v2.4.0.8

Summary of Significant Accounting Policies (Details) (USD $) | 12 Months Ended
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Dec. 31, 2013 location
Accounting Policies [Line Items] |
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Revenue | $ 12,300,000
Number Of Branch Locations | 142
Number Of Days Used To Determine Treatment As Cash Equivalent | 90 days
Number of Days of Delinqunecy at Which Loans Are Categorized As Non Accrual Status | 90 days
Loans and Leases Receivable, Nonaccrual Loans Considered Impaired | 500,000
Loans and Leases Receivable, Loans Evaluated For Impairment On Quarterly Basis, Outstanding | 500,000
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income | $ 8,000,000
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Diluted Earnings Per Share | $ 0.16
Core Deposits [Member] |
Accounting Policies [Line Items] |
Estimated life of CDI, in years | 10 years
WASHINGTON |
Accounting Policies [Line Items] |
Number Of Branch Locations | 80
OREGON |
Accounting Policies [Line Items] |
Number Of Branch Locations | 62
Vehicles [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P5Y
Minimum [Member] | Building and Building Improvements [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P5Y
Minimum [Member] | Furniture and Fixtures [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P3Y
Minimum [Member] | Software [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P3Y
Maximum [Member] | Building and Building Improvements [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P39Y
Maximum [Member] | Furniture and Fixtures [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P7Y
Maximum [Member] | Software [Member] |
Accounting Policies [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | P5Y
Covered Loans [Member] |
Accounting Policies [Line Items] |
Percentage of covered loans that are subject to an FDIC loss-sharing agreement | 96.00%
Percentage of covered loans accounted for as acquired, impaired loans | 90.00%

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