Goodwill and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Feb. 22, 2021
Finite Lived Intangible Assets [Line Items]
Goodwill, net	$ 140,412		$ 111,853
Principal balance of mortgage loans serviced for others	$ 73,600		$ 90,200
Weighted average amortization period of intangibles	3 years 7 months 6 days
Core Deposit Intangibles
Finite Lived Intangible Assets [Line Items]
Weighted average amortization period of intangibles	3 years 2 months 23 days
Customer List Intangibles
Finite Lived Intangible Assets [Line Items]
Weighted average amortization period of intangibles	4 years 1 month 13 days
Delta Bancshares Company
Finite Lived Intangible Assets [Line Items]
Goodwill, net	$ 28,558	$ 28,600
BBM & Associates, Inc.
Finite Lived Intangible Assets [Line Items]
Goodwill, net				$ 1,400
LINCO Bancshares, Inc.
Finite Lived Intangible Assets [Line Items]
Goodwill, net	$ 5,400				$ 8,900	$ 5,449