Covered Assets and FDIC Indemnification Asset (Narrative) (Details) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011 Evergreen Bank [Member]	Dec. 31, 2010 Evergreen Bank [Member]	Jun. 30, 2011 Rainier Pacific Bank [Member]	Dec. 31, 2010 Rainier Pacific Bank [Member]	Jun. 30, 2011 Nevada Security Bank [Member]	Dec. 31, 2010 Nevada Security Bank [Member]
Range of risk rating for loans and leases, minimum		1
Range of risk rating for loans and leases, maximum		10
Allowance on covered loans			$ 0
Recaptured Provision On Covered Loans	1,000,000	1,100,000
Allowance on covered loans			0
Outstanding unpaid principal of covered loans				$ 242,100,000	$ 286,600,000	$ 447,500,000	$ 481,700,000	$ 283,200,000	$ 295,400,000