Fair Value (Details 2) (Fair Value, Measurements, Nonrecurring [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Fair Value, Measurements, Nonrecurring [Member]
Assets measured at fair value on non-recurring basis
Non-performing loans receivable held-for-sale, net (1)	$ 296	$ (702)	$ 109	$ (667)
Impaired loans carried at fair value of collateral (2)	(669)	(4,463)	(1,585)	(9,523)
Real estate owned (3)	(427)	(1,251)	(739)	(2,033)
Total	$ (800)	$ (6,416)	$ (2,215)	$ (12,223)