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Premises and Equipment
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Premises and Equipment [Text Block] Premises and Equipment
Real and personal property and software, less accumulated depreciation and amortization, were as follows:
 December 31,
 20212020
 (in thousands)
Land$52,639 $51,436 
Buildings119,546 107,924 
Leasehold improvements31,084 30,094 
Furniture and equipment41,313 38,679 
Vehicles476 439 
Computer software9,942 12,581 
Total cost255,000 241,153 
Less accumulated depreciation and amortization(82,856)(79,094)
Total$172,144 $162,059 
Total depreciation and amortization expense was $11.0 million, $10.7 million, and $10.3 million, for the years ended December 31, 2021, 2020, and 2019, respectively.