SECURITIES (Information On Securities With At Least One Rating) (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Rali 2004-Qs7 A3 [Member]
Schedule Of Available-For-Sale Securities [Line Items]
Committee On Uniform Securities Identification Procedures			76110HTX7
Other Than Temporary Impairment	$ 0	$ 359	$ 0
Par Balance			2,908
Amortized cost			2,891
Fair Value			2,979
Unrealized Gain(Loss)			$ 88
Debt Instrument, Credit Rating			BB+
Constant Default Rate 30 Days			5.67%
Constant Default Rate 90 Days			5.46%
Constant Default Rate 120 Days			3.38%
Credit Support			10.34%