Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Interest Income
Interest and fees on loans and loans held for sale	$ 13,866	$ 14,484	$ 41,354	$ 42,086
Interest on investment securities available for sale	930	844	2,863	2,488
Interest on investment securities held to maturity	14	13	41	61
Interest on deposits in other banks	50	47	138	82
Total Interest Income	14,860	15,388	44,396	44,717
Interest Expense
Interest expense on deposits, borrowings and junior subordinated debentures	647	706	1,930	2,208
Net Interest Income	14,213	14,682	42,466	42,509
Provision for loan losses	652	676	1,555	1,378
Net Interest Income After Provision for Loan Losses	13,561	14,006	40,911	41,131
Other Operating Income
Mortgage banking income	8,341	8,138	22,547	23,303
Employee benefit plan income	999	1,004	2,899	2,712
Bankcard fees	687	689	1,995	1,947
Purchased receivable income	579	587	1,644	1,738
Service charges on deposit accounts	516	559	1,525	1,617
Gain (loss) on sale of securities, net	0	4	(11)	134
Other income	813	1,426	2,305	3,054
Total Other Operating Income	11,935	12,407	32,904	34,505
Other Operating Expense
Salaries and other personnel expense	12,158	11,440	35,420	33,115
Compensation expense - RML acquisition payments	3,250	780	4,067	2,869
Occupancy expense	1,567	1,522	4,872	4,720
Data processing expense	1,121	1,043	3,351	3,243
Professional and outside services	761	642	2,252	2,184
Marketing expense	500	565	1,853	1,824
Insurance expense	265	406	844	1,075
Intangible asset amortization expense	35	73	106	218
Loss on sale of premises and equipment	6	0	365	7
OREO (income) expense, net rental income and gains on sale	(32)	152	70	328
Other operating expense	1,555	1,580	4,726	4,835
Total Other Operating Expense	21,186	18,203	57,926	54,418
Income Before Provision for Income Taxes	4,310	8,210	15,889	21,218
Provision for income taxes	1,027	2,678	4,594	7,111
Net Income	3,283	5,532	11,295	14,107
Less: Net income attributable to the noncontrolling interest	188	197	474	431
Net Income Attributable to Northrim BanCorp, Inc.	$ 3,095	$ 5,335	$ 10,821	$ 13,676
Earnings Per Share, Basic (in USD per share)	$ 0.45	$ 0.78	$ 1.57	$ 2.00
Earnings Per Share, Diluted (in USD per share)	$ 0.44	$ 0.77	$ 1.55	$ 1.97
Weighted Average Shares Outstanding, Basic (in shares)	6,882,482	6,856,059	6,878,921	6,854,862
Weighted Average Shares Outstanding, Diluted (in shares)	6,973,354	6,952,209	6,968,557	6,941,861