of Stock Compensation [Abstract] Stock Compensation, Option and Incentive Plans, Director Policy Stock Compensation, Option and Incentive Plans Policy Stock Compensation Policy [Abstract] Allocation of Stock Compensation Allocation of Stock Compensation, Total Payments of Stock Issuance Costs Stock Issued Stock Distribution [Member] Stock Option [Member] Stock Option Transactions, Net Stock Transactions, Net [Abstract] Stock Transactions, Net Stock Transactions, Net, Total Stockholders' Equity Note, Redeemable Preferred Stock, Issue, Accounting Treatment Stockholders' Equity Note, Redeemable Preferred Stock, Issue, Increase (Decrease) Stockholders' Equity [Abstract] Stockholders' Equity, Accumulated Benefit Gain (Loss) Stockholders' Equity, Accumulated Other Comprehensive Income, Other Increase (Decrease), Net of Tax Stockholders' Equity, Accumulated Prior Service Cost (Credit) Stockholders' Equity, Accumulated Transition Gain (Loss) Stockholders' Equity, Additional Minimum Pension Liability, Net of Tax Stockholders' Equity, Arising Prior Service Cost (Credit) Stockholders' Equity, Cash Dividend, Common Stock Stockholders' Equity, Cash Dividend, Preferred Stock Stockholders' Equity, Change in Accounting Principle Stockholders' Equity, Change in Reporting Entity Stockholders' Equity, Common Stock, Convertible Securities Stockholders' Equity, Common Stock, Issued Acquisitions Stockholders' Equity, Common Stock, Issued, Employee Stock Ownership Plan Stockholders' Equity, Common Stock, Issued, Employee Stock Purchase Plan Stockholders' Equity, Common Stock, Issued, New Issues Stockholders' Equity, Common Stock, Issued, Restricted Stock Award, Net of Forfeitures Stockholders' Equity, Common Stock, Issued, Restricted Stock Award, Net of Forfeitures, Total Stockholders' Equity, Common Stock, Value, Issued, Restricted Stock Award, Gross Stockholders' Equity, Common Stock, Issued, Share-based Compensation Stockholders' Equity, Common Stock, Issued, Shares Held in Trust for Employee Stock Ownership Plan Stockholders' Equity, Common Stock, Issued, Stock Options Exercised Stockholders' Equity, Common Stock, Issued Stockholders' Equity, Common Stock, Issued, Total Stockholders' Equity, Common Stock, Repurchased and Retired Stockholders' Equity, Common Stock, Value, Issued, Restricted Stock Award, Forfeitures Stockholders' Equity, Common Stock, Value, Issued, Treasury Stock Reissued as Common Stock Stockholders' Equity, Correction of Error Stockholders' Equity, Cumulative Translation Adjustment, Net of Tax Stockholders' Equity, Deferred Hedging Gain (Loss), Net of Tax Stockholders' Equity, Increase (Decrease), Increase in Equity Due to Shares Remaining to be Issued in Acquisition Stockholders' Equity, Period Increase (Decrease) Stockholders' Equity, Period Increase (Decrease), Total Stockholders' Equity, Initial Adoption of New Accounting Principle Stockholders' Equity, Initial Adoption of SFAS 158 Stockholders' Equity Not Allowable for Net Capital Stockholders' Equity Note [Abstract] Warrant or Right, Outstanding Stockholders' Equity Note, Changes in Capital Structure, Retroactive Impact Warrant or Right, Date from which Warrants or Rights Exercisable Stockholders' Equity Note, Derivative Transactions Connected with Contingently Convertible Securities Stockholders' Equity Note Disclosure [Text Block] Warrant or Right, Exercise Price of Warrants or Rights Stockholders' Equity Note, Impact of Conversion of Contingently Convertible Securities on Diluted Earning Per Share Warrant or Right, Number of Securities Called by Warrants or Rights Stockholders' Equity Note, Redeemable Preferred Stock, Issue, Amount Stockholders' Equity Note, Redeemable Preferred Stock, Issue, Description [Domain] Stockholders' Equity Note, Redeemable Preferred Stock, Issue [Axis] Stockholders' Equity Note, Redeemable Preferred Stock, Issue [Line Items] Stockholders' Equity Note, Redeemable Preferred Stock, Issue [Table] Stockholders' Equity Note, Stock Split Stockholders' Equity Note, Subscriptions Receivable Stockholders' Equity Note, Title of Security Warrants or Rights Outstanding Stockholders' Equity, Pension Gain (Loss), Net of Tax Stockholders' Equity, Preferred Stock, Issued Stockholders' Equity, Preferred Stock, Retired Stockholders' Equity Qualified for Net Capital Stockholders' Equity Qualified for Net Capital, Total Stockholders' Equity, Reclassifications to Net Income, Net of Tax Stockholders' Equity, Reclassified Pension Gain (Loss), Net of Tax Stockholders' Equity, Reclassified Prior Service Cost (Credit) Stockholders' Equity, Reverse Stock Split Stockholders' Equity, Stock Issued, Mark-to-Market Adjustment Stockholders' Equity, Tax Benefit from Share-based Compensation Stockholders' Equity, Total [Member] Stockholders' Equity, Transition Gain (Loss) Reclassified Stockholders' Equity, Treasury Stock, Value, Acquired Stockholders' Equity, Treasury Stock, Value, Stock Issued, Convertible Securities Stockholders' Equity, Treasury Stock, Value, Stock Issued, Share-based Compensation Stockholders' Equity, Treasury Stock, Value, Stock Issued, Acquisitions Stockholders' Equity, Treasury Stock, Value, Stock Issued, Stock Options Exercised Stockholders' Equity, Ending Balance Stockholders' Equity, Beginning Balance Stockholders' Equity Stockholders' Equity, Total Stocks and Warrants Sold Storm Costs [Member] Stranded Costs [Member] Structured Settlement Annuities, Interest Rate, High End Structured Settlement Annuities, Interest Rate, Low End Structured Settlement Annuities Interest Rates Loans and Leases Receivable, Consumer, Installment, Student Subordinated Deferred Long-term Debt Subordinated Borrowings [Abstract] Subordinated Borrowings Allowable in Computation of Net Capital Subordinated Borrowings Disclosure Subordinated Borrowing, Amount Subordinated Borrowing, Description [Domain] Subordinated Borrowing, Due Date Subordinated Borrowing, Interest Rate Subordinated Borrowing [Axis] Subordinated Borrowing [Line Items] Subordinated Borrowing [Table] Subordinated Borrowings Terms and Conditions Subordinated Borrowings Subordinated Borrowings, Total Subordinated Debt, Current Subordinated Long-term Debt Subordinated Debt [Member] Subordinated Debt Interest Expense, Subordinated Notes and Debentures Subordinated Notes to Finance Leveraged Buyout Subscription Arrangement [Member] Subscription Revenue Stockholders' Equity Note, Changes in Capital Structure, Subsequent Changes to Number of Common Shares Subsequent Event, Date Subsequent Event, Pro Forma Business Combinations Subsequent Event, Amount Subsequent Event [Axis] Subsequent Event, Description Subsequent Event [Line Items] Subsequent Event [Table] Subsequent Event Type [Domain] Subsidiaries and Other Investments of Limited Liability Company or Limited Partnership [Abstract] Subsidiary or Equity Method Investee, Cumulative Gain (Loss) on All Transactions Subsidiary or Equity Method Investee, Cumulative Number of Shares Issued for All Transactions Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions Subsidiary or Equity Method Investee, Cumulative Proceeds Received on All Transactions Subsidiary or Equity Method Investee, Deferred Income Tax Provision on Cumulative Gain (Loss) Recognized Subsidiary or Equity Method Investee, Method of Accounting for Cumulative Gain (Loss) on Transactions Subsidiary or Equity Method Investee, Name [Domain] Subsidiary or Equity Method Investee, Nature of Operations Subsidiary or Equity Method Investee, Reason for Omitting Deferred Income Tax Provision on Cumulative Gain (Loss) Recognized Subsidiary, Sale of Stock [Axis] Subsidiary, Sale of Stock [Line Items] Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Subsidiary of Limited Liability Company or Limited Partnership, Date Subsidiary of Limited Liability Company or Limited Partnership, Managing Member or General Partner Subsidiary of Limited Liability Company or Limited Partnership, Name [Domain] Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest Subsidiary of Limited Liability Company or Limited Partnership, State Subsidiary of Limited Liability Company or Limited Partnership, Type Subsidiary of Limited Liability Company or Limited Partnership [Axis] Subsidiary of Limited Liability Company or Limited Partnership, Description [Text Block] Subsidiary of Limited Liability Company or Limited Partnership [Line Items] Subsidiary of Limited Liability Company or Limited Partnership [Table] Subsidiary or Equity Method Investee [Axis] Subsidiary or Equity Method Investee [Line Items] Subsidiary or Equity Method Investee [Table] Minority Interest, Subsidiary with Minority Interest [Axis] Subsidiary with Minority Interest [Domain] Postconfirmation [Abstract] Postconfirmation, Total Summary of Cash Flow Hedge Activity [Abstract] Summary of Compliance with Net Capital Requirements for Brokers and Dealers [Abstract] Summary of Compliance with Net Capital Requirements for Brokers and Dealers Summary of Compliance with Regulatory Capital Requirements under Banking Regulations [Abstract] Summary of Deferred Tax Liability Not Recognized [Text Block] Summary of Derivative Instruments [Abstract] Summary of Derivative Instruments by Hedge Designation [Abstract] Summary of Derivative Instruments by Risk Exposure [Abstract] Summary of Derivative Instruments Impact on Results of Operations [Abstract] Summary of Derivative Instruments Not Designated as Hedging Instruments Activity [Abstract] Summary of Events Requiring Measurement of Fair Value of Assets and Liabilities on Nonrecurring Basis [Text Block] Summary of Fair Value Hedge Activity [Abstract] Goodwill and Intangible Assets Disclosure [Text Block] Summary of Impairment or Disposal of Tangible Assets Disclosure Summary of Income Tax Contingencies [Text Block] Summary of Income Tax Examinations [Text Block] Summary of Income Tax Holiday [Text Block] Summary of Investments, at Carrying Value Summary of Investments, at Carrying Value, Total Summary of Investments, Current Value Summary of Investments, Current Value, Total Summary of Investments, Original Cost Summary of Investments, Original Cost, Total Summary of Net Investment Hedge Activity [Abstract] Open Tax Years by Major Tax Jurisdiction Summary of Operating or Partnership Agreement Terms [Abstract] Other Information Pertaining to Income Taxes Summary of Other Tax Carryforwards [Text Block] Summary of Positions for which Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Text Block] Shares Subject to Mandatory Redemption Disclosure [Text Block] Summary of Significant Unobservable Inputs for Assets and Liabilities Measured at Fair Value on Nonrecurring Basis [Text Block] Summary of Tax Credit Carryforwards [Text Block] Summary of Troubled Debt Restructuring Note, Debtor [Text Block] Summary of Valuation Allowance [Text Block] Summary of Valuation Techniques Used to Measure Fair Value [Abstract] Supplemental Cash Flow Information [Abstract] Contribution of Property Supplemental Deferred Purchase Price Escrow Deposit Disbursements Related to Property Acquisition Escrow Deposits Related to Property Sales Supplemental Information for Property, Casualty Insurance Underwriters [Abstract] Schedule of Supplemental Information for Property, Casualty Insurance Underwriters [Text Block] Line of Credit Assumed Loans Assumed Mortgage Loan Related to Property Sales Notes Assumed Notes Issued Notes Reduction Other Noncash Investing and Financing Activities Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Abstract] Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Text Block] Transfer Investments Transfer Mortgage Payable Transfer Other Real Estate Supplemental Unemployment Benefits, Continuation of Health Care Supplemental Unemployment Benefits, Continuation of Life Insurance Supplemental Unemployment Benefits, Disability Related Benefits Supplemental Unemployment Benefits, Job Training and Counseling Supplemental Unemployment Benefits, Other Postemployment Supplemental Unemployment Benefits, Severance Benefits Supplemental Unemployment Benefits Supplemental Unemployment Benefits, Total Supplementary Insurance Information, for Insurance Companies Disclosure [Text Block] Supplementary Insurance Information [Abstract] Supplementary Insurance Information, by Segment [Axis] Supplementary Insurance Information, by Segment [Line Items] Supplementary Insurance Information, by Segment [Table] Supplementary Insurance Information, Amortization of Deferred Policy Acquisition Costs Supplementary Insurance Information, Benefits, Claims, Losses and Settlement Expense Supplementary Insurance Information, Deferred Policy Acquisition Costs Supplementary Insurance Information, Future Policy Benefits, Losses, Claims and Loss Expense Reserves Supplementary Insurance Information, Net Investment Income Supplementary Insurance Information, Other Operating Expense Supplementary Insurance Information, Other Policy Claims and Benefits Payable Supplementary Insurance Information, Premium Revenue Supplementary Insurance Information, Premiums Written Supplementary Insurance Information Table, Segment Name [Domain] Supplementary Insurance Information, Deferred Premiums Supplier Concentration Risk [Member] Supplies Expense [Member] Supplies and Postage Expense [Member] Supplies Survey Charges Amount Swap Contracts [Member] Swap [Domain] Swaption [Member] Tail Coverage [Member] Tangible Capital [Abstract] Tangible Capital Required for Capital Adequacy to Tangible Assets Tangible Capital Required for Capital Adequacy Tangible Capital to Tangible Assets Tangible Capital Targeted or Tracking Stock, Business Activity Targeted or Tracking Stock, Changes in Market Value on Security Holder Rights Targeted or Tracking Stock, Conflicts of Interest Targeted or Tracking Stock, Corporate Events Targeted or Tracking Stock, Cost Allocation Method Targeted or Tracking Stock, Use of Non-Generally Accepted Accounting Principles Measures of Performance Targeted or Tracking Stock, Description [Text Block] Targeted or Tracking Stock, Issuance Date Targeted or Tracking Stock, Policy Targeted or Tracking Stock, Pricing Targeted or Tracking Stock, Redemption Price Targeted or Tracking Stock, Related Party Transactions Targeted or Tracking Stock, Subsidiary Targeted or Tracking Stock, Terms of Conversion Excess Tax Benefit from Stock-Based Compensation Tax Benefit (Expense) of Adjustment for Long-term Intercompany Transactions Translation Adjustment for Net Investment Hedge, Tax Benefit (Expense) Tax Benefit (Expense) of Translation Adjustment Functional to Reporting Currency Tax Credit Carryforward, Amount Tax Credit Carryforward, Deferred Tax Asset Tax Credit Carryforward, Description [Domain] Tax Credit Carryforward, Expiration Dates Tax Credit Carryforward, Limitations on Use Tax Credit Carryforward, Valuation Allowance Tax Credit Carryforward [Axis] Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Table] Tax Credit Carryforwards [Abstract] Tax Credit Carryforwards, Policy Tax Effect of Change in Accounting Principle Tax Effect of Extraordinary Item Tax Effect of Income (Loss) from Discontinued Operations, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share, Tax Effect Tax Effect on Income (Loss) from Disposition of Discontinued Operations, Per Diluted Share Income (Loss) from Discontinued Operations, Per Outstanding Share, Disposition Tax Effect Tax Holidays [Abstract] Taxes and Licenses [Member] Taxes Other than Income and Excise Taxes [Member] Taxes Other than Income and Excise Taxes [Abstract] Accrual for Taxes Other than Income Taxes [Abstract] Accrual for Taxes Other than Income Taxes Accrual for Taxes Other than Income Taxes, Total Taxes Other than Income and Excise Taxes Taxes Other than Income and Excise Taxes, Total Income Taxes Paid Revenue, Technical Services Technology Equipment, Accumulated Depreciation Technology Equipment, Gross Technology Equipment [Member] Technology Equipment, Net Temporary Equity [Abstract] Other Temporary Equity Temporary Equity Temporary Equity, Total Temporary Security Tenant Allowance [Abstract] Tenant Allowance Tenant Allowance, Total Tenant Improvements Term of Unrecorded Unconditional Purchase Obligation Contract Termination Claims, Description Contract Termination Claims, Governments Other than US Federal Government Contract Termination Claims and Loans [Abstract] Contract Termination Claims, US Federal Government Termination Loans, Description Termination Loans Threat of Expropriation of Assets [Member] Tier One Leverage Capital [Abstract] Tier One Leverage Capital Required for Capital Adequacy to Average Assets Tier One Leverage Capital Required for Capital Adequacy Tier One Leverage Capital Required to be Well Capitalized to Average Assets Tier One Leverage Capital Required to be Well Capitalized Tier One Leverage Capital to Average Assets Tier One Leverage Capital Tier One Risk Based Capital [Abstract] Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets Tier One Risk Based Capital Required for Capital Adequacy Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets Tier One Risk Based Capital Required to be Well Capitalized Tier One Risk Based Capital to Risk Weighted Assets Tier One Risk Based Capital Timber Properties, Gross Timber Properties [Member] Timber Properties, Net [Abstract] Timber Properties, Net Timber Properties, Net, Total Time Deposit Liabilities [Abstract] Time Deposit Liabilities, Description Time Deposit Maturities, after Year Five Time Deposit Maturities, Year Five Time Deposit Maturities, Year Four Time Deposit Maturities, Year One Time Deposit Maturities, Year Three Time Deposit Maturities, Year Two Time Deposits, Large Denominations Bank Time Deposits [Member] Time Deposits, Noncurrent Time Deposits, Noncurrent, Total Contractual Maturities, Time Deposits over $100,000, after 12 Months Contractual Maturities, Time Deposits over $100,000, Six Months Through 12 Months Contractual Maturities, Time Deposits over $100,000, Three Months or Less Contractual Maturities, Time Deposits over $100,000, Three Months Through Six Months Contractual Maturities, Time Deposits over $100,000 Contractual Maturities, Time Deposits over $100,000, Total Time Deposits, Weighted Average Interest Rate, Maturities Greater than Five Years Time Deposits, Weighted Average Interest Rate, Maturities Greater than One Year Time Deposits, Weighted Average Interest Rate, Maturities Year Five Time Deposits, Weighted Average Interest Rate, Maturities Year Four Time Deposits, Weighted Average Interest Rate, Maturities Year One Time Deposits, Weighted Average Interest Rate, Maturities Year Three Time Deposits, Weighted Average Interest Rate, Maturities Year Two Time Deposits, Weighted Average Interest Rate, Description Real Estate Investments, Timeshare Available-for-sale Time Sharing Transactions [Abstract] Time Sharing Transactions Disclosure Liability for Title Claims and Claims Adjustment Expense, All Components Liability for Title Claims and Claims Adjustment Expense, All Components, Total Liability for Title Claims and Claims Adjustment Expense, Description Liability for Title Claims and Claims Adjustment Expense, Incurred but Not Reported (IBNR) Liability for Title Claims and Claims Adjustment Expense, Known Claims Liability for Title Claims and Claims Adjustment Expense, Other than Title Issues Liability for Title Claims and Claims Adjustment Expense Liability for Title Claims and Claims Adjustment Expense, Total Title Insurance Segment [Member] Tools, Dies and Molds, Accumulated Depreciation Tools, Dies and Molds, Gross Tools, Dies and Molds [Member] Tools, Dies and Molds, Net Tornado [Member] Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations [Abstract] Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations, Total Real Estate Assets Held for Development and Sale Capital [Abstract] Capital Required for Capital Adequacy to Risk Weighted Assets Capital Required for Capital Adequacy Capital Required to be Well Capitalized to Risk Weighted Assets Capital Required to be Well Capitalized Capital to Risk Weighted Assets Capital Cost and Operating Expense Assets, Current [Abstract] Assets, Current Assets, Current, Total Depreciation and Amortization, Cash Flow Depreciation and Amortization, Cash Flow, Total Real Estate, Liabilities Associated with Assets Held for Development and Sale Noninterest Expense [Abstract] Noninterest Expense Noninterest Expense, Total Noninterest Revenue [Abstract] Noninterest Revenue Noninterest Revenue, Total Research and Development Expense [Abstract] Accounts Receivable, Gross, Current Trade Names [Member] Trade Receivables Held-for-sale, Amount, Beginning Balance Trade Receivables Held-for-sale, Amount Trade Receivables Held-for-sale, Net Trade Receivables Held-for-sale, Net, Ending Balance Trade Receivables Held-for-sale, Net, Beginning Balance Trade Receivables Held-for-sale, Net, Reconciliation to Cash Flow [Roll Forward] Trade Receivables Held-for-sale, Reconciliation to Cash Flow, Additions to Held-for-sale Trade Receivables Held-for-sale, Reconciliation to Cash Flow, Period Increase (Decrease) Trade Receivables Held-for-sale, Reconciliation to Cash Flow, Period Increase (Decrease), Total Trade Receivables Held-for-sale, Reconciliation to Cash Flow, Deductions from Held-for-sale Trade Secrets [Member] Trademarks [Member] Trading Account Investments [Member] Interest Expense, Trading Account Liabilities Trading Gains (Losses) Trading Liabilities Trading Securities, Corporate Debt, at Fair Value Trading Securities, Debt, Current Trading Securities, Debt, Current, Total Trading Securities, Debt Issued by Foreign Governments, at Fair Value Trading Securities, Other Fixed Maturity, at Fair Value Trading Securities, Derivative Contracts, at Fair Value Trading Securities, Encumbered, at Fair Value [Abstract] Trading Securities Encumbered, Corporate Debt, at Fair Value Trading Securities Encumbered, Debt Issued by Foreign Governments, at Fair Value Trading Securities Encumbered, Equity, at Fair Value Trading Securities Encumbered, Mortgage Backed Securities (MBS), at Fair Value Trading Securities Encumbered, Other Fixed Maturity, at Fair Value Trading Securities Encumbered, States within US and Political Subdivisions of States, at Fair Value Trading Securities Encumbered, US Treasury and Other US Government Corporations and Agencies, at Fair Value Trading Securities Encumbered, US Federal, State and Local Debt, at Fair Value [Abstract] Trading Securities Encumbered, US Federal, State and Local Debt, at Fair Value Trading Securities Encumbered, US Federal, State and Local Debt, at Fair Value, Total Trading Securities, Encumbered, at Fair Value Trading Securities, Encumbered, at Fair Value, Total Trading Securities, Equity, Common Stock, at Fair Value Trading Securities, Equity, Current Trading Securities, Equity, Current, Total Trading Securities, Equity, Preferred Stock, at Fair Value Trading Securities [Member] Trading Securities, Mortgage Backed Securities (MBS), at Fair Value Trading Securities, Physical Commodities, at Fair Value Trading Securities Sold, Not yet Purchased [Member] Trading Securities, States within US and Political Subdivisions of States, at Fair Value Trading Securities, US Treasury and Other US Government Corporations and Agencies, at Fair Value Trading Securities, US Treasury, State, Local, and Other US Government Corporations and Agencies, at Fair Value Trading Securities, US Treasury, State, Local, and Other US Government Corporations and Agencies, at Fair Value, Total Trading Securities, Unencumbered, Fair Value [Abstract] Trading Securities Unencumbered, Corporate Debt, at Fair Value Trading Securities Unencumbered, Debt Issued by Foreign Governments, at Fair Value Trading Securities Unencumbered, Equity, at Fair Value Trading Securities Unencumbered, Mortgage Backed Securities (MBS), at Fair Value Trading Securities Unencumbered, Other Fixed Maturity, at Fair Value Trading Securities Unencumbered, States within US and Political Subdivisions of States, at Fair Value Trading Securities Unencumbered, US Treasury and Other US Government Corporations and Agencies, at Fair Value Trading Securities Unencumbered, US Federal, State and Local Debt, at Fair Value [Abstract] Trading Securities Unencumbered, US Federal, State and Local Debt, at Fair Value Trading Securities Unencumbered, US Federal, State and Local Debt, at Fair Value, Total Trading Securities, Unencumbered, Fair Value Trading Securities, Unencumbered, Fair Value, Total Trading Securities, Unrealized Holding Gain (Loss) Trading Securities, Unrealized Holding Gain (Loss), Total Trading Securities, Unrealized Holding Gain Trading Securities, Unrealized Holding Loss Trading Securities, Description Traditional Life, Interest Rate, High End Traditional Life, Interest Rate, Low End Traditional Life, Interest Rate Assumptions Available-for-sale Securities, Transfers to Trading, Gains (Losses), Net Available-for-sale Securities, Transfers to Trading, Gains (Losses), Net, Total Available-for-sale Securities, Transfers to Trading, Gross Gains Available-for-sale Securities, Transfers to Trading, Gross Losses Transfers and Servicing of Financial Assets and Extinguishments of Liabilities [Abstract] Transfers and Servicing of Financial Assets, Policy Transfers and Servicing of Financial Assets, Repurchase and Resale Agreements, Policy Transfers and Servicing of Financial Assets, Servicing of Financial Assets, Policy Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Financings, Policy Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Sales, Policy Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Policy Long-term Transition Bond Transition to Competition Liability, Noncurrent Translation Adjustment for Net Investment Hedge [Roll Forward] Translation Adjustment for Net Investment Hedge, Gross of Tax, Increase (Decrease) Translation Adjustment for Net Investment Hedge, Increase (Decrease), Net of Tax Translation Adjustment for Net Investment Hedge, Net of Tax, Period Increase (Decrease) Translation Adjustment for Net Investment Hedge, Net of Tax, Period Increase (Decrease), Total Translation Adjustment for Net Investment Hedge, Net of Tax, Ending Balance Translation Adjustment for Net Investment Hedge, Net of Tax, Beginning Balance Translation Adjustment for Net Investment Hedge, Net of Tax Translation Adjustment Functional to Reporting Currency [Roll Forward] Translation Adjustment Functional to Reporting Currency, Gross of Tax, Increase (Decrease) Translation Adjustment Functional to Reporting Currency, Net of Tax, Period Increase (Decrease) Translation Adjustment Functional to Reporting Currency, Net of Tax, Period Increase (Decrease), Total Translation Adjustment Functional to Reporting Currency, Net of Tax, Ending Balance Translation Adjustment Functional to Reporting Currency, Net of Tax, Beginning Balance Translation Adjustment Functional to Reporting Currency, Net of Tax Independent Transmission and Distribution System [Member] Transportation Advance Ticket 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Securities, Unrecognized Holding Losses Held-to-maturity Securities, Unrecognized Holding Gains Prepayment Option [Member] Spot Contract [Domain] Spot Commodity Contract [Member] Arbitrage Trade [Member] Deferred Discounts, Finance Charges and Interest Included in Receivables Held-to-maturity Securities, Debt Maturities, Amortized Cost [Abstract] Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] Held-to-maturity Securities, Sales or Transfers of Investments [Abstract] Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract] Held-to-maturity Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] Held-to-maturity Securities, Restricted [Abstract] Held-to-maturity Securities, Fair Value Held-to-maturity Securities, Gross Gains (Losses), Derivatives Held-to-maturity Securities, Classified [Abstract] Time Sharing 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Receivable, Prepayment Estimate Assumptions, Accounting Policy Contract Receivable Retainage, Due after One Year [Abstract] Contract Receivable Retainage, Due after One Year Contract Receivable Retainage, Due after One Year, Total Contracts Receivable, Claims and Uncertain Amounts [Abstract] Contracts Receivable, Claims and Uncertain Amounts, Expected to be Collected within One Year Contracts Receivable, Claims and Uncertain Amounts, Expected to be Collected after One Year Contracts Receivable, Claims and Uncertain Amounts Contracts Receivable, Claims and Uncertain Amounts, Total Contracts Receivable, Claims and Uncertain Amounts, Nature and Status Induced Conversion of Convertible Debt Expense Held-to-maturity Securities, Debt Maturities, within One Year, Amortized Cost Held-to-maturity Securities, Debt Maturities, after One Through Five Years, Amortized Cost Held-to-maturity Securities, Debt Maturities, after Five Through Ten Years, Amortized Cost Held-to-maturity Securities, Debt 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[Text Block] Accounts and Notes Receivable [Table] Accounts and Notes Receivable, Type of Receivable [Axis] Type of Receivable [Domain] Accounts Receivable, Net, Current [Abstract] Notes Receivable, Net, Current [Abstract] Notes Receivable, Net, Current Notes Receivable, Net, Current, Total Notes Receivable, Net, Noncurrent [Abstract] Accounts Receivable, Net [Abstract] Schedule of Limited Partners' Capital Account by Class [Text Block] Limited Partners' Capital Account by Class [Table] Limited Partners' Capital Account by Class [Axis] Limited Partners' Capital Account, Class [Domain] Limited Partners' Capital Account [Line Items] Preferred Units, Preferred Partners' Capital Account [Abstract] Preferred Units, Preferred Partners' Capital Account, Units Issued Preferred Units, Preferred Partners' Capital Account, Units Outstanding Preferred Units, Preferred Partners' Capital Account, Units Authorized Allowance for Notes Receivable, Noncurrent Notes Receivable, Gross Allowance for Notes 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Reconciling Item State Insurance Department, Statutory to NAIC, Amount of Reconciling Item Casino Receivables [Member] Hotel Receivables [Member] Leasing Receivables [Member] Insurance Settlements Receivable [Member] Contracts Receivable [Member] Patient Accounts Receivable [Member] Contract Receivable Retainage [Member] Unbilled Contracts Receivable [Member] Billed Contract Receivables [Member] Finance Receivables [Member] Trading Securities, Realized Gain (Loss) [Abstract] Trading Securities, Realized Gain Trading Securities, Realized Loss Trading Securities, Realized Gain (Loss) Trading Securities, Realized Gain (Loss), Total Finite-Lived Trademarks, Gross Insurance Receivable for Malpractice [Member] Mortgage Receivables [Member] Loan Receivables [Member] Storage and Transportation Receivables [Member] Oil and Gas Sales Receivables [Member] Contract Holder Receivables [Member] Partners' Capital Account, Units [Table] Partners' Capital Account, Units [Line Items] General Partners' Capital Account, Distribution Amount Limited Partners' Capital Account, Distribution Amount Long-term Accounts and Notes Receivable, Net, Noncurrent Long-term Accounts and Notes Receivable, Net, Noncurrent, Total Premiums Written, Net [Abstract] Closed Block Operations, Benefits and Expense [Abstract] Accounts and Notes Receivable, Gross, Allowance, and Net [Abstract] Premiums Earned, Net, Other Insurance Premiums Earned, Net, Other Insurance, Total Marketable Securities, Income Statement, Summary of Gains (Losses), Reported Amounts [Abstract] Marketable Securities [Text Block] Schedule of Marketable Securities, Income Statement, Reported Amounts [Table] Schedule of Marketable Securities, Gains (Losses), by Category [Axis] Marketable Securities, Categories of Certain Investments in Debt and Equity Securities [Domain] Marketable Securities, Categories of Investments, Trading Securities [Member] Marketable Securities, Categories of Investments, Available-for-sale Securities [Member] Marketable Securities, Categories of Investments, Held-to-maturity Securities [Member] Marketable Securities, Income Statement, Summary of Gains (Losses) [Line Items] Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss) Held-to-maturity Securities, Transferred to Available-for-sale Securities, Unrealized Gain (Loss) Marketable Securities, Unrealized Gain (Loss) [Abstract] Marketable Securities, Realized Gain (Loss) [Abstract] Marketable Securities, Unrealized Gain (Loss) Marketable Securities, Unrealized Gain (Loss), Total Marketable Securities, Realized Gain (Loss) Marketable Securities, Realized Gain (Loss), Total Available-for-sale Securities, Basis for Valuation, Other than Equity Securities Trading Securities, Basis for Valuation, Other than Equity Securities Trading Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] Trading Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value Trading Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Trading Securities, Continuous Unrealized Loss Position, Fair Value Trading Securities, Continuous Unrealized Loss Position, Fair Value, Total Trading Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract] Trading Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses Trading Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses Trading Securities, Continuous Unrealized Loss Position, Aggregate Losses Trading Securities, Continuous Unrealized Loss Position, Aggregate Losses, Total Trading Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] Trading, Securities in Unrealized Loss Positions, Qualitative Disclosure, Nature Trading, Securities in Unrealized Loss Positions, Qualitative Disclosure, Cause Trading, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions Trading, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity Trading, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other Major Types of Trading Securities [Domain] Goodwill Reconciliation Analysis [Abstract] Intangible Assets Disclosure [Abstract] Intangible Assets Disclosure [Text Block] Accounts Receivable, Related Parties, Current Income (Loss) from Equity Method Investments [Member] Other Research and Development Expense [Member] Marketable Securities, Categories of Investments, Cost-method Investments [Member] Effect of Illegal Acts on Financial Statements, Amount [Member] Effect of Illegal Acts on Financial Statements, Disclosure [Member] Shipping, Handling and Transportation Costs [Member] Loans and Leases Receivable, Foreign Component [Abstract] Preferred Stock, Shares Subscribed but Unissued Preferred Stock, Shares Subscribed but Unissued, Value Preferred Stock, Shares Subscribed but Unissued, Subscriptions Receivable Asset Recovery Damaged Property Costs, Noncurrent Prepaid Interest Investment Income [Text Block] Schedule of Investment Income, Reported Amounts, by Category [Table] Schedule of Investment Income, by Category [Axis] Investment Income, Categories [Domain] Investment Income, Reported Amounts [Line Items] Investment Income, Interest Investment Income, Dividend Investment Income, Interest and Dividend Investment Income, Interest and Dividend, Total Customer Receivables [Member] Brokerage Receivables [Member] Interest and Dividend Receivables [Member] Due from Related Parties, Unclassified [Abstract] Accounts Receivable, Related Parties, Unclassified Convertible Preferred Stock, Shares Subscribed but Unissued, Value Convertible Preferred Stock, Shares Subscribed but Unissued Convertible Preferred Stock, Shares Subscribed but Unissued, Subscription Receivable Common Stock, Share Subscriptions but Unissued, Value Statutory Accounting Practices, Retained Earnings Not Available for Dividends Investment Income, Interest and Dividend [Abstract] Investment Income, Amortization of Discount and Premium [Abstract] Investment Income, Amortization of Discount Investment Income, Amortization of Premium Investment Income, Amortization of Discount and Premium Investment Income, Amortization of Discount and Premium, Total Securities Held as Collateral, at Fair Value Cooperative Advertising Expense [Member] Component of Other Operating Cost and Expense, Industry Specific [Axis] Shares Held in Employee Stock Ownership Plan, Committed-to-be-Released Shares held in Employee Stock Ownership Plan, Suspense Shares Development Stage Enterprises General Disclosures [Text Block] Liabilities of Business Transferred under Contractual Arrangement [Abstract] Liabilities of Business Transferred under Contractual Arrangement, Description Liabilities of Business Transferred under Contractual Arrangement Liabilities of Business Transferred under Contractual Arrangement, Total Subservicing of Financial Assets Agreements, Description Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, at Acquisition, at Fair Value Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, Cash Flows Expected to be Collected at Acquisition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, Cash Flows Expected to be Collected at Acquisition Cash and Cash Equivalents [Domain] Impact of Restatement on Earning Per Share [Abstract] Impact of Restatement on Earning Per Share, Basic Impact of Restatement on Earning Per Share, Diluted Restatement of Prior Year Income, Tax Effects Restatement of Prior Year Income, Net of Tax Other Deferred Costs, Net [Abstract] Subsequent Event, Pro Forma Impact Other Assets, Noncurrent [Abstract] Additions to Other Assets, Noncurrent, Amount Reductions in Other Assets, Noncurrent, Amount Restatement of Prior Year Income [Abstract] Equity Method Investment, Summarized Financial Information [Abstract] Equity Method Investment, Summarized Financial Information, Noncurrent Assets Equity Method Investment, Summarized Financial Information, Assets [Abstract] Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities Equity Method Investment, Summarized Financial Information, Liabilities [Abstract] Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] Long-term Deferred Finance Costs, Gross Accumulated Amortization of Long-term Deferred Finance Costs Long-term Deferred Finance Costs, Net Long-term Deferred Finance Costs, Net, Total Long-term Deferred Finance Costs, Net [Abstract] Current Deferred Finance Costs, Net [Abstract] Current Deferred Finance Costs, Gross Accumulated Amortization of Current Deferred Finance Costs Current Deferred Finance Costs, Net, Total Current Deferred Finance Costs, Net, Total, Total Property, Plant and Equipment [Abstract] Property, Plant and Equipment, Schedule of Significant Acquisitions and Disposals [Abstract] Property Plant and Equipment Income Statement Disclosures [Abstract] Property, Plant and Equipment Planned Major Maintenance [Abstract] Property, Plant and Equipment Impairment or Disposal [Abstract] Comprehensive Income, Accumulated Gain (Loss), Net, Unrealized Gain (Loss), Reclassification from Held-to-maturity to Available-for-sale Comprehensive Income, Accumulated Gain (Loss), Net, Unrealized Gain (Loss), Reclassification from Available-for-sale to Held-to-maturity Equity Method Investment, Summarized Financial Information, Cost of Sales or Revenue Equity Method Investment, Difference Between Carrying Amount and Underlying Equity [Abstract] Assets Designated to Closed Block, Equity Securities, Available-for-sale, at Fair Value Components of Environmental Loss Accrual [Abstract] State Insurance Department, Statutory to NAIC, Description of Reconciling Item Excess of Reported Closed Block Liabilities over Assets Designated to Closed Block Excess of Reported Closed Block Liabilities over Assets Designated to Closed Block, Total Equity Method Investments, Financial Statement, Reported Amounts [Abstract] Other Liabilities, Current, Aggregate [Abstract] Other Liabilities, Noncurrent, Aggregate [Abstract] Development Stage Enterprise, Additional Information for Statement of Stockholders' Equity Disclosure [Abstract] Schedule of Equity Issued Since Inception [Text Block] Schedule of Equity Issued Since Inception [Table] Schedule of Equity Issued Since Inception, Issuance [Axis] Issuance [Domain] Equity Issuance Since Inception Details [Line Items] Equity Issuance, Date Equity Issuance, Number of Equity Securities Issued for Cash Equity Issuance, Number of Equity Securities Issued for Noncash Considerations Equity Issuance, Dollar Amount Per Share Equity Issuance, Total Dollar Amount Equity Issuance, Noncash Considerations Details Accounts and Notes Receivable, Classified [Abstract] Accounts and Notes Receivable, Unclassified [Abstract] Notes Receivable, Net [Abstract] Accounts and Notes Receivable [Line Items] Receivables with Imputed Interest, Net Amount [Abstract] Loans and Leases Receivable, Gross, Carrying Amount [Abstract] Other Liabilities, Current, Aggregate Other Liabilities, Current, Aggregate, Total Other Liabilities, Noncurrent, Aggregate Other Liabilities, Noncurrent, Aggregate, Total Description of Embedded Regulatory Liability Extraordinary Item, Discontinued Application of Specialized Accounting for Regulated Operations Deferred Compensation Arrangements, Description Other General Expense Uncertainties [Abstract] Concentration Risk, Benchmark Description Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Sales Revenue, Product Line [Member] Sales Revenue, Segment [Member] Number of Employees, Total [Member] Number of Employees, Geographic Area [Member] Net Assets, Geographic Area [Member] Net Assets, Segment [Member] Workforce Subject to Collective Bargaining Arrangements Expiring within One Year [Member] Accounts Receivable, Total [Member] Nonredeemable Convertible Preferred Stock [Member] Preferred Stock, Redemption Terms Preferred Stock, Redemption Price Per Share Preferred Stock, Redemption Date Accounts Payable and Accrued Liabilities, Current and Unclassified [Abstract] Accounts Payable and Accrued Liabilities, Noncurrent [Abstract] Jointly Owned Natural Gas Processing Plant [Member] Jointly Owned Water Plant [Member] Revenue Recognition, Excise and Sales Taxes Excise Taxes Revenue from Multiple Element Arrangements Income from Rentals Liabilities of Business Transferred under Contractual Arrangement, Noncurrent Liabilities of Business Transferred under Contractual Arrangement, Current Deferred Compensation Liability, Current [Abstract] Deferred Employee Stock Option Plan (ESOP) Benefits, Current Other Deferred Compensation, Current Other Deferred Compensation, Current, Ending Balance Life Settlement Contracts, Policy Five Year Disclosure [Domain] One Year from Balance Sheet Date [Member] More than One and within Two Years from Balance Sheet Date [Member] More than Two and within Three Years from Balance Sheet Date [Member] More than Three and within Four Years from Balance Sheet Date [Member] More than Four and within Five Years from Balance Sheet Date [Member] More than Five Years from Balance Sheet Date and Thereafter [Member] Life Settlement Contracts, Fair Value Method [Abstract] Life Settlement Contracts, Fair Value Method, Gain (Loss) [Abstract] Life Settlement Contracts, Investment Method [Abstract] Schedule of Life Settlement Contracts, Investment Method [Text Block] Schedule of Life Settlement Contracts, Investment Method [Table] Life Settlement Contracts, Investment Method, Five Year Disclosure [Axis] Schedule of Life Settlement Contracts, Investment Method, Disclosure Items [Line Items] Concentration Risks, Types, No Concentration Percentage [Abstract] Concentration Risk, Source of Supply of Labor Concentration Risk, Credit Risk, Financial Instrument, Maximum Exposure Concentration Risk, Material Revenue, Rights Granted [Member] Revenue from Rights Concentration Risk [Member] Concentration Risk, Additional Characteristic Cost of Goods, Total [Member] Cost of Goods, Segment [Member] Cost of Goods, Product Line [Member] Concentration Risk, Net Assets Amount, Geographic Area Treasury Stock, Restrictions Schedule of Business Acquisitions by Acquisition, Equity Interest Issued or Issuable [Text Block] Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Text Block] Schedule of Business Acquisitions by Acquisition, Allocation of Intangible Assets Not Amortizable and Goodwill to Segments [Text Block] Commitments from Franchise Agreements Initial Franchise Fees Revenue from Franchisor Owned Outlets Revenue from Franchised Outlets Costs of Franchisor Owned Outlets Costs of Franchised Outlets Changes in Franchises Life Settlement Contracts, Investment Method, Five Year Disclosure, Premiums to be Paid Life Insurance, Corporate or Bank Owned, Restrictions Life Insurance, Corporate or Bank Owned, Additional Information Life Insurance, Corporate or Bank Owned [Text Block] Segment Reporting Information, Revenue [Abstract] Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Net Increase (Decrease) [Abstract] Allowance for Loan and Lease Losses, Provision for Loss, Net [Abstract] Allowance for Loan and Lease Losses, Other Adjustments, Net [Abstract] Receivables Held-for-sale, Amount [Abstract] Receivables Held-for-sale, Net Amount [Abstract] Treasury Stock, Deferred Employee Stock Option Plan Other Comprehensive Income, Pension Gain (Loss) Other Comprehensive Income, Pension Gain (Loss), Tax Effect Other Comprehensive Income (Loss) Reclassified Pension Gain (Loss) Other Comprehensive Income (Loss), Reclassified Pension Gain (Loss), Tax Effect Asset Retirement Obligations, Noncurrent [Abstract] Retained Earnings, Dividends Common Stock Issued, Employee Trust, Deferred Common Stock, Shares Held in Employee Trust Common Stock, Shares Held in Employee Trust, Shares Deferred Compensation, Restricted Stock Development Stage Enterprise, Additional Information for Income Statement [Abstract] Development Stage Enterprise, Additional Information for Statement of Cash Flows [Abstract] Development Stage Enterprise, Additional Information for Statement of Financial Position [Abstract] Costs Incurred, Acquisition of Oil and Gas Properties [Abstract] Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows [Abstract] Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure [Abstract] Results of Operations, Oil and Gas Producing Activities Net Income (Excluding 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of Other than 10 or 20 Percent Adverse Change in Prepayment Speed Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Discount Rate, Percent Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Discount Rate Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Expected Credit Losses, Percent Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Expected Credit Losses Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption Target or Tracking Stock, Stock, Class [Axis] Target or Tracking Stock, Class [Domain] Targeted or Tracking Stock, Stock [Line Items] Targeted or Tracking Stock, Stock [Table] Convertible Common Stock [Member] Common Stock, Conversion Features Proceeds from Insurance Settlement, Operating Activities Payments for Reinsurance Payments for Loans Held-for-sale Payments for Deposits with Other Institutions Payments for Loans Proceeds from License Fees Received Payments for Other Taxes Payments for Rent Payments for Time Deposits Valuation Allowance, Reason Valuation Allowance, Deferred Tax Asset, Explanation of Change Finite-Lived Intangible Asset, Net [Abstract] Loss on Contracts Schedule of Restructuring Reserve [Table] Restructuring Reserve, by Type 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Rights Fair Value, Concentration of Risk, Investment in Federal Home Loan Bank Stock Fair Value, Concentration of Risk, Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell Fair Value, Concentration of Risk, Financial Liabilities, Balance Sheet Groupings [Abstract] Fair Value, Concentration of Risk, Accounts Payable Fair Value, Concentration of Risk, Accrued Liabilities Fair Value, Concentration of Risk, Borrowings Fair Value, Concentration of Risk, Senior Debt Obligations Fair Value, Concentration of Risk, Subordinated Debt Obligations Fair Value, Concentration of Risk, Deposits Fair Value, Concentration of Risk, Capital Lease Obligations Fair Value, Concentration of Risk, Trading Liabilities Fair Value, Concentration of Risk, Minority Interests Fair Value, Concentration of Risk, Federal Funds Purchased and Securities Sold under Agreements to Repurchase Fair Value, Concentration of Risk, Federal Funds Purchased Fair Value, Concentration of Risk, 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Land Sales Operative Builders, Policy [Text Block] Inventory, Interest Capitalization Policy Inventory, Real Estate, Policy Land under Option Arrangements, Policy Inventory, Operative Builders, Other Application of Recognition Provisions of SFAS 158, Incremental Effects on Balance Sheet [Abstract] Schedule of Incremental Effects on Balance Sheet, Application of SFAS 158 Recognition Provisions [Text Block] Schedule of Incremental Effects on Balance Sheet, Application of SFAS 158 Recognition Provisions [Table] Incremental Effects on Balance Sheet, Application of SFAS 158 Recognition Provisions, Balance Sheet Line Item [Axis] Balance Sheet Line Item, Affected by Application of SFAS 158 [Domain] Inventory, Land Held for Development and Sale Cost of Real Estate Sales, Interest Cost of Real Estate Sales, Impairment Loss Cost of Real Estate Sales, Excluding Interest Cost of Real Estate Sales Cost of Real Estate Sales, Total Inventory, Operative Builders, Disclosures [Abstract] Liabilities Subject to Compromise Disclosures [Abstract] Reorganization Items Disclosures [Abstract] Reorganization Value Disclosures [Abstract] Servicing Asset at Amortized Value, Balance [Roll Forward] Valuation Allowance for Impairment of Recognized Servicing Assets [Roll Forward] Servicing Asset at Fair Value, Amount [Roll Forward] Servicing Liability at Fair Value, Amount [Roll Forward] Servicing Liability at Amortized Value [Roll Forward] Incremental Effect on Balance Sheet, Change Due to Application of SFAS 158 Recognition Provisions [Line Items] Incremental Effect on Balance Sheet, Change in Asset Line Item Due to Application of SFAS 158 Recognition Provisions [Roll Forward] Incremental Effect on Balance Sheet, Change in Liability or Equity Line Item Due to Application of SFAS 158 Recognition Provisions [Roll Forward] Incremental Effect on Balance Sheet, Asset Line Item Balance, Application of SFAS 158 Recognition Provisions Incremental Effect on Balance Sheet, Asset Line Item Balance, Application of SFAS 158 Recognition Provisions, Beginning Balance Incremental Effect on Balance Sheet, Asset Line Item Balance, Application of SFAS 158 Recognition Provisions, Ending Balance Incremental Effect on Balance Sheet, Asset Line Item Increase (Decrease) Due to Application of SFAS 158 Recognition Provisions, Period Increase (Decrease) Incremental Effect on Balance Sheet, Asset Line Item Increase (Decrease) Due to Application of SFAS 158 Recognition Provisions, Period Increase (Decrease), Total Incremental Effect on Balance Sheet, Liability or Equity Line Item Balance, Application of SFAS 158 Recognition Provisions Incremental Effect on Balance Sheet, Liability or Equity Line Item Balance, Application of SFAS 158 Recognition Provisions, Beginning Balance Incremental Effect on Balance Sheet, Liability or Equity Line Item Balance, Application of SFAS 158 Recognition Provisions, Ending Balance Incremental Effect on Balance Sheet, Liablity or Equity Line Item Increase (Decrease) Due to Application of SFAS 158 Recognition Provision, Period Increase (Decrease), Total Incremental Effect on Balance Sheet, Liability or Equity Line Item Increase (Decrease) Due to Application of SFAS 158 Recognition Provision Defined Benefit Plan, Net Amount Recognized [Abstract] Defined Benefit Plan, Funded Status of Plan [Abstract] Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract] Fair Value, Assets Measured on Recurring Basis [Text Block] Fair Value, Assets Measured on Recurring Basis [Table] Fair Value, Assets Measured on Recurring Basis, Disclosure Items [Axis] Fair Value, Assets Measured on Recurring Basis, Disclosure Items [Domain] Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] Fair Value, Assets Measured on Recurring Basis, Cash and Cash Equivalents Fair Value, Assets Measured on Recurring Basis, Accounts Receivable Fair Value, Assets Measured on Recurring Basis, Notes Receivable Fair Value, Assets Measured on Recurring Basis, Premiums Receivable Fair Value, Measured on Recurring Basis, Investments Fair Value, Assets Measured on Recurring Basis, Equity Method Investments Fair Value, Assets Measured on Recurring Basis, Cost Method Investments Fair Value, Assets Measured on Recurring Basis, Derivative Financial Instruments, Assets Fair Value, Assets Measured on Recurring Basis, Trading Account Assets Fair Value, Assets Measured on Recurring Basis, Loans Receivable Fair Value, Assets Measured on Recurring Basis, Interest Continued to be Held Fair Value, Assets Measured on Recurring Basis, Servicing Rights Fair Value, Assets Measured on Recurring Basis, Investment in Federal Home Loan Bank Stock Fair Value, Assets Measured on Recurring Basis, Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell Fair Value, Liabilities Measured on Recurring Basis [Abstract] Fair Value, Liabilities Measured on Recurring Basis [Text Block] Fair Value, Liabilities Measured on Recurring Basis [Table] Fair Value, Liabilities Measured on Recurring Basis, Disclosure Items [Axis] Fair Value, Liabilities Measured on Recurring Basis, Disclosure Items [Domain] Fair Value, Liabilities Measured on Recurring Basis, Financial Statement Captions [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Accounts Payable Fair Value, Liabilities Measured on Recurring Basis, Guarantees Fair Value, Liabilities Measured on Recurring Basis, Commitments Fair Value, Liabilities Measured on Recurring Basis, Foreign Currency Contracts Fair Value, Liabilities Measured on Recurring Basis, Derivative Financial Instruments, Liabilities Fair Value, Liabilities Measured on Recurring Basis, Investment Contracts Fair Value, Liabilities Measured on Recurring Basis, Federal Home Loan Bank Borrowings Fair Value, Liabilities Measured on Recurring Basis, Securities Loaned or Sold under Agreements to Repurchase Fair Value, Liabilities Measured on Recurring Basis, Federal Funds Purchased Fair Value, Liabilities Measured on Recurring Basis, Federal Funds Purchased and Securities Sold under Agreements to Repurchase Fair Value, Liabilities Measured on Recurring Basis, Minority Interests Fair Value, Liabilities Measured on Recurring Basis, Trading Liabilities Fair Value, Liabilities Measured on Recurring Basis, Capital Lease Obligations Fair Value, Liabilities Measured on Recurring Basis, Deposits Fair Value, Liabilities Measured on Recurring Basis, Subordinated Debt Obligations Fair Value, Liabilities Measured on Recurring Basis, Obligations Fair Value, Liabilities Measured on Recurring Basis, Borrowings Fair Value, Liabilities Measured on Recurring Basis, Accrued Liabilities Fair Value, Liabilities Measured on Recurring Basis, Mandatorily Redeemable Preferred Stock Description of Material Contingencies of Parent Company Five Year Schedule of Maturities of Parent Company, Repayments of Principle within One Year Five Year Schedule of Maturities of Parent Company, Repayments of Principle in Year Two Five Year Schedule of Maturities of Parent Company, Repayment of Principle in Year Three Five Year Schedule of Maturities of Parent Company, Repayments of Principle in Year Four Five Year Schedule of Maturities of Parent Company, Repayments of Principle in Year Five Five Year Schedule of Maturities of Parent Company, Repayments of Principal after Year Five Limited Liability Company or Limited Partnership, Description of Limitation of Members' Liability Fair Value, Assets and Liabilities Measured on Recurring Basis, Valuation Techniques [Abstract] Fair Value, Assets and Liabilities Measured on Recurring Basis, Valuation Techniques [Text Block] Fair Value, Assets Measured on Recurring Basis, Valuation Techniques [Abstract] Fair Value, Assets Measured on Recurring Basis, Cash and Cash Equivalents, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Accounts Receivable, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Notes Receivable, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Premiums Receivable, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Investments, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Equity Method Investments, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Cost Method Investments, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Derivative Financial Instruments, Assets, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Trading Account Assets, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Loans Receivable, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Cash Surrender Value, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Interest Continued to be Held, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Servicing Rights, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Investment in Federal Home Loan Bank Stock, Valuation Techniques Fair Value, Assets Measured on Recurring Basis, Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Valuation Techniques [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Accounts Payable, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Accrued Liabilities, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Mandatorily Redeemable Preferred Stock, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Guarantees, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Commitments, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Foreign Currency Contracts, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Derivative Financial Instruments, Liabilities, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Investment Contracts, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Federal Home Loan Bank Borrowings, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Securities Loaned or Sold under Agreements to Repurchase, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Federal Funds Purchased, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Minority Interests, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Trading Liabilities, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Capital Lease Obligations, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Deposits, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Subordinated Debt Obligations, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Obligations, Valuation Techniques Fair Value, Liabilities Measured on Recurring Basis, Borrowings, Valuation Techniques Fair Value, Assets Measured on Recurring Basis [Abstract] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Text Block] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, by Asset Type [Axis] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Asset Types [Domain] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value, Beginning Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value, Ending Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, Sales, Issuances, Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings, Description Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease), Total Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Liability Types [Domain] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, by Liability Type [Axis] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value, Beginning Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value, Ending Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, Sales, Issuances, Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease), Total Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings, Description Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] Schedule of Stockholders' Equity Note, Warrants or Rights [Text Block] Class of Warrant or Right [Table] Class of Warrant or Right [Axis] Description of Class of Warrant or Right [Domain] Capital Unit, Class A [Member] Capital Unit, Class B [Member] Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Support Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Support, Bond Indices Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Support, Bond Terms Sale Leaseback Transaction, Quarterly Rental Payments Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Earnings [Abstract] Fair Value, Assets and Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings [Abstract] Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Trading Revenue Fair Value, Assets and Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings [Text Block] Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Investment Income Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Other Income Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Trading Revenue Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Investment Income Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Other Income Fair Value, Assets Measured on Recurring Basis, Gain (Loss) Included in Earnings, Description Fair Value, Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Gain (Loss) Included in Trading Revenue Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Trading Revenue Fair Value, Liabilities Measured on Recurring Basis, Gain (Loss) Included in Investment Income Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Investment Income Fair Value, Liabilities Measured on Recurring Basis, Gain (Loss) Included in Other Income Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Other Income Fair Value, Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings, Description Regulatory Assets and Liabilities, Other Disclosures [Abstract] Regulatory Current Asset, End Date for Recovery Regulatory Noncurrent Liability, End Date for Recovery Sale of Homes Writedown Ongoing Project Option Indexed to Issuer's Equity, Type [Domain] Option Indexed to Issuer's Equity, Strike Price Option Indexed to Issuer's Equity, Shares Option Indexed to Issuer's Equity, Settlement Date or Dates Option Indexed to Issuer's Equity, Classification Option Indexed to Issuer's Equity, Settlement Alternatives Option Indexed to Issuer's Equity, Settlement Alternatives, Fair Value, Amount Option Indexed to Issuer's Equity, Contract Reclassification Option Indexed to Issuer's Equity, Temporary Equity, Redeemable Stock, Redemption Requirements Forward Contract Indexed to Issuer's Equity, Type [Domain] Forward Contract Indexed to Issuer's Equity, Forward Rate Forward Contract Indexed to Issuer's Equity, Shares Forward Contract Indexed to Issuer's Equity, Settlement Date or Dates Forward Contract Indexed to Issuer's Equity, Classification Forward Contract Indexed to Issuer's Equity, Settlement Alternatives Forward Contract Indexed to Issuer's Equity, Settlement Alternatives, Fair Value, Amount Forward Contract Indexed to Issuer's Equity, Contract Reclassification Forward Contract Indexed to Issuer's Equity, Temporary Equity, Redeemable Stock, Redemption Requirements Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques [Abstract] Operating Loss Carryforwards [Table] Operating Loss Carryforwards by Tax Authority [Axis] Operating Loss Carryforwards [Line Items] Summary of Operating Loss Carryforwards [Text Block] Repurchase and Resale Agreements, Securities Borrowed and Loaned [Abstract] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Schedule of Assets Measured on Nonrecurring Basis [Abstract] Fair Value, Assets Measured on Nonrecurring Basis [Abstract] Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques [Text Block] Fair Value, Assets Measured on Nonrecurring Basis [Text Block] Fair Value, Assets Measured on Nonrecurring Basis [Table] Fair Value, Assets Measured on Nonrecurring Basis, Disclosure Items [Axis] Fair Value, Assets Measured on Nonrecurring Basis, Disclosure Items [Domain] Fair Value, Assets Measured on Nonrecurring Basis, Gains (Losses) [Member] Fair Value, Assets Measured on Nonrecurring Basis, Financial Statement Captions [Line Items] Inventory, Noncurrent, Fair Value Disclosure Property, Plant, and Equipment, Fair Value Disclosure Capital Leased Assets, Noncurrent, Fair Value Disclosure Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Fair Value Disclosure Held-to-maturity Securities, Fair Value Disclosure Investment in Physical Commodities, Fair Value Disclosure Goodwill, Fair Value Disclosure Schedule of Mortgage Loans on Real Estate, Minimum Interest Rate in Range Schedule of Mortgage Loans on Real Estate, Maximum Interest Rate in Range Schedule of Mortgage Loans on Real Estate, Delinquent Principal or Interest, Acquired from Affiliates Common Stock, Additional Paid in Capital Indefinite-lived Intangible Assets (Excluding Goodwill), Fair Value Disclosure Finite-lived Intangible Assets, Fair Value Disclosure Investments in Power and Distribution Projects, Fair Value Disclosure Assets Held-for-sale, Long Lived, Fair Value Disclosure Regulatory Assets, Noncurrent, Fair Value Disclosure Gas Purchase Contract, Fair Value Disclosure Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Inventory, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Property, Plant, and Equipment Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Capital Leased Assets, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Held-to-maturity Securities Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Investment in Physical Commodities Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Goodwill Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Indefinite-lived Intangible Assets (Excluding Goodwill) Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Finite-lived Intangible Assets Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Investments in Power and Distribution Projects Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Assets Held-for-sale, Long Lived Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Regulatory Assets, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Valuation Techniques, Gas Purchase Contract Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development [Abstract] Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development [Text Block] Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Inventory, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development Property, Plant, and Equipment Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Capital Leased Assets, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Held-to-maturity Securities Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Investment in Physical Commodities Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Goodwill Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Indefinite-lived Intangible Assets (Excluding Goodwill) Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Finite-lived Intangible Assets Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Investments in Power and Distribution Projects Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Assets Held-for-sale, Long Lived Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Regulatory Assets, Noncurrent Fair Value, Assets Measured on Nonrecurring Basis, Unobservable Inputs, Description and Development, Gas Purchase Contract Common Stock, Value, Including Additional Paid in Capital, Issued [Abstract] Common Stock, Value, Including Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Common Stock, Value, Excluding Additional Paid in Capital, Issued [Abstract] Common Stock, Value, Excluding Additional Paid in Capital, Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Common Stock, Shares, Issued [Abstract] Common Stock, Shares, Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Additional Paid in Capital, Stock Issued [Abstract] Additional Paid in Capital, Stock Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Additional Paid in Capital, Common Stock, Stock Issued [Abstract] Additional Paid in Capital, Common Stock, Stock Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Treasury Stock, Value, Stock Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Treasury Stock, Shares, Stock Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Retained Earnings, Stock Issued, Compensation [Abstract] Stockholders' Equity, Common Stock, Issued [Abstract] Stockholders' Equity, Common Stock, Issued, Restricted Stock Award, Net of Forfeitures [Abstract] Preferred Stock, Excluding Paid in Capital Preferred Stock, Additional Paid in Capital Preferred Stock, Including Additional Paid in Capital Convertible Preferred Stock, Excluding Additional Paid in Capital Convertible Preferred Stock, Additional Paid in Capital Convertible Preferred Stock, Including Additional Paid in Capital Common Stock, Excluding Additional Paid in Capital Common Stock, Including Additional Paid in Capital Other Comprehensive Income, Reclassification of Transition Asset (Obligation), Recognized in Net Periodic Benefit Cost, Net of Tax Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income [Abstract] Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Gain (Loss) Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Gain (Loss), Total Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Gain (Loss) [Abstract] Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Prior Service Cost (Credit) [Abstract] Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Prior Service Cost (Credit) Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income, Net Prior Service Cost (Credit), Total Defined Benefit Plan, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year Defined Benefit Plan, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year, Total Capital Lease Obligations Incurred Fair Value, Option [Text Block] Fair Value, Option, Eligible Item or Group [Domain] Fair Value Option, Other Eligible Items [Member] Firm Commitment Not Recognized at Inception, Fair Value Option [Member] Written Loan Commitment, Fair Value Option [Member] Insurance Contract, Rights and Obligations, Fair Value Option [Member] Warranty, Rights and Obligations, Fair Value Option [Member] Nonfinancial Embedded Derivative, Fair Value Option [Member] Fair Value, Option, Reasons for Election Fair Value, Option, Reasons for Partial Election Capital Leases, Net Investment in Direct Financing Leases, Accumulated Amortization Capital Leases, Net Investment in Sales Type Leases, Accumulated Amortization Extraordinary and Unusual Items [Abstract] Health Care Organizations [Abstract] Transfers and Servicing [Abstract] Leases, Capital [Abstract] Leases, Operating [Abstract] Compensation Related Costs, General and Deferred Compensation Arrangements [Abstract] Equity [Abstract] Other Liabilities and Shares Subject to Mandatory Redemption [Abstract] Debt and Unconditional Purchase Obligations [Abstract] Investments, All Other Investments [Abstract] Risks and Uncertainties [Abstract] Partners' Capital Disclosures [Abstract] Fair Value, Option, Relation to Balance Sheet, Partial Election Fair Value, Option, Partial Election Disclosures [Abstract] Fair Value, Option, Relation to Measurement Inputs Fair Value, Option, Interest and Dividends, Measurement Fair Value, Option, Credit Risk, Gains (Losses) on Assets, Methodology Fair Value, Option, Credit Risk, Gains (Losses) on Liabilities, Methodology Fair Value, Option, Credit Risk, Gains (Losses) on Liabilities, Reasons Fair Value, Option, Qualitative Disclosures Related to Election [Abstract] Fair Value, Option, Qualitative Disclosures Related to Election [Text Block] Fair Value, Option, Qualitative Disclosures Related to Election [Table] Fair Value, Option, Qualitative Disclosures Related to Election, by Eligible Item or Group [Axis] Fair Value, Option, Qualitative Disclosures Related to Election [Line Items] Fair Value, Option, Methodology and Assumptions Fair Value, Option, Events Triggering Election, Reasons Fair Value, Option, Quantitative Disclosures Related to Election [Abstract] Fair Value, Option, Quantitative Disclosures Related to Election [Text Block] Fair Value, Option, Quantitative Disclosures Related to Election [Table] Fair Value, Option, Quantitative Disclosures Related to Election, by Eligible Item or Group [Axis] Fair Value, Option, Quantitative Disclosures Related to Election [Line Items] Fair Value, Option, Ineligible Items, Aggregate Carrying Amount Fair Value, Option, Aggregate Differences, Long-term Debt Instruments Fair Value, Option, Aggregate Differences, Loans and Long-term Receivables Fair Value, Option, Aggregate Differences [Abstract] Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status Fair Value, Option, Loans Held as Assets, Aggregate Difference Fair Value, Option, Loans Held as Assets [Abstract] Fair Value, Option, Changes in Fair Value, Gain (Loss) Fair Value, Option, Credit Risk, 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