Mortgage Banking Activities - Narrative (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Derivative asset, fair value	$ 1,550	$ 7,620
Derivative liability, fair value	189	4,467
Interest rate lock commitments
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Derivative, notional amount	108,122	398,722
Mandatory forward sales contracts
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Derivative, notional amount	142,500	514,000
Best efforts forward sales contracts
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Derivative, notional amount	$ 7,375	$ 19,803

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