Additional Available Increase In Borrowing Capacity

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- Definition

Borrowing

+ References

No definition available.

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- Definition

Debt Instrument Maturity Month Year

+ References

No definition available.

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- Definition

Debt instrument, maturity year.

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No definition available.

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- Definition

Debt Instrument Weighted Average Remaining Life

+ References

No definition available.

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- Definition

Federal Home Loan Bank Borrowing Amount Outstanding

+ References

No definition available.

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- Definition

Number of one year extensions.

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No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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-Name Accounting Standards Codification
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-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

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- Definition

Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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-SubTopic 325
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of cash outflow to acquire Federal Home Loan Bank (FHLB) stock.

+ References

No definition available.

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- Definition

The cash inflow from borrowing by issuing commercial paper.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
-Paragraph 14
-Subparagraph (b)
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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

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- Definition

The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Debt - Additional Information (Detail)		1 Months Ended	3 Months Ended	12 Months Ended
Debt - Additional Information (Detail)	Dec. 31, 2015 USD ($)	Jul. 31, 2015 USD ($)	Sep. 30, 2015 USD ($) Extension	Dec. 31, 2015 USD ($) Extension	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	May. 31, 2015 USD ($)	Mar. 31, 2015 USD ($)	Nov. 30, 2014 USD ($)
Debt Instrument [Line Items]
Aggregate of long term debt maturing, 2016	$ 1,100,000,000			$ 1,100,000,000
Aggregate of long term debt maturing, 2017	657,000,000			657,000,000
Aggregate of long term debt maturing, 2018	455,000,000			455,000,000
Aggregate of long term debt maturing, 2019	1,200,000,000			1,200,000,000
Aggregate of long term debt maturing, 2020	1,200,000,000			1,200,000,000
Aggregate of long term debt maturing, Thereafter	6,000,000,000			6,000,000,000
Repayment of outstanding borrowings				1,929,000,000	$ 2,269,000,000	$ 1,494,000,000
CNA Financial [Member]
Debt Instrument [Line Items]
Acquisition of FHLBC stock				17,000,000
Outstanding borrowings	0			0
Additional liquidity	349,000,000			349,000,000
Diamond Offshore [Member]
Debt Instrument [Line Items]
Additional available increase in borrowing capacity	500,000,000			$ 500,000,000
Number of one-year extensions \| Extension				1
Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Repayment of outstanding borrowings				$ 200,000,000
Revolving Credit Facility [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	1,500,000,000			1,500,000,000
Revolving Credit Facility [Member] \| Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	$ 375,000,000			$ 375,000,000	$ 120,000,000		$ 1,500,000,000
Debt instrument, weighted average interest rate	1.70%			1.70%	1.50%
Debt maturity date				May 26, 2020
Available borrowing capacity	$ 1,100,000,000			$ 1,100,000,000
Senior Unsecured Revolving Credit Facility [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	1,500,000,000			$ 1,500,000,000
Extended revolving credit facility maturity period				2020-10
Aggregate principal amount refinancing	0			$ 0	$ 0
Senior Unsecured Revolving Credit Facility [Member] \| Diamond Offshore [Member] \| Debt Instrument, Redemption, Period One [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	40,000,000			40,000,000
Senior Unsecured Revolving Credit Facility [Member] \| Diamond Offshore [Member] \| Debt Instrument, Redemption, Period Two [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	60,000,000			60,000,000
Senior Unsecured Revolving Credit Facility [Member] \| CNA Financial [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity			$ 250,000,000
Additional available increase in borrowing capacity			$ 100,000,000
Senior unsecured revolving credit facility, term			5 years
Number of one-year extensions \| Extension			2
Borrowings under current and prior credit agreements	0			0	$ 0
Standby Letters of Credit [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	250,000,000			250,000,000
Swing Line Loans [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity	$ 100,000,000			$ 100,000,000
Commercial Paper [Member]
Debt Instrument [Line Items]
Debt instrument, weighted average interest rate	0.90%			0.90%
Commercial Paper [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Proceeds from issuance of commercial paper				$ 287,000,000
Debt instrument, weighted average interest rate	0.90%			0.90%
Weighted average remaining term	6 days
4.9% Senior Notes Due 2015 [Member] \| Diamond Offshore [Member]
Debt Instrument [Line Items]
Debt instrument principal amount repaid		$ 250,000,000
Debt instrument interest rate		4.90%
Debt maturity date		Jul. 01, 2015
5.1% Notes Due 2015 [Member] \| Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Debt instrument principal amount repaid				$ 275,000,000
Debt instrument interest rate	5.10%			5.10%
Maturity date				2015
Debt instrument principal amount	$ 275,000,000			$ 275,000,000
5.9% Notes Due 2016 [Member] \| Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Aggregate principal amount refinancing	$ 250,000,000			$ 250,000,000
Debt instrument interest rate	5.90%			5.90%
Maturity date				2016
Debt instrument principal amount	$ 250,000,000			$ 250,000,000
5.0% Senior Notes Due 2024 [Member] \| Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Debt instrument interest rate								5.00%	5.00%
Debt maturity date				Dec. 15, 2024
Debt instrument principal amount								$ 250,000,000	$ 350,000,000
4.6% Notes Due 2015 [Member] \| Boardwalk Pipeline [Member]
Debt Instrument [Line Items]
Debt instrument interest rate	4.60%			4.60%				4.60%
Debt maturity date				Jun. 01, 2015
Maturity date				2015
Debt instrument principal amount	$ 250,000,000			$ 250,000,000				$ 250,000,000
Mortgage Loans [Member] \| Loews Hotels [Member]
Debt Instrument [Line Items]
Debt maturity date				Oct. 01, 2018
Debt instrument principal amount			$ 87,000,000