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Loans and Allowance for Credit Losses on Loans - Credit Quality (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Loans by risk rating
2022 / 2021	$ 296,418,000
2021 / 2020	996,750,000	$ 1,117,231,000
2020 / 2019	567,917,000	617,495,000
2019 / 2018	384,818,000	438,126,000
2018 / 2017	226,631,000	273,820,000
2017 / 2016		183,708,000
Prior	360,106,000	235,366,000
Revolving Loans	569,730,000	556,172,000
Revolving Loans Converted To Term Loans		30,000
Total Loans	3,402,370,000	3,421,948,000
Total Loans		3,110,000
Minimum
Loans by risk rating
Loan commitment for inclusion in credit quality analysis	50,000
Pass [Member]
Loans by risk rating
2022 / 2021	295,042,000	1,079,972,000
2021 / 2020	959,128,000	607,575,000
2020 / 2019	544,727,000	392,999,000
2019 / 2018	292,798,000	267,763,000
2018 / 2017	223,031,000	177,970,000
Prior	346,059,000	225,968,000
Revolving Loans	561,269,000	546,694,000
Revolving Loans Converted To Term Loans		30,000
Total Loans	3,222,054,000	3,298,971,000
Special Mention [Member]
Loans by risk rating
2022 / 2021	162,000	16,169,000
2021 / 2020	17,378,000	2,222,000
2020 / 2019	18,858,000	26,029,000
2019 / 2018	72,784,000
Prior	1,283,000
Revolving Loans	3,243,000	3,816,000
Total Loans	113,708,000	48,236,000
Substandard [Member]
Loans by risk rating
2022 / 2021	1,214,000	21,090,000
2021 / 2020	20,244,000	7,698,000
2020 / 2019	4,332,000	19,098,000
2019 / 2018	19,236,000	6,057,000
2018 / 2017	3,600,000	5,738,000
Prior	12,764,000	9,398,000
Revolving Loans	5,218,000	5,662,000
Total Loans	66,608,000	74,741,000
Commercial
Loans by risk rating
2022 / 2021	40,106,000	201,800,000
2021 / 2020	122,471,000	54,770,000
2020 / 2019	46,414,000	53,429,000
2019 / 2018	36,582,000	28,503,000
2018 / 2017	15,073,000	5,176,000
Prior	8,977,000	11,020,000
Revolving Loans	425,922,000	416,746,000
Revolving Loans Converted To Term Loans		30,000
Total Loans	695,545,000	771,474,000
Commercial | Pass [Member]
Loans by risk rating
2022 / 2021	39,944,000	192,258,000
2021 / 2020	112,254,000	50,638,000
2020 / 2019	42,384,000	38,614,000
2019 / 2018	22,145,000	28,177,000
2018 / 2017	15,024,000	5,176,000
Prior	8,914,000	10,945,000
Revolving Loans	420,642,000	408,394,000
Revolving Loans Converted To Term Loans		30,000
Total Loans	661,307,000	734,232,000
Commercial | Special Mention [Member]
Loans by risk rating
2022 / 2021	162,000	44,000
2021 / 2020	398,000	84,000
2020 / 2019	653,000	694,000
2019 / 2018	623,000
Revolving Loans	3,135,000	3,708,000
Total Loans	4,971,000	4,530,000
Commercial | Substandard [Member]
Loans by risk rating
2022 / 2021		9,498,000
2021 / 2020	9,819,000	4,048,000
2020 / 2019	3,377,000	14,121,000
2019 / 2018	13,814,000	326,000
2018 / 2017	49,000
Prior	63,000	75,000
Revolving Loans	2,145,000	4,644,000
Total Loans	29,267,000	32,712,000
Real estate - residential
Loans by risk rating
Mortgage loans in process of foreclosure	623,000	488,000
Leases
Loans by risk rating
2022 / 2021	49,340,000	83,402,000
2021 / 2020	79,901,000	44,129,000
2020 / 2019	39,973,000	35,093,000
2019 / 2018	30,796,000	9,573,000
2018 / 2017	8,258,000	1,170,000
Prior	2,864,000	2,664,000
Total Loans	211,132,000	176,031,000
Leases | Pass [Member]
Loans by risk rating
2022 / 2021	49,340,000	83,402,000
2021 / 2020	79,901,000	44,129,000
2020 / 2019	39,973,000	32,259,000
2019 / 2018	28,478,000	8,950,000
2018 / 2017	7,891,000	1,170,000
Prior	2,605,000	2,367,000
Total Loans	208,188,000	172,277,000
Leases | Special Mention [Member]
Loans by risk rating
2019 / 2018	303,000
Total Loans	303,000
Leases | Substandard [Member]
Loans by risk rating
2020 / 2019		2,834,000
2019 / 2018	2,015,000	623,000
2018 / 2017	367,000
Prior	259,000	297,000
Total Loans	2,641,000	3,754,000
Commercial real estate - Investor
Loans by risk rating
2022 / 2021	110,946,000	332,951,000
2021 / 2020	312,359,000	236,342,000
2020 / 2019	223,652,000	158,512,000
2019 / 2018	138,376,000	85,230,000
2018 / 2017	61,532,000	68,422,000
Prior	97,388,000	57,330,000
Revolving Loans	21,514,000	18,602,000
Total Loans	965,767,000	957,389,000
Commercial real estate - Investor | Pass [Member]
Loans by risk rating
2022 / 2021	110,946,000	315,247,000
2021 / 2020	309,370,000	233,964,000
2020 / 2019	210,682,000	147,511,000
2019 / 2018	86,228,000	85,049,000
2018 / 2017	61,532,000	64,810,000
Prior	92,627,000	55,523,000
Revolving Loans	19,558,000	18,602,000
Total Loans	890,943,000	920,706,000
Commercial real estate - Investor | Special Mention [Member]
Loans by risk rating
2022 / 2021		15,466,000
2021 / 2020	106,000
2020 / 2019	12,970,000	10,550,000
2019 / 2018	51,656,000
Prior	1,283,000
Total Loans	66,015,000	26,016,000
Commercial real estate - Investor | Substandard [Member]
Loans by risk rating
2022 / 2021		2,238,000
2021 / 2020	2,883,000	2,378,000
2020 / 2019		451,000
2019 / 2018	492,000	181,000
2018 / 2017		3,612,000
Prior	3,478,000	1,807,000
Revolving Loans	1,956,000
Total Loans	8,809,000	10,667,000
Commercial real estate - Owner occupied
Loans by risk rating
2022 / 2021	58,243,000	228,642,000
2021 / 2020	221,085,000	97,549,000
2020 / 2019	120,303,000	66,150,000
2019 / 2018	79,502,000	60,915,000
2018 / 2017	55,681,000	55,487,000
Prior	119,281,000	63,119,000
Revolving Loans	1,697,000	2,522,000
Total Loans	655,792,000	574,384,000
Commercial real estate - Owner occupied | Pass [Member]
Loans by risk rating
2022 / 2021	58,243,000	220,324,000
2021 / 2020	198,978,000	96,607,000
2020 / 2019	119,597,000	61,511,000
2019 / 2018	74,853,000	60,915,000
2018 / 2017	55,681,000	54,236,000
Prior	115,207,000	59,887,000
Revolving Loans	1,697,000	2,522,000
Total Loans	624,256,000	556,002,000
Commercial real estate - Owner occupied | Special Mention [Member]
Loans by risk rating
2021 / 2020	15,314,000
2020 / 2019		2,953,000
2019 / 2018	2,963,000
Total Loans	18,277,000	2,953,000
Commercial real estate - Owner occupied | Substandard [Member]
Loans by risk rating
2022 / 2021		8,318,000
2021 / 2020	6,793,000	942,000
2020 / 2019	706,000	1,686,000
2019 / 2018	1,686,000
2018 / 2017		1,251,000
Prior	4,074,000	3,232,000
Total Loans	13,259,000	15,429,000
Construction
Loans by risk rating
2022 / 2021	8,518,000	88,780,000
2021 / 2020	75,318,000	67,767,000
2020 / 2019	51,624,000	42,101,000
2019 / 2018	22,312,000	4,671,000
2018 / 2017	4,763,000	477,000
Prior	1,561,000	1,193,000
Revolving Loans	1,462,000	1,143,000
Total Loans	165,558,000	206,132,000
Construction | Pass [Member]
Loans by risk rating
2022 / 2021	7,304,000	88,620,000
2021 / 2020	74,396,000	65,629,000
2020 / 2019	46,389,000	37,169,000
2019 / 2018	11,964,000	2,727,000
2018 / 2017	2,792,000	477,000
Prior	1,561,000	1,193,000
Revolving Loans	1,462,000	1,143,000
Total Loans	145,868,000	196,958,000
Construction | Special Mention [Member]
Loans by risk rating
2021 / 2020	922,000	2,138,000
2020 / 2019	5,235,000	4,932,000
2019 / 2018	10,348,000
Total Loans	16,505,000	7,070,000
Construction | Substandard [Member]
Loans by risk rating
2022 / 2021	1,214,000	160,000
2019 / 2018		1,944,000
2018 / 2017	1,971,000
Total Loans	3,185,000	2,104,000
Residential real estate - Investor
Loans by risk rating
2022 / 2021	9,367,000	13,492,000
2021 / 2020	10,587,000	9,902,000
2020 / 2019	7,951,000	13,084,000
2019 / 2018	11,840,000	6,589,000
2018 / 2017	6,887,000	7,444,000
Prior	15,244,000	11,020,000
Revolving Loans	970,000	1,868,000
Total Loans	62,846,000	63,399,000
Residential real estate - Investor | Pass [Member]
Loans by risk rating
2022 / 2021	9,367,000	13,371,000
2021 / 2020	10,468,000	9,758,000
2020 / 2019	7,951,000	13,084,000
2019 / 2018	11,330,000	6,392,000
2018 / 2017	6,734,000	7,059,000
Prior	14,482,000	10,602,000
Revolving Loans	970,000	1,868,000
Total Loans	61,302,000	62,134,000
Residential real estate - Investor | Substandard [Member]
Loans by risk rating
2022 / 2021		121,000
2021 / 2020	119,000	144,000
2019 / 2018	510,000	197,000
2018 / 2017	153,000	385,000
Prior	762,000	418,000
Total Loans	1,544,000	1,265,000
Residential real estate - Owner occupied
Loans by risk rating
2022 / 2021	2,425,000	48,990,000
2021 / 2020	48,156,000	32,095,000
2020 / 2019	30,867,000	20,996,000
2019 / 2018	18,601,000	14,523,000
2018 / 2017	13,270,000	30,738,000
Prior	87,817,000	63,854,000
Revolving Loans	1,982,000	2,052,000
Total Loans	203,118,000	213,248,000
Residential real estate - Owner occupied | Pass [Member]
Loans by risk rating
2022 / 2021	2,425,000	48,009,000
2021 / 2020	47,217,000	31,912,000
2020 / 2019	30,623,000	20,990,000
2019 / 2018	17,882,000	13,304,000
2018 / 2017	12,967,000	30,562,000
Prior	84,522,000	60,661,000
Revolving Loans	1,982,000	2,052,000
Total Loans	197,618,000	207,490,000
Residential real estate - Owner occupied | Special Mention [Member]
Loans by risk rating
2022 / 2021		659,000
2021 / 2020	638,000
Total Loans	638,000	659,000
Residential real estate - Owner occupied | Substandard [Member]
Loans by risk rating
2022 / 2021		322,000
2021 / 2020	301,000	183,000
2020 / 2019	244,000	6,000
2019 / 2018	719,000	1,219,000
2018 / 2017	303,000	176,000
Prior	3,295,000	3,193,000
Total Loans	4,862,000	5,099,000
Multifamily
Loans by risk rating
2022 / 2021	16,859,000	109,608,000
2021 / 2020	115,852,000	71,748,000
2020 / 2019	43,970,000	46,193,000
2019 / 2018	44,706,000	62,733,000
2018 / 2017	60,287,000	11,701,000
Prior	16,953,000	7,117,000
Revolving Loans	59,000	64,000
Total Loans	298,686,000	309,164,000
Multifamily | Pass [Member]
Loans by risk rating
2022 / 2021	16,859,000	109,175,000
2021 / 2020	115,523,000	71,748,000
2020 / 2019	43,970,000	39,293,000
2019 / 2018	37,815,000	61,190,000
2018 / 2017	59,557,000	11,399,000
Prior	16,643,000	7,117,000
Revolving Loans	59,000	64,000
Total Loans	290,426,000	299,986,000
Multifamily | Special Mention [Member]
Loans by risk rating
2020 / 2019		6,900,000
2019 / 2018	6,891,000
Total Loans	6,891,000	6,900,000
Multifamily | Substandard [Member]
Loans by risk rating
2022 / 2021		433,000
2021 / 2020	329,000
2019 / 2018		1,543,000
2018 / 2017	730,000	302,000
Prior	310,000
Total Loans	1,369,000	2,278,000
HELOC
Loans by risk rating
2022 / 2021	117,000	907,000
2021 / 2020	1,878,000	2,091,000
2020 / 2019	2,054,000	2,131,000
2019 / 2018	1,972,000	822,000
2018 / 2017	763,000	1,679,000
Prior	1,026,000	2,065,000
Revolving Loans	102,878,000	105,969,000
Total Loans	110,688,000	115,664,000
HELOC | Pass [Member]
Loans by risk rating
2022 / 2021	117,000	907,000
2021 / 2020	1,878,000	2,091,000
2020 / 2019	2,052,000	2,131,000
2019 / 2018	1,972,000	805,000
2018 / 2017	736,000	1,667,000
Prior	676,000	1,869,000
Revolving Loans	101,653,000	104,843,000
Total Loans	109,084,000	114,313,000
HELOC | Special Mention [Member]
Loans by risk rating
Revolving Loans	108,000	108,000
Total Loans	108,000	108,000
HELOC | Substandard [Member]
Loans by risk rating
2020 / 2019	2,000
2019 / 2018		17,000
2018 / 2017	27,000	12,000
Prior	350,000	196,000
Revolving Loans	1,117,000	1,018,000
Total Loans	1,496,000	1,243,000
HELOC - Purchased
Loans by risk rating
Prior	2,672,000	10,626,000
Revolving Loans	6,881,000
Total Loans	9,553,000	10,626,000
HELOC - Purchased | Pass [Member]
Loans by risk rating
Prior	2,499,000	10,446,000
Revolving Loans	6,881,000
Total Loans	9,380,000	10,446,000
HELOC - Purchased | Substandard [Member]
Loans by risk rating
Prior	173,000	180,000
Total Loans	173,000	180,000
Other
Loans by risk rating
2022 / 2021	497,000	8,659,000
2021 / 2020	9,143,000	1,102,000
2020 / 2019	1,109,000	437,000
2019 / 2018	131,000	261,000
2018 / 2017	117,000	1,414,000
Prior	6,323,000	5,358,000
Revolving Loans	6,365,000	7,206,000
Total Loans	23,685,000	24,437,000
Other | Pass [Member]
Loans by risk rating
2022 / 2021	497,000	8,659,000
2021 / 2020	9,143,000	1,099,000
2020 / 2019	1,106,000	437,000
2019 / 2018	131,000	254,000
2018 / 2017	117,000	1,414,000
Prior	6,323,000	5,358,000
Revolving Loans	6,365,000	7,206,000
Total Loans	23,682,000	24,427,000
Other | Substandard [Member]
Loans by risk rating
2021 / 2020		3,000
2020 / 2019	3,000
2019 / 2018		7,000
Total Loans	$ 3,000	$ 10,000

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The amount of Financing Receivables that are prior loans.

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Amount of financing receivable originated more than five years prior to current fiscal year.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 310
-SubTopic 10
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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