Fair Value Disclosures (Tables)

6 Months Ended

Sep. 30, 2014

Fair Value Disclosures [Abstract]

Schedule of assets and liabilities recorded at fair value on a recurring basis

	Fair Value Measurement Using
Description	Level 1		Level 2		Level 3		Fair Value
Interest rate swap agreements:
September 30, 2014 – assets:	$	—	$	222,724	$	—	$	222,724
March 31, 2014 – assets:	$	—	$	183,603	$	—	$	183,603

Schedule of financial instruments not measured at fair value

	Fair Value Measurement Using
Description	Level 1		Level 2		Level 3		Fair Value
Finance receivables:
September 30, 2014	$	—	$	—	$	279,182,000	$	279,182,000
March 31, 2014	$	—	$	—	$	269,344,000	$	269,344,000
Line of credit:
September 30, 2014	$	—	$	132,000,000	$	—	$	132,000,000
March 31, 2014	$	—	$	127,900,000	$	—	$	127,900,000