Loans and Leases - Credit Risk Profile by Internally Assigned Grade (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Loans and Leases Receivable Disclosure [Line Items]
2020	$ 888,358
2019	904,896
2018	513,895
2017	287,323
2016	307,227
2015 and Prior	357,203
Revolving Lines of Credit	368,824
Revolving Lines of Credit Converted to Term Loans	685
Total loans and leases	3,628,411	$ 3,689,313
Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		3,602,491
Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		19,922
Substandard
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		66,900
Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases	2,989,893	3,034,767
Real estate loans | CRE - nonowner-occupied
Loans and Leases Receivable Disclosure [Line Items]
2020	329,500
2019	480,405
2018	201,625
2017	116,219
2016	146,258
2015 and Prior	112,278
Revolving Lines of Credit	49,290
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	1,435,575	1,337,167
Real estate loans | CRE - nonowner-occupied | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	300,611
2019	419,504
2018	148,685
2017	107,202
2016	97,429
2015 and Prior	90,083
Revolving Lines of Credit	49,290
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	1,212,804	1,293,230
Real estate loans | CRE - nonowner-occupied | Pass - Watch
Loans and Leases Receivable Disclosure [Line Items]
2020	2,554
2019	31,536
2018	22,880
2017	3,840
2016	269
2015 and Prior	15,924
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	77,003
Real estate loans | CRE - nonowner-occupied | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
2020	13,287
2019	0
2018	17,243
2017	3,752
2016	5,734
2015 and Prior	1,157
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	41,173	12,463
Real estate loans | CRE - nonowner-occupied | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	13,048
2019	29,365
2018	12,817
2017	1,425
2016	42,826
2015 and Prior	5,114
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	104,595	31,474
Real estate loans | CRE - nonowner-occupied | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | CRE - owner-occupied
Loans and Leases Receivable Disclosure [Line Items]
2020	147,475
2019	127,079
2018	124,540
2017	72,724
2016	48,282
2015 and Prior	46,938
Revolving Lines of Credit	11,471
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	578,509	527,607
Real estate loans | CRE - owner-occupied | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	139,161
2019	118,159
2018	109,509
2017	64,885
2016	41,164
2015 and Prior	42,943
Revolving Lines of Credit	11,328
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	527,149	515,921
Real estate loans | CRE - owner-occupied | Pass - Watch
Loans and Leases Receivable Disclosure [Line Items]
2020	177
2019	2,348
2018	4,972
2017	7,171
2016	3,437
2015 and Prior	1,203
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	19,308
Real estate loans | CRE - owner-occupied | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
2020	4,708
2019	269
2018	3,431
2017	0
2016	0
2015 and Prior	848
Revolving Lines of Credit	50
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	9,306	2,056
Real estate loans | CRE - owner-occupied | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	3,429
2019	6,303
2018	6,628
2017	668
2016	3,681
2015 and Prior	1,944
Revolving Lines of Credit	93
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	22,746	9,630
Real estate loans | CRE - owner-occupied | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | Home equity lines of credit
Loans and Leases Receivable Disclosure [Line Items]
2020	3,470
2019	1,613
2018	25
2017	810
2016	276
2015 and Prior	2,096
Revolving Lines of Credit	160,362
Revolving Lines of Credit Converted to Term Loans	685
Total loans and leases	169,337	224,262
Real estate loans | Home equity lines of credit | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	3,432
2019	1,350
2018	0
2017	710
2016	276
2015 and Prior	1,792
Revolving Lines of Credit	160,226
Revolving Lines of Credit Converted to Term Loans	685
Total loans and leases	168,471	222,405
Real estate loans | Home equity lines of credit | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
2020	38
2019	0
2018	0
2017	0
2016	0
2015 and Prior	0
Revolving Lines of Credit	99
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	137	829
Real estate loans | Home equity lines of credit | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	263
2018	25
2017	100
2016	0
2015 and Prior	304
Revolving Lines of Credit	37
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	729	1,028
Real estate loans | Home equity lines of credit | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | Residential Mortgage | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
2020	115,874
2019	117,389
2018	69,606
2017	62,872
2016	80,346
2015 and Prior	174,241
Revolving Lines of Credit	1,041
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	621,369	706,690
Real estate loans | Residential Mortgage | Junior liens
Loans and Leases Receivable Disclosure [Line Items]
2020	2,998
2019	4,218
2018	3,784
2017	3,243
2016	2,189
2015 and Prior	7,186
Revolving Lines of Credit	177
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	23,795	36,843
Real estate loans | Residential Mortgage | Pass | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
2020	114,996
2019	116,842
2018	69,266
2017	62,757
2016	79,045
2015 and Prior	166,519
Revolving Lines of Credit	1,041
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	610,466	702,843
Real estate loans | Residential Mortgage | Pass | Junior liens
Loans and Leases Receivable Disclosure [Line Items]
2020	2,998
2019	4,218
2018	3,746
2017	3,243
2016	2,189
2015 and Prior	7,101
Revolving Lines of Credit	177
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	23,672	36,760
Real estate loans | Residential Mortgage | Pass - Watch | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	469
2018	0
2017	0
2016	374
2015 and Prior	260
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	1,103
Real estate loans | Residential Mortgage | Special Mention | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	0
2018	340
2017	0
2016	0
2015 and Prior	7,388
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	7,728	1,039
Real estate loans | Residential Mortgage | Special Mention | Junior liens
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	0
2018	38
2017	0
2016	0
2015 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	38	0
Real estate loans | Residential Mortgage | Substandard | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
2020	878
2019	78
2018	0
2017	115
2016	927
2015 and Prior	74
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	2,072	2,808
Real estate loans | Residential Mortgage | Substandard | Junior liens
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	0
2018	0
2017	0
2016	0
2015 and Prior	85
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	85	83
Real estate loans | Residential Mortgage | Doubtful | 1st liens
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | Residential Mortgage | Doubtful | Junior liens
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | Construction
Loans and Leases Receivable Disclosure [Line Items]
2020	83,552
2019	53,857
2018	6,983
2017	1,983
2016	0
2015 and Prior	4,844
Revolving Lines of Credit	10,089
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	161,308	202,198
Real estate loans | Construction | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	68,261
2019	53,857
2018	4,860
2017	1,983
2016	0
2015 and Prior	4,844
Revolving Lines of Credit	10,089
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	143,894	196,231
Real estate loans | Construction | Pass - Watch
Loans and Leases Receivable Disclosure [Line Items]
2020	11,772
2019	0
2018	2,123
2017	0
2016	0
2015 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	13,895
Real estate loans | Construction | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Real estate loans | Construction | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	3,519
2019	0
2018	0
2017	0
2016	0
2015 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	3,519	5,967
Real estate loans | Construction | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Commercial & Industrial
Loans and Leases Receivable Disclosure [Line Items]
2020	152,081
2019	59,718
2018	70,987
2017	21,237
2016	28,599
2015 and Prior	9,412
Revolving Lines of Credit	104,404
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	446,438	432,227
Commercial & Industrial | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	121,768
2019	49,742
2018	61,056
2017	9,826
2016	27,362
2015 and Prior	8,663
Revolving Lines of Credit	87,166
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	365,583	418,636
Commercial & Industrial | Pass - Watch
Loans and Leases Receivable Disclosure [Line Items]
2020	27,047
2019	1,009
2018	1,531
2017	9,786
2016	305
2015 and Prior	0
Revolving Lines of Credit	12,796
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	52,474
Commercial & Industrial | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
2020	507
2019	7,956
2018	0
2017	208
2016	0
2015 and Prior	0
Revolving Lines of Credit	1,976
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	10,647	3,535
Commercial & Industrial | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	2,759
2019	1,011
2018	8,400
2017	1,417
2016	932
2015 and Prior	749
Revolving Lines of Credit	2,466
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	17,734	10,056
Commercial & Industrial | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Consumer
Loans and Leases Receivable Disclosure [Line Items]
2020	1,938
2019	3,617
2018	1,727
2017	202
2016	12
2015 and Prior	197
Revolving Lines of Credit	31,990
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	39,683	57,241
Consumer | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	1,307
2019	3,599
2018	1,715
2017	202
2016	12
2015 and Prior	197
Revolving Lines of Credit	31,990
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	39,022	52,270
Consumer | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Consumer | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	631
2019	18
2018	12
2017	0
2016	0
2015 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	661	4,971
Consumer | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Leases
Loans and Leases Receivable Disclosure [Line Items]
2020	51,470
2019	57,000
2018	34,618
2017	8,033
2016	1,265
2015 and Prior	11
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	152,397	165,078
Leases | Pass
Loans and Leases Receivable Disclosure [Line Items]
2020	51,470
2019	56,707
2018	34,159
2017	7,923
2016	1,255
2015 and Prior	11
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	151,525	164,195
Leases | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		0
Leases | Substandard
Loans and Leases Receivable Disclosure [Line Items]
2020	0
2019	293
2018	459
2017	110
2016	10
2015 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total loans and leases	$ 872	883
Leases | Doubtful
Loans and Leases Receivable Disclosure [Line Items]
Total loans and leases		$ 0