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Derivatives - Credit Value Adjustment Recorded Related to Notional Amount of Derivatives Outstanding (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Not Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Credit value adjustment | $ (395) | $ (2,792)
Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 708,759 | 631,446
Not Designated as Hedging Instrument [Member] | Interest Rate Cap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 66,007 | 66,527
Not Designated as Hedging Instrument [Member] | Interest Rate Collar [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 35,354 | 35,354
Not Designated as Hedging Instrument [Member] | Credit Default Swap, Buying Protection [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 241,111 | 220,280
Not Designated as Hedging Instrument [Member] | Credit Default Swap, Selling Protection [Member] |  |
Derivative [Line Items] |  |
Derivative, Sold Protection Notional Amount | (95,618) | (78,522)
Not Designated as Hedging Instrument [Member] | Interest Rate Contract [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 29,691 | 47,874
Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Fair value adjustment | (7,022) | (3,665)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 570,000 | 70,000
Designated as Hedging Instrument [Member] | Forward Contracts [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 38,000 | 65,000
Fair value adjustment | (29) | (483)
Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 1,982 | 2,119
Fair value adjustment | $ 12 | $ (5)

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- Definition Derivative, Sold Protection Notional Amount + References No definition available. + Details
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- Definition Amount of credit risk valuation adjustment to derivative liabilities to properly reflect the credit quality of the entity. + References No definition available. + Details
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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4CC -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL109998890-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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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 Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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- Details
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