Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Oct. 07, 2011
Allowance for credit losses	$ 2,427	$ 2,423
Amounts pledged	518,123	586,625
Net accumulated depreciation	103,547	97,118
Net Deferred Tax Assets	68,622	69,805
Notes Receivable, Net Accumulated Amortization	42,211	54,465
Notes Receivable, Net Allowance for Uncollectibles	$ 8,606	$ 9,718
Class A Stock
Common stock, authorized	50,000,000	50,000,000
Common stock, shares issued	13,530,688	13,377,967		13,572,265
Common stock, shares outstanding	13,530,688	13,377,967	13,508,318
Common stock, par value	$ 0.001	$ 0.001
Class B Stock
Common stock, authorized	99,680
Common stock, shares issued	99,680	99,680
Common stock, shares outstanding	99,680	99,680
Common stock, par value	$ 0.001	$ 0.001