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Fair Value of Financial Instruments - Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Loans at Fair Value |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Balance at beginning of period |  | $ 17,011
Gain loss recognized in AOCI |  | 0
Purchases, issuances, sales and settlements: |  |
Originations |  | 0
Purchases |  | 0
Settlements |  | (11,443)
Balance at end of period |  | 5,443
Loans at Fair Value | Mortgage banking revenue |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings |  | 0
Loans at Fair Value | Other noninterest income |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings |  | (125)
MSRs |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Balance at beginning of period | $ 16,220 | 13,660
Gain loss recognized in AOCI | 0 | 0
Purchases, issuances, sales and settlements: |  |
Originations | 1,464 | 3,193
Purchases | 0 | 0
Settlements | 0 | 0
Balance at end of period | 22,127 | 16,081
MSRs | Mortgage banking revenue |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | 4,443 | (772)
MSRs | Other noninterest income |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | 0 | 0
Securities Available for Sale |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Balance at beginning of period | 41,461 | 44,065
Gain loss recognized in AOCI | (4,491) | (595)
Purchases, issuances, sales and settlements: |  |
Originations | 0 | 0
Purchases | 23,877 | 1,000
Settlements | (3,282) | (2,180)
Balance at end of period | 57,565 | 42,290
Securities Available for Sale | Mortgage banking revenue |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | 0 | 0
Securities Available for Sale | Other noninterest income |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | 0 | 0
Securities at Fair Value Through Income |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Balance at beginning of period | 7,497 | 11,554
Gain loss recognized in AOCI | 0 | 0
Purchases, issuances, sales and settlements: |  |
Originations | 0 | 0
Purchases | 0 | 0
Settlements | (275) | (265)
Balance at end of period | 6,630 | 10,973
Securities at Fair Value Through Income | Mortgage banking revenue |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | 0 | 0
Securities at Fair Value Through Income | Other noninterest income |  |
Changes in Level 3 assets and liabilities measured at fair value on a recurring basis |  |
Gain (loss) recognized in earnings | $ (592) | $ (316)

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- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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