Covered Assets and Indemnification Asset (Changes In Accretable Yield In Acquired Loans) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Certain Loans Acquired [Roll Forward]
Balance, beginning of period	$ 183,388	$ 237,834
Accretion to interest income	(14,197)	(16,858)
Disposals	(2,930)	(5,364)
Reclassifications (to)/from nonaccretable difference	3,359	10,504
Balance, end of period	169,620	226,116
Evergreen Bank [Member]
Certain Loans Acquired [Roll Forward]
Balance, beginning of period	34,567	56,479
Accretion to interest income	(4,139)	(4,235)
Disposals	(236)	(1,097)
Reclassifications (to)/from nonaccretable difference	1,412	2,323
Balance, end of period	31,604	53,470
Rainier Pacific Bank [Member]
Certain Loans Acquired [Roll Forward]
Balance, beginning of period	102,468	120,334
Accretion to interest income	(5,864)	(7,709)
Disposals	(1,363)	(3,997)
Reclassifications (to)/from nonaccretable difference	142	4,217
Balance, end of period	95,383	112,845
Nevada Security Bank [Member]
Certain Loans Acquired [Roll Forward]
Balance, beginning of period	46,353	61,021
Accretion to interest income	(4,194)	(4,914)
Disposals	(1,331)	(270)
Reclassifications (to)/from nonaccretable difference	1,805	3,964
Balance, end of period	$ 42,633	$ 59,801