Fair Value Disclosures - Schedule of Reconciliation for Recurring Level 3 Fair Value Measurements (Detail) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($)
Fair Value Disclosures [Abstract]
Beginning Balance	$ 1,016
Change in fair value:
Included in income from mortgage banking	(747)
Ending Balance	$ 269

Amount of net assets (liabilities).

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