REAL ESTATE OWNED, NET (REO by Type and Geographic Location by State) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Dec. 31, 2010
Real Estate Owned [Line Items]
Real Estate Owned, Net	$ 20,356	$ 25,816	$ 42,965	$ 66,459	$ 71,205	$ 100,872
Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	11,280
Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	8,426
Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	650
Commercial real estate [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	1,146
Commercial real estate [Member] | Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	948
Commercial real estate [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	0
Commercial real estate [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	198
One-to four-family construction [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	90
One-to four-family construction [Member] | Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	90
One-to four-family construction [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	0
One-to four-family construction [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	0
Land development- commercial [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	2,414
Land development- commercial [Member] | Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	2,219
Land development- commercial [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	0
Land development- commercial [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	195
Land development-residential [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	9,924
Land development-residential [Member] | Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	3,629
Land development-residential [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	6,038
Land development-residential [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	257
One- to four-family real estate [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	6,782
One- to four-family real estate [Member] | Washington [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	4,394
One- to four-family real estate [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	2,388
One- to four-family real estate [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Real Estate Owned, Net	$ 0