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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

+ References

No definition available.

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- Definition

Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

+ References

No definition available.

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- Definition

Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

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-Name Accounting Standards Codification
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- Definition

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.

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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No definition available.

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Business Combination (Details) $ in Thousands				9 Months Ended
Business Combination (Details) $ in Thousands	Aug. 12, 2016 USD ($)	Apr. 06, 2016	Jul. 24, 2015	Sep. 30, 2016 USD ($)
Flathead Bank Acquisition, as Recorded by the Company
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	$ 34,100
Flathead Bank
Business Acquisition [Line Items]
Business Acquisition, Date of Acquisition Agreement		Apr. 06, 2016
Business Acquisition, Effective Date of Acquisition	Aug. 12, 2016
Business Acquisition, Transaction Costs				$ 1,197
Flathead Bank \| Core Deposits [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Net				$ 2,486
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				9 years
United Bank
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition			Jul. 24, 2015
Number of Subsidiary Banks				1
Goodwill, Purchase Accounting Adjustments				$ 42