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Premises and Equipment, net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Premises and Equipment
Premises and equipment, gross	$ 225,138	$ 232,768
Accumulated depreciation	89,947	81,501
Premises and equipment, net	135,191	151,267
Depreciation expense	12,273	11,879	$ 9,556
Land and improvements
Premises and Equipment
Premises and equipment, gross	40,762	43,967
Buildings and improvements
Premises and Equipment
Premises and equipment, gross	130,610	134,473
Furniture and equipment
Premises and Equipment
Premises and equipment, gross	$ 53,766	$ 54,328

X

- Definition

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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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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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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