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Loans - Credit Quality (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Loans by risk rating
Total Loans	$ 1,930,812	$ 1,897,027	$ 1,617,622
Total loans, excluding PCI loans	1,922,211	1,886,062
PCI loans, net of purchase accounting adjustments	8,601	10,965
Total Loans	1,930,812	1,897,027
Multifamily
Loans by risk rating
Total Loans	189,773	196,228,000
Commercial
Loans by risk rating
Total Loans	332,842	314,323	272,851
Finance Leases Portfolio Segment
Loans by risk rating
Total Loans	119,751	78,806	68,325
Real estate - commercial
Loans by risk rating
Total Loans		825,123	750,991
PCI loans, net of purchase accounting adjustments	3,420	4,182
Total Loans	869,019
Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	149,526	164,272
Real estate - commercial | Commercial Real Estate Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	178,586	193,782
Real estate - commercial | Commercial Real Estate, Non Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	319,536	293,386
Real estate - commercial | Commercial Real Estate, Non Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	146,483	109,135
Real estate - commercial | Commercial Real Estate, Retail Properties Loan [Member]
Loans by risk rating
Total Loans	54,076	46,588
Real estate - commercial | Commercial Real Estate, Farm Loan [Member]
Loans by risk rating
Total Loans	17,392	13,778
Real estate - residential
Loans by risk rating
Total Loans		413,106	313,397
PCI loans, net of purchase accounting adjustments	4,581	6,038
Total Loans	401,482
Real estate - residential | Residential Investor Loan [Member]
Loans by risk rating
Total Loans	71,105	70,458
Real estate - residential | Multifamily
Loans by risk rating
Total Loans		196,228
Real estate - residential | Residential Owner Occupied Loan [Member]
Loans by risk rating
Total Loans	136,023	140,382
Real estate - residential | Residential Revolving and Junior Liens Loan [Member]
Loans by risk rating
Total Loans	123,457	140,442
Consumer
Loans by risk rating
Total Loans		140,442	112,833
Total Loans	123,457
Unallocated Financing Receivables [Member]
Loans by risk rating
Total Loans	14,044	16,092	14,063
Total Loans	14,044
Pass [Member]
Loans by risk rating
Total loans, excluding PCI loans	1,862,573	1,834,550
PCI loans, net of purchase accounting adjustments	573	907
Total Loans	1,863,146	1,835,457
Pass [Member] | Multifamily
Loans by risk rating
Total Loans	187,560
Pass [Member] | Commercial
Loans by risk rating
Total Loans	307,948	305,993
Pass [Member] | Finance Leases Portfolio Segment
Loans by risk rating
Total Loans	119,045	78,806
Pass [Member] | Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	144,292	157,334
Pass [Member] | Real estate - commercial | Commercial Real Estate Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	171,444	186,218
Pass [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	315,340	284,818
Pass [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	142,958	104,526
Pass [Member] | Real estate - commercial | Commercial Real Estate, Retail Properties Loan [Member]
Loans by risk rating
Total Loans	52,342	44,805
Pass [Member] | Real estate - commercial | Commercial Real Estate, Farm Loan [Member]
Loans by risk rating
Total Loans	15,155	11,307
Pass [Member] | Real estate - residential | Residential Investor Loan [Member]
Loans by risk rating
Total Loans	69,715	69,242
Pass [Member] | Real estate - residential | Multifamily
Loans by risk rating
Total Loans		195,249
Pass [Member] | Real estate - residential | Residential Owner Occupied Loan [Member]
Loans by risk rating
Total Loans	132,258	135,858
Pass [Member] | Real estate - residential | Residential Revolving and Junior Liens Loan [Member]
Loans by risk rating
Total Loans	121,476	138,553
Pass [Member] | Unallocated Financing Receivables [Member]
Loans by risk rating
Total Loans	13,685	16,061
Special Mention [Member]
Loans by risk rating
Total loans, excluding PCI loans	26,625	16,243
PCI loans, net of purchase accounting adjustments	261	2,906
Total Loans	26,886	19,149
Special Mention [Member] | Multifamily
Loans by risk rating
Total Loans	1,710
Special Mention [Member] | Commercial
Loans by risk rating
Total Loans	13,206	8,193
Special Mention [Member] | Finance Leases Portfolio Segment
Loans by risk rating
Total Loans	377
Special Mention [Member] | Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	2,967	1,660
Special Mention [Member] | Real estate - commercial | Commercial Real Estate Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	2,663	3,429
Special Mention [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	416	202
Special Mention [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	3,525	1,510
Special Mention [Member] | Real estate - commercial | Commercial Real Estate, Retail Properties Loan [Member]
Loans by risk rating
Total Loans	588
Special Mention [Member] | Real estate - commercial | Commercial Real Estate, Farm Loan [Member]
Loans by risk rating
Total Loans	1,027	1,249
Special Mention [Member] | Real estate - residential | Residential Owner Occupied Loan [Member]
Loans by risk rating
Total Loans	134
Special Mention [Member] | Real estate - residential | Residential Revolving and Junior Liens Loan [Member]
Loans by risk rating
Total Loans	12
Substandard [Member]
Loans by risk rating
Total loans, excluding PCI loans	33,013	35,269
PCI loans, net of purchase accounting adjustments	7,767	7,152
Total Loans	40,780	42,421
Substandard [Member] | Multifamily
Loans by risk rating
Total Loans	503
Substandard [Member] | Commercial
Loans by risk rating
Total Loans	11,688	137
Substandard [Member] | Finance Leases Portfolio Segment
Loans by risk rating
Total Loans	329
Substandard [Member] | Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	2,267	5,278
Substandard [Member] | Real estate - commercial | Commercial Real Estate Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans	4,479	4,135
Substandard [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied General Purpose Loan [Member]
Loans by risk rating
Total Loans	3,780	8,366
Substandard [Member] | Real estate - commercial | Commercial Real Estate, Non Owner Occupied Special Purpose Loan [Member]
Loans by risk rating
Total Loans		3,099
Substandard [Member] | Real estate - commercial | Commercial Real Estate, Retail Properties Loan [Member]
Loans by risk rating
Total Loans	1,146	1,783
Substandard [Member] | Real estate - commercial | Commercial Real Estate, Farm Loan [Member]
Loans by risk rating
Total Loans	1,210	1,222
Substandard [Member] | Real estate - residential | Residential Investor Loan [Member]
Loans by risk rating
Total Loans	1,390	1,216
Substandard [Member] | Real estate - residential | Multifamily
Loans by risk rating
Total Loans		979
Substandard [Member] | Real estate - residential | Residential Owner Occupied Loan [Member]
Loans by risk rating
Total Loans	3,631	4,524
Substandard [Member] | Real estate - residential | Residential Revolving and Junior Liens Loan [Member]
Loans by risk rating
Total Loans	1,969	1,889
Substandard [Member] | Unallocated Financing Receivables [Member]
Loans by risk rating
Total Loans	359	31
PCI
Loans by risk rating
Total Loans	8,601	10,965
Non-PCI
Loans by risk rating
Total loans, excluding PCI loans	1,922,211	1,886,062
Construction Loans
Loans by risk rating
Total Loans		109,135	$ 85,162
PCI loans, net of purchase accounting adjustments	600	745
Total Loans	70,217
Construction Loans | Real estate - commercial | Construction Real Estate, Homebuilder Loan [Member]
Loans by risk rating
Total Loans	5,300	5,102
Construction Loans | Real estate - commercial | Construction Real Estate, Land Loan [Member]
Loans by risk rating
Total Loans	12,379	2,744
Construction Loans | Real estate - commercial | Construction Real Estate, Commercial Speculative Loan [Member]
Loans by risk rating
Total Loans	37,571	55,410
Construction Loans | Real estate - commercial | Construction Real Estate, Other Receivable [Member]
Loans by risk rating
Total Loans	14,367	45,134
Construction Loans | Pass [Member] | Real estate - commercial | Construction Real Estate, Homebuilder Loan [Member]
Loans by risk rating
Total Loans	5,300	5,102
Construction Loans | Pass [Member] | Real estate - commercial | Construction Real Estate, Land Loan [Member]
Loans by risk rating
Total Loans	12,379	2,744
Construction Loans | Pass [Member] | Real estate - commercial | Construction Real Estate, Commercial Speculative Loan [Member]
Loans by risk rating
Total Loans	37,571	55,410
Construction Loans | Pass [Member] | Real estate - commercial | Construction Real Estate, Other Receivable [Member]
Loans by risk rating
Total Loans	14,105	42,524
Construction Loans | Substandard [Member] | Real estate - commercial | Construction Real Estate, Other Receivable [Member]
Loans by risk rating
Total Loans	$ 262	$ 2,610

X

- Definition

Amount, excluding PCI loans, 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.

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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 and purchased credit impaired loans. Excludes loans and leases covered under loss sharing agreements.

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Fair value at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

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