Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual, Adjustment

No definition available.

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- Definition

Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual, Adjustment

+ References

No definition available.

+ Details

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- Definition

Net Interest and Other Income

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No definition available.

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- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The net amount of operating interest income (expense).

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.

+ References

No definition available.

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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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Business Combinations - Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Dec. 31, 2014	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Pro Forma Revenue					$ 50,143
Net income attributable to Northrim BanCorp, Inc.		$ 5,335	$ 3,707	$ 13,676	$ 10,734	$ 17,408
Earnings Per Share, Basic (USD per share)		$ 0.78	$ 0.54	$ 2.00	$ 1.59
Earnings Per Share, Diluted (USD per share)		$ 0.77	$ 0.53	$ 1.97	$ 1.57
Weighted Average Shares Outstanding, Basic (shares)		6,856,059	6,831,976	6,854,862	6,733,175
Weighted Average Shares Outstanding, Diluted (shares)		6,952,209	6,919,993	6,941,861	6,822,288
Interest Income (Expense), Net		$ 14,682	$ 13,725	$ 42,509	$ 38,369
Alaska Pacific Bank
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Weighted Average Shares Outstanding, Basic (shares)					7,023,387
Weighted Average Shares Outstanding, Diluted (shares)					7,112,500
Pro Forma, Interest Income				$ 6,700	$ 2,095
Pro Forma Information, Net Income (Loss) Since Acquisition					(1,282)
Pro Forma Information, Revenue Since Acquisition					(10)
Pro Forma Information, Net Income (Loss) since Acquisition, Adjustment					101
Pro Forma Revenue					52,228
Pro Forma Net Income (Loss)					$ 9,553
Pro Forma Earnings Per Share, Basic (USD per share)					$ 1.36
Pro Forma Earnings Per Share, Diluted (USD per share)					$ 1.34
Residential Mortgage Holding Company
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Weighted Average Shares Outstanding, Basic (shares)					6,733,175
Weighted Average Shares Outstanding, Diluted (shares)					6,822,288
Pro Forma, Interest Income	$ 23,800				$ 17,978
Pro Forma Information, Net Income (Loss) Since Acquisition					3,172
Pro Forma Information, Revenue Since Acquisition					(569)
Pro Forma Information, Net Income (Loss) since Acquisition, Adjustment					2,625
Pro Forma Revenue					67,552
Pro Forma Net Income (Loss)					$ 16,531
Pro Forma Earnings Per Share, Basic (USD per share)					$ 2.46
Pro Forma Earnings Per Share, Diluted (USD per share)					$ 2.42
Interest Income (Expense), Net					$ 244
Other Operating Income (Expense), Net					$ 17,700
Alaska Pacific Bank and Residential Mortgage Holding Company [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Weighted Average Shares Outstanding, Basic (shares)					7,023,387
Weighted Average Shares Outstanding, Diluted (shares)					7,112,500
Pro Forma Information, Revenue Since Acquisition					$ (597)
Pro Forma Information, Net Income (Loss) since Acquisition, Adjustment					2,726
Pro Forma Revenue					69,619
Pro Forma Net Income (Loss)					$ 15,350
Pro Forma Earnings Per Share, Basic (USD per share)					$ 2.19
Pro Forma Earnings Per Share, Diluted (USD per share)					$ 2.16