Covered Assets and Indemnification Asset (Major Types Of Covered Loans) (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012	Dec. 31, 2011
Major Type Of Covered Loans [Line Items]
Recaptured provision on covered loans	$ 1,700,000	$ 1,900,000
Loans and Leases Receivable, Gross, Carrying Amount, Covered	468,081,000	605,814,000	495,353,000
Allowance for covered loans	(18,221,000)	(12,635,000)	(18,275,000)	(14,320,000)
Total	449,860,000		477,078,000
Commercial Real Estate [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	378,471,000	487,859,000
Allowance for covered loans	(12,374,000)	(8,298,000)	(12,129,000)	(8,939,000)
Term & Multifamily [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	358,677,000		378,009,000
Total	350,323,000		369,339,000
Construction & Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	10,409,000		11,711,000
Total	8,076,000		9,688,000
Residential Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	9,385,000		9,794,000
Total	7,699,000		8,358,000
Commercial [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	36,022,000	51,791,000
Allowance for covered loans	(4,867,000)	(3,275,000)	(4,980,000)	(3,964,000)
Term [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	21,340,000		23,524,000
Total	17,584,000		19,428,000
LOC & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	14,682,000		14,997,000
Total	13,571,000		14,113,000
Residential [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	48,304,000	58,952,000
Allowance for covered loans	(685,000)	(740,000)	(804,000)	(991,000)
Mortgage [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	25,946,000		27,825,000
Total	25,741,000		27,596,000
Home Equity Loans & Lines [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	22,358,000		23,442,000
Total	21,877,000		22,867,000
Consumer & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	5,284,000	7,212,000	6,051,000
Allowance for covered loans	(295,000)	(322,000)	(362,000)	(426,000)
Total	4,989,000		5,689,000
Evergreen Bank [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	97,740,000		105,895,000
Evergreen Bank [Member] | Term & Multifamily [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	68,604,000		72,888,000
Evergreen Bank [Member] | Construction & Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	3,792,000		4,941,000
Evergreen Bank [Member] | Residential Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	3,873,000		3,840,000
Evergreen Bank [Member] | Term [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	8,626,000		9,961,000
Evergreen Bank [Member] | LOC & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	4,461,000		4,984,000
Evergreen Bank [Member] | Mortgage [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	3,510,000		3,948,000
Evergreen Bank [Member] | Home Equity Loans & Lines [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	3,387,000		3,478,000
Evergreen Bank [Member] | Consumer & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	1,487,000		1,855,000
Rainier Pacific Bank [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	240,738,000		253,013,000
Rainier Pacific Bank [Member] | Term & Multifamily [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	190,245,000		199,685,000
Rainier Pacific Bank [Member] | Construction & Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	614,000		637,000
Rainier Pacific Bank [Member] | Residential Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	0		0
Rainier Pacific Bank [Member] | Term [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	1,503,000		2,230,000
Rainier Pacific Bank [Member] | LOC & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	7,484,000		7,081,000
Rainier Pacific Bank [Member] | Mortgage [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	20,629,000		22,059,000
Rainier Pacific Bank [Member] | Home Equity Loans & Lines [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	16,494,000		17,178,000
Rainier Pacific Bank [Member] | Consumer & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	3,769,000		4,143,000
Nevada Security Bank [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	129,603,000		136,445,000
Nevada Security Bank [Member] | Term & Multifamily [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	99,828,000		105,436,000
Nevada Security Bank [Member] | Construction & Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	6,003,000		6,133,000
Nevada Security Bank [Member] | Residential Development [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	5,512,000		5,954,000
Nevada Security Bank [Member] | Term [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	11,211,000		11,333,000
Nevada Security Bank [Member] | LOC & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	2,737,000		2,932,000
Nevada Security Bank [Member] | Mortgage [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	1,807,000		1,818,000
Nevada Security Bank [Member] | Home Equity Loans & Lines [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	2,477,000		2,786,000
Nevada Security Bank [Member] | Consumer & Other [Member]
Major Type Of Covered Loans [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered	$ 28,000		$ 53,000