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Derivatives - Schedule of Interest Rate Swaptions (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Derivative [Line Items] |  |
Fair Value | $ 7,969 | $ 11,342
Interest rate swaptions |  |
Derivative [Line Items] |  |
Cost |  | 13,000
Fair Value |  | 1,253
Notional Amount |  | $ 1,250,000
Average Fixed Pay Rate |  | 1.07%
Interest rate swaptions | Not Designated as Hedging Instrument, Economic Hedge |  |
Derivative [Line Items] |  |
Fair Value | 3,202 | $ 1,360
Interest rate swaptions | 6-9 months |  |
Derivative [Line Items] |  |
Fair Value | 3,202 | 92
Interest rate swaptions | 6-9 months | Not Designated as Hedging Instrument, Economic Hedge |  |
Derivative [Line Items] |  |
Cost | 9,375 | 6,688
Notional Amount | $ 500,000 | $ 500,000
Average Fixed Pay Rate | 1.60% | 1.16%
Average Term in Years | 10 years |
Interest rate swaptions | 6 months or less |  |
Derivative [Line Items] |  |
Fair Value |  | $ 1,161
Interest rate swaptions | 6 months or less | Not Designated as Hedging Instrument, Economic Hedge |  |
Derivative [Line Items] |  |
Cost |  | 6,312
Notional Amount |  | $ 750,000
Average Fixed Pay Rate |  | 1.02%
Average Term in Years | 10 years |

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- Definition Underlying derivative instrument, Interest Rate Swap, Average Term to maturity + References No definition available. + Details
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- Definition Nominal or face amount used to calculate payments on the derivative asset. + References Reference 1: 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 Reference 2: 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 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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- Definition Average fixed interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + 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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