Covered Assets and FDIC Indemnification (Number Of Loans And Acquired Unpaid Principal Balance) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2011
Evergreen Bank [Member] | Performing Loans [Member]
Number of Pools	15
Number of Loans	1,263
Acquired Unpaid Principal Balance	$ 247.9
Rainier Pacific Bank [Member] | Performing Loans [Member]
Number of Pools	19
Number of Loans	3,647
Acquired Unpaid Principal Balance	516.9
Nevada Security Bank [Member] | Performing Loans [Member]
Number of Pools	19
Number of Loans	402
Acquired Unpaid Principal Balance	224.2
Evergreen Bank [Member] | Non Performing Loans [Member]
Number of Pools	8
Number of Loans	127
Acquired Unpaid Principal Balance	120.6
Rainier Pacific Bank [Member] | Non Performing Loans [Member]
Number of Pools	10
Number of Loans	39
Acquired Unpaid Principal Balance	44.5
Nevada Security Bank [Member] | Non Performing Loans [Member]
Number of Pools	9
Number of Loans	106
Acquired Unpaid Principal Balance	103.4
Evergreen Bank [Member]
Number of Pools	23
Number of Loans	1,390
Acquired Unpaid Principal Balance	368.5
Rainier Pacific Bank [Member]
Number of Pools	29
Number of Loans	3,686
Acquired Unpaid Principal Balance	561.4
Nevada Security Bank [Member]
Number of Pools	28
Number of Loans	508
Acquired Unpaid Principal Balance	$ 327.6