Fair Value Disclosures (Detail Textuals) (Finance receivables)	12 Months Ended
	Mar. 31, 2015
Contracts | Minimum
Financial Instruments Not Measured At Fair Value [Line Items]
Initial term of finance receivables	12 months
Contracts | Maximum
Financial Instruments Not Measured At Fair Value [Line Items]
Initial term of finance receivables	72 months
Direct Loans | Minimum
Financial Instruments Not Measured At Fair Value [Line Items]
Initial term of finance receivables	6 months
Direct Loans | Maximum
Financial Instruments Not Measured At Fair Value [Line Items]
Initial term of finance receivables	48 months