Business Combinations (Statement of Assets Acquired and Liabilities Assumed at Estimated Fair Values) (Details) (USD $) In Thousands	6 Months Ended			0 Months Ended
Jun. 30, 2010	Jun. 30, 2011	Dec. 31, 2010	Jan. 22, 2010 Evergreen Bank [Member]	Feb. 26, 2010 Rainier Pacific Bank [Member]	Jun. 18, 2010 Nevada Security Bank [Member]
Cash and equivalents				$ 18,919	$ 94,067	$ 66,060
Investment securities				3,850	26,478	22,626
Covered loans				252,493	458,340	215,507
Premises and equipment					17	50
Restricted equity securities		32,839	34,475	3,073	13,712	2,951
Goodwill					35,808	10,393
Other intangible assets				440	6,253	322
Mortgage servicing rights					62
Covered other real estate owned				2,421	6,580	17,938
FDIC indemnification asset				71,755	76,603	99,160
Other assets				328	3,254	2,588
Total assets acquired				353,279	721,174	437,595
Deposits				285,775	425,771	437,299
Term debt				60,813	293,191
Other liabilities				254	2,212	296
Total liabilities assumed				346,842	721,174	437,595
Net assets acquired/bargain purchase gain	$ 6,437			$ 6,437

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Business Acquisition Purchase Price Allocation Covered Other Real Estate Owned

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Business Acquisition Purchase Price Allocation Deposits

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Business AcquisitionPurchase Price Allocation Mortgage Servicing Rights

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Business Acquisition Purchase Price Allocation Other Assets Acquired

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Business Acquisition Purchase Price Allocation Other Intangible Assets

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Business Acquisition Purchase Price Allocation Other Liabilities Assumed

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Business Combination Indemnification Asset

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The amount of acquisition cost of a business combination allocated to assets acquired.

+ References

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The amount of cash and cash equivalents acquired in a business combination.

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The amount of acquisition cost of a business combination allocated to marketable securities.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

+ References

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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The amount of acquisition cost of a business combination allocated to notes payables and long-term debt assumed from the acquired entity.

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The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

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In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

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Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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