Changes in Level 3 Assets Measured at Fair Value on a Recurring Basis (Details) - Retained Interest [Member] - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 1,900,000	$ 2,531,000
Gain (loss) Included in Earnings	2,962,000	3,815,000
Collections	(3,738,000)	(4,446,000)
Ending Balance	$ 1,124,000	$ 1,900,000