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Compensation Plans - Changes in OCI (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Balance | $ 1,078,975 | $ 867,185 | $ 603,804
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | (18,343) | 19,371 | 27,031
Debt Securities, Held-to-maturity, Transfer, Derivative Hedge, Gain (Loss) |  | 0 | 0
Balance | 1,529,116 | 1,078,975 | 867,185
Accumulated other comprehensive income (loss) |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Balance | 37,120 | 17,749 | (9,282)
Balance | 18,777 | 37,120 | 17,749
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Balance | 22,320 | 14,977 | (9,047)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | (17,049) | 23,627 | 29,226
Debt Securities, Held-to-maturity, Transfer, Derivative Hedge, Gain (Loss) |  | (16,284) | (5,202)
Balance | 5,271 | 22,320 | 14,977
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Balance | (4,508) | (2,162) | 0
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 2,330 | (2,346) | (2,162)
Debt Securities, Held-to-maturity, Transfer, Derivative Hedge, Gain (Loss) |  | 0 | 0
Balance | (2,178) | (4,508) | (2,162)
AOCI, Accumulated Gain (Loss), Held To Maturity Securities, Parent |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Balance | 19,308 | 4,934 | (235)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | (3,624) | (1,910) | (33)
Debt Securities, Held-to-maturity, Transfer, Derivative Hedge, Gain (Loss) |  | 16,284 | 5,202
Balance | $ 15,684 | $ 19,308 | $ 4,934

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of gain (loss) in accumulated other comprehensive income (AOCI) of derivative hedging forecasted acquisition of investment in debt security measured at amortized cost (held-to-maturity), transferred to investment in debt security measured at fair value with changes in fair value recognized in other comprehensive income (available-for-sale) and net income (trading). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27405-111563 + Details
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