Bank Premises and Equipment, net - Bank Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Bank premises and equipment, gross	$ 75,443	$ 74,186
Less: Accumulated depreciation and amortization	52,105	46,007
Bank premises and equipment, net	23,338	28,179
Leasehold Improvements [Member]
Bank premises and equipment, gross	44,621	44,984
Equipment and Furniture [Member]
Bank premises and equipment, gross	$ 30,822	$ 29,202

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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