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Repurchase Agreements - Summary of Repurchase Agreements Accounted as Secured Borrowings (Detail) $ in Thousands | Dec. 31, 2015 USD ($)
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Assets Sold under Agreements to Repurchase [Line Items] |
Repurchase Agreements | $ 154,399
Securities lending transactions, Total | 170,777
Total borrowings | (16,378)
Gross amount of recognized liabilities for repurchase agreements and securities lending | 154,399
U.S. Treasury and Federal Agencies [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 5,468
Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 99,174
Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 66,135
Remaining Contractual Maturity of the Agreements, Overnight and Continuous [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Repurchase Agreements | 59,399
Securities lending transactions, Total | 65,511
Total borrowings | (6,112)
Remaining Contractual Maturity of the Agreements, Overnight and Continuous [Member] | U.S. Treasury and Federal Agencies [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 5,468
Remaining Contractual Maturity of the Agreements, Overnight and Continuous [Member] | Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 45,975
Remaining Contractual Maturity of the Agreements, Overnight and Continuous [Member] | Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 14,068
Remaining Contractual Maturity of the Agreements, One to Three Years [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Repurchase Agreements | 35,000
Securities lending transactions, Total | 844
Total borrowings | 34,156
Remaining Contractual Maturity of the Agreements, One to Three Years [Member] | Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 609
Remaining Contractual Maturity of the Agreements, One to Three Years [Member] | Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 235
Remaining Contractual Maturity of the Agreements, Three to Five Years [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Repurchase Agreements | 60,000
Securities lending transactions, Total | 523
Total borrowings | 59,477
Remaining Contractual Maturity of the Agreements, Three to Five Years [Member] | Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 213
Remaining Contractual Maturity of the Agreements, Three to Five Years [Member] | Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 310
Remaining Contractual Maturity of the Agreements, Five to Ten Years [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 34,944
Total borrowings | (34,944)
Remaining Contractual Maturity of the Agreements, Five to Ten Years [Member] | Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 19,063
Remaining Contractual Maturity of the Agreements, Five to Ten Years [Member] | Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 15,881
Remaining Contractual Maturity of the Agreements, Beyond Ten Years [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 68,955
Total borrowings | (68,955)
Remaining Contractual Maturity of the Agreements, Beyond Ten Years [Member] | Federal Agency Collateralized Mortgage Obligations [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | 33,314
Remaining Contractual Maturity of the Agreements, Beyond Ten Years [Member] | Federal Agency Mortgage-backed Pools [Member] |
Assets Sold under Agreements to Repurchase [Line Items] |
Securities lending transactions, Total | $ 35,641

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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. + References No definition available. + Details
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- Definition Amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)(A)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of secured borrowings in excess of (less than) the liability for repurchase agreements and securities lending transactions, before offset, included in offsetting disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 7 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=55761124&loc=SL34722452-111729 + Details
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- Definition Carrying value, as of the balance sheet date, of securities sold under agreements to repurchase where the transferor maintains effective control over the assets, accounting for them as secured debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 10 -Section 55 -Paragraph 51 -URI http://asc.fasb.org/extlink&oid=51816387&loc=d3e101761-111710 + Details
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- Definition Amount, before effects of master netting arrangements, of securities loaned to entities in exchange for collateral. Includes liabilities not subject to a master netting arrangement and elected not to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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