Notes Payable (Details Narrative) (USD $) In Thousands, unless otherwise specified						6 Months Ended					6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2012 Alpha Class Notes	Dec. 31, 2011 Alpha Class Notes	May 31, 2007 Alpha Class Notes	Jun. 30, 2012 Class A Notes	Dec. 31, 2011 Class A Notes	May 04, 2011 Class A Notes	Jun. 03, 2010 Class A Notes	Apr. 30, 2008 Class A Notes	Jun. 30, 2012 Variable Series Notes	Jun. 30, 2012 Secured Investment Certificates
Registration of three series of Class A Notes					$ 75,000			$ 100,000	$ 100,000	$ 80,000
Minimum tangible adjusted net worth Required to be maintained			4,000			4,000
Maximum ceiling on aggregate unpaid balance if net worth requirement not met			100,000			100,000
Maximum ceiling on other debts			10,000			20,000
Notes outstanding	59,057	59,030	3,767	4,400		46,156	46,500					55
Notes interest rate description						Swap Index plus a rate spread of 1.7% to 2.5%					Swap Index plus a rate spread of 1.50% to 1.80%
Notes maturity period (in months)						Mar. 31, 2014					Mar. 31, 2009
Class A Notes, maximum issuable						$ 200,000
Collateral Outstanding												57.8