Fair Value Measurements (Details 5) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2013 Non-recurring basis	Mar. 31, 2012 Non-recurring basis	Mar. 31, 2012 Non-recurring basis Finance receivables held for sale	Mar. 31, 2013 Non-recurring basis Real estate owned	Mar. 31, 2012 Non-recurring basis Real estate owned	Mar. 31, 2013 Non-recurring basis Commercial mortgage loans	Mar. 31, 2012 Non-recurring basis Commercial mortgage loans	Mar. 31, 2013 Non-recurring basis Fair Value Measurements Using Level 3	Dec. 31, 2012 Non-recurring basis Fair Value Measurements Using Level 3	Mar. 31, 2013 Non-recurring basis Fair Value Measurements Using Level 3 Real estate owned	Dec. 31, 2012 Non-recurring basis Fair Value Measurements Using Level 3 Real estate owned	Mar. 31, 2013 Non-recurring basis Fair Value Measurements Using Level 3 Commercial mortgage loans	Dec. 31, 2012 Non-recurring basis Fair Value Measurements Using Level 3 Commercial mortgage loans	Mar. 31, 2013 Non-recurring basis Total	Dec. 31, 2012 Non-recurring basis Total	Mar. 31, 2013 Non-recurring basis Total Real estate owned	Dec. 31, 2012 Non-recurring basis Total Real estate owned	Mar. 31, 2013 Non-recurring basis Total Commercial mortgage loans	Dec. 31, 2012 Non-recurring basis Total Commercial mortgage loans
Assets measured at fair value on a non-recurring basis
Assets at fair value									$ 101,821	$ 117,416	$ 82,803	$ 98,379	$ 19,018	$ 19,037	$ 101,821	$ 117,416	$ 82,803	$ 98,379	$ 19,018	$ 19,037
Impairment Charges					7,880	13,324
Impairment Charges				1,371
Impairment Charges	$ 4,994	$ 7,752	$ 15,561				$ (128)	$ 866