REAL ESTATE OWNED, NET (REO Rollforward) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Real Estate Owned [Roll Forward]
Balance, beginning of period	$ 42,965	$ 100,872	$ 77,743
Additions from loan foreclosures	13,930	53,197	87,761
Additions from capitalized costs	300	4,404	4,006
Dispositions of REO	(40,965)	(99,070)	(51,651)
Gain (loss) on sale of REO	4,725	(1,374)	(1,891)
Valuation adjustments in the period	(5,177)	(15,064)	(15,096)
Balance, end of period	$ 15,778	$ 42,965	$ 100,872