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1. Summary of Significant Accounting Policies (Details Narrative) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Unrestricted cash balance	$ 17,859	$ 22,112	$ 12,966	$ 10,094
Other assets	23,847us-gaap_OtherAssetsNoncurrent	21,481us-gaap_OtherAssetsNoncurrent
Incremental shares excluded from EPS calculation	4,500,000	2,100,000	979,000
Gain on cancellation of debt	0	10,947	0
Repossessed Vehicles
Other assets	$ 10,400	$ 10,000
CPS Leasing, Inc.
Ownership percentage in subsidiary	80.00%
Dealer concentration \| Geographic Concentration \| TEXAS
Concentration percentage	10.00%	10.00%
Dealer concentration \| Geographic Concentration \| CALIFORNIA
Concentration percentage	8.70%	10.60%
Dealer concentration \| Geographic Concentration \| OHIO
Concentration percentage	5.70%	4.80%
Dealer concentration \| Geographic Concentration \| NEW JERSEY
Concentration percentage	5.10%	5.10%
Dealer concentration \| Geographic Concentration \| FLORIDA
Concentration percentage	5.00%	4.60%
Dealer concentration \| Geographic Concentration \| PENNSLYVANIA
Concentration percentage	4.80%	6.00%