Finance Receivables (Detail Textuals) (USD $)						12 Months Ended					12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Contracts	Mar. 31, 2012 Contracts	Mar. 31, 2011 Contracts	Mar. 31, 2013 Contracts Minimum	Mar. 31, 2013 Contracts Maximum	Mar. 31, 2013 Direct Loans	Mar. 31, 2012 Direct Loans	Mar. 31, 2011 Direct Loans	Mar. 31, 2013 Direct Loans Minimum	Mar. 31, 2013 Direct Loans Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Initial term of the indirect finance receivables						12 months	72 months
Initial term of the direct finance receivables											6 months	48 months
Weighted average interest rate of receivables			23.34%	23.58%				25.84%	26.14%
Finance receivables, net	$ 249,825,801	$ 241,253,430	$ 243,312,779	$ 236,719,874	$ 225,500,697			$ 6,513,022	$ 4,533,556	$ 3,581,892	$ 1,000	$ 9,000
Percentage of Direct loan to the total loan portfolio								2.00%