Premises and Equipment - Summary of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 121,450	$ 115,121
Less: accumulated depreciation	59,791	55,057
Premises and equipment, net	61,659	60,064
Land
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	8,798	8,016
Premises and leasehold improvements
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	70,212	68,346
Furniture and equipment
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	39,851	37,203
Construction in process
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 2,589	$ 1,556