REAL ESTATE OWNED, NET (REO by Type and Geographic Location by State) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Real Estate Owned [Line Items]
Total REO	$ 15,778	$ 42,965	$ 100,872	$ 77,743
Percent of total REO	100.00%
Washington [Member]
Real Estate Owned [Line Items]
Total REO	5,795
Percent of total REO	36.70%
Oregon [Member]
Real Estate Owned [Line Items]
Total REO	9,537
Percent of total REO	60.50%
Idaho [Member]
Real Estate Owned [Line Items]
Total REO	446
Percent of total REO	2.80%
Commercial real estate [Member]
Real Estate Owned [Line Items]
Total REO	589
Commercial real estate [Member] | Washington [Member]
Real Estate Owned [Line Items]
Total REO	390
Commercial real estate [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Total REO	0
Commercial real estate [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Total REO	199
Land development- commercial [Member]
Real Estate Owned [Line Items]
Total REO	177
Land development- commercial [Member] | Washington [Member]
Real Estate Owned [Line Items]
Total REO	0
Land development- commercial [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Total REO	0
Land development- commercial [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Total REO	177
Land development- residential [Member]
Real Estate Owned [Line Items]
Total REO	9,682
Land development- residential [Member] | Washington [Member]
Real Estate Owned [Line Items]
Total REO	3,174
Land development- residential [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Total REO	6,438
Land development- residential [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Total REO	70
Agricultural land [Member]
Real Estate Owned [Line Items]
Total REO	365
Agricultural land [Member] | Washington [Member]
Real Estate Owned [Line Items]
Total REO	365
Agricultural land [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Total REO	0
Agricultural land [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Total REO	0
One- to four-family real estate [Member]
Real Estate Owned [Line Items]
Total REO	4,965
One- to four-family real estate [Member] | Washington [Member]
Real Estate Owned [Line Items]
Total REO	1,866
One- to four-family real estate [Member] | Oregon [Member]
Real Estate Owned [Line Items]
Total REO	3,099
One- to four-family real estate [Member] | Idaho [Member]
Real Estate Owned [Line Items]
Total REO	$ 0