Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Statement of Comprehensive Income [Abstract]
Net income	$ 12,412	$ 13,458	$ 11,827
Other comprehensive income, net of tax:
Unrealized gains (losses) arising during the period	(1,204)	1,843	(620)
Reclassification of net gains included in net income (net of tax expense $138,000, $172,000, and $267,000 in 2012, 2011 and 2010, respectively)	(196)	(198)	(247)
Income tax benefit (expense) related to unrealized (losses) gains	701	(560)	502
Other comprehensive income (loss)	(699)	1,085	(365)
Comprehensive income	11,713	14,543	11,462
Less: comprehensive income attributable to the noncontrolling interest	87	512	429
Comprehensive income attributable to Northrim BanCorp	$ 11,626	$ 14,031	$ 11,033