Loans and Allowance for Credit Losses - Schedule of Loans by Risk Grade and Origination Year (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items]
2020	$ 578,922
2019	275,977
2018	275,069
2017	180,349
2016	138,246
Prior	428,702
Revolving Loans Amortized Cost	211,291
Loans, at amortized cost	2,088,556	$ 1,843,286
Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	570,028
2019	260,532
2018	257,552
2017	161,310
2016	123,131
Prior	412,109
Revolving Loans Amortized Cost	191,213
Loans, at amortized cost	1,975,875	1,759,961
Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	12,729
2018	13,082
2017	19,022
2016	7,354
Prior	14,774
Revolving Loans Amortized Cost	19,891
Loans, at amortized cost	86,852	73,391
Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	8,894
2019	2,716
2018	4,435
2017	17
2016	7,761
Prior	1,819
Revolving Loans Amortized Cost	187
Loans, at amortized cost	25,829	9,934
Commercial \| Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
2020	309,984
2019	24,623
2018	13,914
2017	4,649
2016	5,926
Prior	34,331
Revolving Loans Amortized Cost	104,981
Loans, at amortized cost	498,408	246,687
Commercial \| Commercial and industrial \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	308,237
2019	22,589
2018	12,596
2017	4,508
2016	5,915
Prior	34,282
Revolving Loans Amortized Cost	85,889
Loans, at amortized cost	474,016	209,213
Commercial \| Commercial and industrial \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	2,034
2018	1,318
2017	141
2016	11
Prior	49
Revolving Loans Amortized Cost	19,092
Loans, at amortized cost	22,645	37,065
Commercial \| Commercial and industrial \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	1,747
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	1,747	409
Commercial real estate \| Commercial real estate, owner-occupied
Financing Receivable, Credit Quality Indicator [Line Items]
2020	38,176
2019	27,581
2018	44,367
2017	60,905
2016	26,319
Prior	107,615
Revolving Loans Amortized Cost	0
Loans, at amortized cost	304,963	308,824
Commercial real estate \| Commercial real estate, owner-occupied \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	31,029
2019	27,581
2018	32,603
2017	43,843
2016	12,768
Prior	101,014
Revolving Loans Amortized Cost	0
Loans, at amortized cost	248,838	264,766
Commercial real estate \| Commercial real estate, owner-occupied \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	11,764
2017	17,062
2016	7,343
Prior	6,601
Revolving Loans Amortized Cost	0
Loans, at amortized cost	42,770	35,016
Commercial real estate \| Commercial real estate, owner-occupied \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	7,147
2019	0
2018	0
2017	0
2016	6,208
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	13,355	9,042
Commercial real estate \| Commercial real estate, investor-owned
Financing Receivable, Credit Quality Indicator [Line Items]
2020	162,300
2019	158,162
2018	178,390
2017	102,661
2016	96,415
Prior	263,163
Revolving Loans Amortized Cost	117
Loans, at amortized cost	961,208	946,317
Commercial real estate \| Commercial real estate, investor-owned \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	162,300
2019	144,751
2018	173,955
2017	100,842
2016	94,862
Prior	253,611
Revolving Loans Amortized Cost	117
Loans, at amortized cost	930,438	945,757
Commercial real estate \| Commercial real estate, investor-owned \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	10,695
2018	0
2017	1,819
2016	0
Prior	8,124
Revolving Loans Amortized Cost	0
Loans, at amortized cost	20,638	560
Commercial real estate \| Commercial real estate, investor-owned \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	2,716
2018	4,435
2017	0
2016	1,553
Prior	1,428
Revolving Loans Amortized Cost	0
Loans, at amortized cost	10,132	0
Commercial real estate \| Construction
Financing Receivable, Credit Quality Indicator [Line Items]
2020	31,654
2019	30,150
2018	11,242
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	73,046	61,095
Commercial real estate \| Construction \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	31,654
2019	30,150
2018	11,242
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	73,046	61,095
Commercial real estate \| Construction \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	0	0
Commercial real estate \| Construction \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	0	0
Residential loans \| Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	128
Prior	1,085
Revolving Loans Amortized Cost	103,600
Loans, at amortized cost	104,813	116,024
Residential loans \| Home equity \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	128
Prior	694
Revolving Loans Amortized Cost	102,614
Loans, at amortized cost	103,436	114,935
Residential loans \| Home equity \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	799
Loans, at amortized cost	799	750
Residential loans \| Home equity \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	391
Revolving Loans Amortized Cost	187
Loans, at amortized cost	578	339
Residential loans \| Other residential
Financing Receivable, Credit Quality Indicator [Line Items]
2020	34,447
2019	31,079
2018	23,673
2017	10,574
2016	6,035
Prior	17,587
Revolving Loans Amortized Cost	0
Loans, at amortized cost	123,395	136,657
Residential loans \| Other residential \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	34,447
2019	31,079
2018	23,673
2017	10,574
2016	6,035
Prior	17,587
Revolving Loans Amortized Cost	0
Loans, at amortized cost	123,395	136,657
Residential loans \| Other residential \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	0	0
Residential loans \| Other residential \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	0	0
Consumer loans \| Installment and other consumer
Financing Receivable, Credit Quality Indicator [Line Items]
2020	2,361
2019	4,382
2018	3,483
2017	1,560
2016	3,423
Prior	4,921
Revolving Loans Amortized Cost	2,593
Loans, at amortized cost	22,723	27,682
Consumer loans \| Installment and other consumer \| Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2020	2,361
2019	4,382
2018	3,483
2017	1,543
2016	3,423
Prior	4,921
Revolving Loans Amortized Cost	2,593
Loans, at amortized cost	22,706	27,538
Consumer loans \| Installment and other consumer \| Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	0	0
Consumer loans \| Installment and other consumer \| Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
2020	0
2019	0
2018	0
2017	17
2016	0
Prior	0
Revolving Loans Amortized Cost	0
Loans, at amortized cost	$ 17	$ 144

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