Quantity of forward-starting advances from the FHLB.

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Payable to FDIC for Loss Share Agreements

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No definition available.

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Recourse Period Maximum1

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- Definition

Amount of investment in qualified affordable housing projects.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 740
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64813897&loc=SL49122993-202985

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Carrying amount of receivable assets originating from the indemnification agreement with the Federal Deposit Insurance Corporation (FDIC), in which the FDIC is to partially cover losses.

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No definition available.

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- Definition

Amount of Federal Home Loan Bank (FHLB) advances which have fixed interest.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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-Section 45
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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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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

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-Section 50
-Paragraph 4
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- Definition

Amount of loss contingency liability.

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-Name Accounting Standards Codification
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-Section 50
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- Definition

Amount of commitment or contingent commitments to qualified affordable housing project investments.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 740
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Unused amount of commitments to extend credit to customers.

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No definition available.

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Commitments and Contingencies (Details) $ in Thousands	9 Months Ended
Commitments and Contingencies (Details) $ in Thousands	Sep. 30, 2016 USD ($) Advances	Jun. 30, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Guarantor Obligations [Line Items]
Qualified Affordable Housing Project Investments	$ 104,800		$ 85,600
FDIC Indemnification Asset	3,108	$ 5,281	4,054	$ 9,276	$ 5,808	$ 28,701
FDIC loss share payable	95,779		126,453
Federal Home Loan Bank, Advances, Maturities Summary, Fixed Rate	$ 200,000
Number Of Federal Home Loan Bank Advances \| Advances	2
Commitments to Extend Credit
Guarantor Obligations [Line Items]
Unused Commitments to Extend Credit	$ 8,700,000		7,950,000
Qualified Affordable Housing Project Investments, Commitment	52,800		41,800
Standby Letters of Credit
Guarantor Obligations [Line Items]
Guarantor obligations amount	$ 78,100		$ 77,900
Recourse Obligation on Mortgage Loans Sold
Guarantor Obligations [Line Items]
Recourse Period, Maximum1	180 days
Obligation to Repurchase Receivables Sold
Guarantor Obligations [Line Items]
Reserve for estimated losses arising from repurchase of loans	$ 3,000
Each Individual Advance
Guarantor Obligations [Line Items]
Federal Home Loan Bank, Advances, Maturities Summary, Fixed Rate	$ 100,000