Covered Assets And Indemnification Asset (Number Of Loans And Acquired Unpaid Principal Balance) (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended
	Jan. 22, 2010 Evergreen Bank [Member]	Feb. 26, 2010 Rainier Pacific Bank [Member]	Jun. 18, 2010 Nevada Security Bank [Member]	Jan. 22, 2010 Performing Loans [Member] Evergreen Bank [Member]	Feb. 26, 2010 Performing Loans [Member] Rainier Pacific Bank [Member]	Jun. 18, 2010 Performing Loans [Member] Nevada Security Bank [Member]	Jan. 22, 2010 Non-Performing Loans [Member] Evergreen Bank [Member]	Feb. 26, 2010 Non-Performing Loans [Member] Rainier Pacific Bank [Member]	Jun. 18, 2010 Non-Performing Loans [Member] Nevada Security Bank [Member]
Number of Pools	23	29	28	15	19	19	8	10	9
Number of Loans	1,390	3,686	508	1,263	3,647	402	127	39	106
Acquired Unpaid Principal Balance	$ 368.5	$ 561.4	$ 327.6	$ 247.9	$ 516.9	$ 224.2	$ 120.6	$ 44.5	$ 103.4