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Loans and the Allowance for Credit Losses (Details) - Allowance for loan losses - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment	$ 16,217	$ 14,314
Allowance for loan and lease losses, collectively evaluated for impairment	58,358	59,072
Allowance for loan and lease losses, acquired portfolio		5,840
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed	4,198
Allowance for loan and lease losses, total	78,773	79,226	$ 38,293	$ 34,954
Gross loans
Loans Receivable, individually evaluated for impairment	101,949	80,550
Loans Receivable, collectively evaluated for impairment	6,722,164	5,192,274
Loans Receivable, acquired portfolio		961,340
Loans Receivables, acquired with deteriorated credit quality individually analyzed	14,238	13,517
Loans Receivable, Total	6,838,351	6,247,681
Commercial Portfolio Segment [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment	15,131	12,985
Allowance for loan and lease losses, collectively evaluated for impairment	8,561	15,412
Allowance for loan and lease losses, acquired portfolio		46
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed	2,277
Allowance for loan and lease losses, total	25,969	28,443	8,349	9,875
Gross loans
Loans Receivable, individually evaluated for impairment	33,726	35,061
Loans Receivable, collectively evaluated for impairment	1,260,537	1,414,626
Loans Receivable, acquired portfolio		68,402
Loans Receivables, acquired with deteriorated credit quality individually analyzed	5,165	3,878
Loans Receivable, Total	1,299,428	1,521,967
Commercial Real Estate Portfolio Segment [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment	955	1,329
Allowance for loan and lease losses, collectively evaluated for impairment	42,713	33,373
Allowance for loan and lease losses, acquired portfolio		4,628
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed	1,921
Allowance for loan and lease losses, total	45,589	39,330	20,853	18,847
Gross loans
Loans Receivable, individually evaluated for impairment	49,310	15,827
Loans Receivable, collectively evaluated for impairment	4,686,346	2,959,978
Loans Receivable, acquired portfolio		802,190
Loans Receivables, acquired with deteriorated credit quality individually analyzed	5,934	5,555
Loans Receivable, Total	4,741,590	3,783,550
Commercial Construction Portfolio Segment [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment
Allowance for loan and lease losses, collectively evaluated for impairment	3,580	7,787
Allowance for loan and lease losses, acquired portfolio		407
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed
Allowance for loan and lease losses, total	3,580	8,194	7,304	4,519
Gross loans
Loans Receivable, individually evaluated for impairment	13,196	24,284
Loans Receivable, collectively evaluated for impairment	526,982	574,118
Loans Receivable, acquired portfolio		19,345
Loans Receivables, acquired with deteriorated credit quality individually analyzed
Loans Receivable, Total	540,178	617,747
Residential Real Estate Portfolio Segment [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment	131
Allowance for loan and lease losses, collectively evaluated for impairment	3,497	1,928
Allowance for loan and lease losses, acquired portfolio		759
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed
Allowance for loan and lease losses, total	3,628	2,687	1,685	1,266
Gross loans
Loans Receivable, individually evaluated for impairment	5,717	5,378
Loans Receivable, collectively evaluated for impairment	246,413	241,925
Loans Receivable, acquired portfolio		71,177
Loans Receivables, acquired with deteriorated credit quality individually analyzed	3,139	4,084
Loans Receivable, Total	255,269	322,564
Consumer Portfolio Segment [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment
Allowance for loan and lease losses, collectively evaluated for impairment	7	4
Allowance for loan and lease losses, acquired portfolio
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed
Allowance for loan and lease losses, total	7	4	3	2
Gross loans
Loans Receivable, individually evaluated for impairment
Loans Receivable, collectively evaluated for impairment	1,886	1,627
Loans Receivable, acquired portfolio		226
Loans Receivables, acquired with deteriorated credit quality individually analyzed
Loans Receivable, Total	1,886	1,853
Unallocated Financing Receivables [Member]
Allowance for loan and lease losses
Allowance for loan and lease losses, individually evaluated for impairment
Allowance for loan and lease losses, collectively evaluated for impairment		568
Allowance for loan and lease losses, acquired portfolio
Allowance for loan and lease losses, acquired with deteriorated credit quality individually analyzed
Allowance for loan and lease losses, total		$ 568	$ 99	$ 445

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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