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Loans - Credit Quality (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Loans by risk rating
Total Loans	$ 1,897,027	$ 1,617,622	$ 1,478,809
Total loans, excluding PCI loans	1,886,062
PCI loans, net of purchase accounting adjustments	10,965
Total Loans	1,897,027	1,617,622
Multifamily
Loans by risk rating
Total Loans	196,228	129,772,000
Commercial
Loans by risk rating
Total Loans	314,323	272,851	228,113
Lease financing receivables
Loans by risk rating
Total Loans	78,806	68,325	55,451
Real estate - commercial
Loans by risk rating
Total Loans		750,991	736,247
PCI loans, net of purchase accounting adjustments	4,182
Total Loans	825,123
Real estate - commercial | Owner occupied general purpose
Loans by risk rating
Total Loans	164,272	145,858
Real estate - commercial | Owner occupied special purpose
Loans by risk rating
Total Loans	193,782	171,114
Real estate - commercial | Non-owner occupied general purpose
Loans by risk rating
Total Loans	293,386	274,959
Real estate - commercial | Non-owner occupied special purpose
Loans by risk rating
Total Loans	109,135	93,171
Real estate - commercial | Retail properties
Loans by risk rating
Total Loans	46,588	50,619
Real estate - commercial | Farm
Loans by risk rating
Total Loans	13,778	15,270
Real estate - residential
Loans by risk rating
Total Loans		313,397	276,225
PCI loans, net of purchase accounting adjustments	6,038
Total Loans	413,106
Real estate - residential | Investor
Loans by risk rating
Total Loans	70,458	55,620
Real estate - residential | Multifamily
Loans by risk rating
Total Loans		129,772
Real estate - residential | Owner occupied
Loans by risk rating
Total Loans	140,382	128,005
Real estate - residential | Revolving and junior liens
Loans by risk rating
Total Loans	140,442	112,833
Consumer
Loans by risk rating
Total Loans		112,833	101,626
Total Loans	140,442
All other
Loans by risk rating
Total Loans	16,092	14,063	16,427
Total Loans	16,092
Pass
Loans by risk rating
Total Loans		1,583,352
Total loans, excluding PCI loans	1,834,550
PCI loans, net of purchase accounting adjustments	907
Total Loans	1,835,457
Pass | Multifamily
Loans by risk rating
Total Loans	195,249
Pass | Commercial
Loans by risk rating
Total Loans	305,993	270,889
Pass | Lease financing receivables
Loans by risk rating
Total Loans	78,806	67,500
Pass | Real estate - commercial | Owner occupied general purpose
Loans by risk rating
Total Loans	157,334	142,843
Pass | Real estate - commercial | Owner occupied special purpose
Loans by risk rating
Total Loans	186,218	169,621
Pass | Real estate - commercial | Non-owner occupied general purpose
Loans by risk rating
Total Loans	284,818	271,731
Pass | Real estate - commercial | Non-owner occupied special purpose
Loans by risk rating
Total Loans	104,526	89,582
Pass | Real estate - commercial | Retail properties
Loans by risk rating
Total Loans	44,805	48,321
Pass | Real estate - commercial | Farm
Loans by risk rating
Total Loans	11,307	11,755
Pass | Real estate - residential | Investor
Loans by risk rating
Total Loans	69,242	55,172
Pass | Real estate - residential | Multifamily
Loans by risk rating
Total Loans		125,049
Pass | Real estate - residential | Owner occupied
Loans by risk rating
Total Loans	135,858	122,178
Pass | Real estate - residential | Revolving and junior liens
Loans by risk rating
Total Loans	138,553	110,934
Pass | All other
Loans by risk rating
Total Loans	16,061	14,043
Special Mention
Loans by risk rating
Total Loans		10,965
Total loans, excluding PCI loans	16,243
PCI loans, net of purchase accounting adjustments	2,906
Total Loans	19,149
Special Mention | Commercial
Loans by risk rating
Total Loans	8,193	1,962
Special Mention | Real estate - commercial | Owner occupied general purpose
Loans by risk rating
Total Loans	1,660	1,927
Special Mention | Real estate - commercial | Owner occupied special purpose
Loans by risk rating
Total Loans	3,429	1,152
Special Mention | Real estate - commercial | Non-owner occupied general purpose
Loans by risk rating
Total Loans	202	2,065
Special Mention | Real estate - commercial | Non-owner occupied special purpose
Loans by risk rating
Total Loans	1,510
Special Mention | Real estate - commercial | Retail properties
Loans by risk rating
Total Loans		1,217
Special Mention | Real estate - commercial | Farm
Loans by risk rating
Total Loans	1,249	1,029
Special Mention | Real estate - residential | Owner occupied
Loans by risk rating
Total Loans		561
Substandard
Loans by risk rating
Total Loans		23,305
Total loans, excluding PCI loans	35,269
PCI loans, net of purchase accounting adjustments	7,152
Total Loans	42,421
Substandard | Multifamily
Loans by risk rating
Total Loans	979
Substandard | Commercial
Loans by risk rating
Total Loans	137
Substandard | Lease financing receivables
Loans by risk rating
Total Loans		825
Substandard | Real estate - commercial | Owner occupied general purpose
Loans by risk rating
Total Loans	5,278	1,088
Substandard | Real estate - commercial | Owner occupied special purpose
Loans by risk rating
Total Loans	4,135	341
Substandard | Real estate - commercial | Non-owner occupied general purpose
Loans by risk rating
Total Loans	8,366	1,163
Substandard | Real estate - commercial | Non-owner occupied special purpose
Loans by risk rating
Total Loans	3,099	3,589
Substandard | Real estate - commercial | Retail properties
Loans by risk rating
Total Loans	1,783	1,081
Substandard | Real estate - commercial | Farm
Loans by risk rating
Total Loans	1,222	2,486
Substandard | Real estate - residential | Investor
Loans by risk rating
Total Loans	1,216	448
Substandard | Real estate - residential | Multifamily
Loans by risk rating
Total Loans		4,723
Substandard | Real estate - residential | Owner occupied
Loans by risk rating
Total Loans	4,524	5,266
Substandard | Real estate - residential | Revolving and junior liens
Loans by risk rating
Total Loans	1,889	1,899
Substandard | All other
Loans by risk rating
Total Loans	31	20
PCI
Loans by risk rating
Total Loans	10,965
Total loans, excluding PCI loans	11,906
PCI loans, net of purchase accounting adjustments	1,452
Non-PCI
Loans by risk rating
Total Loans	1,886,062
Total loans, excluding PCI loans	1,886,062	1,617,622
Construction Loans
Loans by risk rating
Total Loans		85,162	$ 64,720
PCI loans, net of purchase accounting adjustments	745
Total Loans	109,135
Construction Loans | Real estate - commercial | Homebuilder
Loans by risk rating
Total Loans	5,102	2,350
Construction Loans | Real estate - commercial | Land
Loans by risk rating
Total Loans	2,744	2,443
Construction Loans | Real estate - commercial | Commercial speculative
Loans by risk rating
Total Loans	55,410	32,028
Construction Loans | Real estate - commercial | All other
Loans by risk rating
Total Loans	45,134	48,341
Construction Loans | Pass | Real estate - commercial | Homebuilder
Loans by risk rating
Total Loans	5,102	2,350
Construction Loans | Pass | Real estate - commercial | Land
Loans by risk rating
Total Loans	2,744	2,443
Construction Loans | Pass | Real estate - commercial | Commercial speculative
Loans by risk rating
Total Loans	55,410	32,028
Construction Loans | Pass | Real estate - commercial | All other
Loans by risk rating
Total Loans	42,524	46,913
Construction Loans | Special Mention | Real estate - commercial | All other
Loans by risk rating
Total Loans		1,052
Construction Loans | Substandard | Real estate - commercial | All other
Loans by risk rating
Total Loans	2,610	$ 376
30 to 59 Days Past Due
Loans by risk rating
Total Loans	10,617
30 to 59 Days Past Due | PCI
Loans by risk rating
Total loans, excluding PCI loans	9,165
PCI loans, net of purchase accounting adjustments	1,452
60 to 89 Days Past Due
Loans by risk rating
Total Loans	1,824
60 to 89 Days Past Due | PCI
Loans by risk rating
Total loans, excluding PCI loans	1,824
90 Days or Greater Past Due
Loans by risk rating
Total Loans	917
90 Days or Greater Past Due | PCI
Loans by risk rating
Total loans, excluding PCI loans	$ 917

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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