Loans, Receivables Past Due (Details) - USD ($) $ in Thousands		Sep. 30, 2021	Dec. 31, 2020
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		$ 1,203
Non-Accrual with an Allowance for Credit Loss		4,387
Total Non-Accrual		5,590
90+ and Still Accruing		0
Total loans		2,883,978
Accrued interest excluded from total		7,028
Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		2,983	$ 3,008
Accrued interest excluded from total		0
Commercial and Industrial [Member]
Non performing loans [Abstract]
Government guaranteed loans excluded from non-performing loans		53	53
1-4 Family Owner Occupied - Non-jumbo [Member]
Non performing loans [Abstract]
Government guaranteed loans excluded from non-performing loans		274	386	[1]
Commercial [Member]
Non performing loans [Abstract]
Total loans		1,222,802
Accrued interest excluded from total		2,699
Commercial [Member] | Commercial and Industrial [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss	[2]	0
Non-Accrual with an Allowance for Credit Loss	[2]	189
Total Non-Accrual	[2]	189
90+ and Still Accruing	[2]	0
Total loans		625,192
Accrued interest excluded from total		1,627
Commercial [Member] | Commercial and Industrial [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		242	70
Commercial [Member] | Commercial Real Estate [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		0
Non-Accrual with an Allowance for Credit Loss		0
Total Non-Accrual		0
90+ and Still Accruing		0
Total loans		597,610
Accrued interest excluded from total		1,072
Commercial [Member] | Commercial Real Estate [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		0	0
Mortgage [Member]
Non performing loans [Abstract]
Total loans	[3]	1,100,992
Accrued interest excluded from total	[3]	2,998
Mortgage [Member] | 1-4 Family Owner Occupied - Jumbo [Member]
Non performing loans [Abstract]
Non-Accrual with an Allowance for Credit Loss		0
Total Non-Accrual		607
90+ and Still Accruing		0
Total loans	[3]	537,311
Accrued interest excluded from total	[3]	1,233
Mortgage [Member] | 1-4 Family Owner Occupied - Jumbo [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		607	623
Mortgage [Member] | 1-4 Family Owner Occupied - Non-jumbo [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss	[4]	133
Non-Accrual with an Allowance for Credit Loss	[4]	1,836
Total Non-Accrual	[4]	1,969
90+ and Still Accruing	[4]	0
Total loans	[3]	249,220
Accrued interest excluded from total	[3]	821
Mortgage [Member] | 1-4 Family Owner Occupied - Non-jumbo [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		700	502
Mortgage [Member] | 1-4 Family Non-owner Occupied [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		281
Non-Accrual with an Allowance for Credit Loss		685
Total Non-Accrual		966
90+ and Still Accruing		0
Total loans	[3]	176,796
Accrued interest excluded from total	[3]	495
Mortgage [Member] | 1-4 Family Non-owner Occupied [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		445	476
Mortgage [Member] | 1-4 Family - 2nd Lien [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		182
Non-Accrual with an Allowance for Credit Loss		885
Total Non-Accrual		1,067
90+ and Still Accruing		0
Total loans	[3]	87,694
Accrued interest excluded from total	[3]	297
Mortgage [Member] | 1-4 Family - 2nd Lien [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		428	732
Mortgage [Member] | Resort Lending [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		0
Non-Accrual with an Allowance for Credit Loss		277
Total Non-Accrual		277
90+ and Still Accruing		0
Total loans	[3]	49,971
Accrued interest excluded from total	[3]	152
Mortgage [Member] | Resort Lending [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		278	358
Installment [Member]
Non performing loans [Abstract]
Total loans	[3]	560,184
Accrued interest excluded from total	[3]	1,331
Installment [Member] | Boat Lending [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		0
Non-Accrual with an Allowance for Credit Loss		155
Total Non-Accrual		155
90+ and Still Accruing		0
Total loans	[3]	231,546
Accrued interest excluded from total	[3]	553
Installment [Member] | Boat Lending [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		65	0
Installment [Member] | Recreational Vehicle Lending [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		0
Non-Accrual with an Allowance for Credit Loss		71
Total Non-Accrual		71
90+ and Still Accruing		0
Total loans	[3]	229,751
Accrued interest excluded from total	[3]	549
Installment [Member] | Recreational Vehicle Lending [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		43	48
Installment [Member] | Other [Member]
Non performing loans [Abstract]
Non-Accrual with no Allowance for Credit Loss		0
Non-Accrual with an Allowance for Credit Loss		289
Total Non-Accrual		289
90+ and Still Accruing		0
Total loans	[3]	98,887
Accrued interest excluded from total	[3]	229
Installment [Member] | Other [Member] | Loans Past Due, 90+ days [Member]
Non performing loans [Abstract]
Total loans		175	199
Non-Performing Loans [Member]
Non performing loans [Abstract]
Total loans		5,590	7,873	[1]
Accrued interest excluded from total		0	0	[1]
Non-Performing Loans [Member] | Commercial [Member] | Commercial and Industrial [Member]
Non performing loans [Abstract]
Total loans	[2]	189	1,387	[1]
Non-Performing Loans [Member] | Commercial [Member] | Commercial Real Estate [Member]
Non performing loans [Abstract]
Total loans		0	0	[1]
Non-Performing Loans [Member] | Mortgage [Member] | 1-4 Family Owner Occupied - Jumbo [Member]
Non performing loans [Abstract]
Total loans		607	623	[1]
Non-Performing Loans [Member] | Mortgage [Member] | 1-4 Family Owner Occupied - Non-jumbo [Member]
Non performing loans [Abstract]
Total loans	[4]	1,969	2,281	[1]
Non-Performing Loans [Member] | Mortgage [Member] | 1-4 Family Non-owner Occupied [Member]
Non performing loans [Abstract]
Total loans		966	1,112	[1]
Non-Performing Loans [Member] | Mortgage [Member] | 1-4 Family - 2nd Lien [Member]
Non performing loans [Abstract]
Total loans		1,067	1,344	[1]
Non-Performing Loans [Member] | Mortgage [Member] | Resort Lending [Member]
Non performing loans [Abstract]
Total loans		277	607	[1]
Non-Performing Loans [Member] | Installment [Member] | Boat Lending [Member]
Non performing loans [Abstract]
Total loans		155	52	[1]
Non-Performing Loans [Member] | Installment [Member] | Recreational Vehicle Lending [Member]
Non performing loans [Abstract]
Total loans		71	74	[1]
Non-Performing Loans [Member] | Installment [Member] | Other [Member]
Non performing loans [Abstract]
Total loans		$ 289	$ 393	[1]

[1] Non-performing loans at December 31, 2020 exclude PCI loans.

[2] Non-performing commercial and industrial loans exclude $0.053 million of government guaranteed loans at both September 30, 2021 and December 31, 2020.

[3] Credit scores have been updated within the last twelve months.

[4] Non-performing 1-4 family owner occupied – non jumbo loans exclude $0.274 million and $0.386 million of government guaranteed loans at September 30, 2021 and December 31, 2020, respectively.