Fair Value Disclosures (Tables)

3 Months Ended

Jun. 30, 2013

Fair Value Disclosures [Abstract]

Assets and liabilities recorded at fair value on a recurring basis

	Fair Value Measurement Using							Fair
Description	Level 1		Level 2			Level 3		Value
Interest rate swap agreements:
June 30, 2013	$	—	$	328,407		$	—	$	328,407
March 31, 2013	$	—	$	(504,852	)	$	—	$	(504,852	)

Financial instruments not measured at fair value

	Fair Value Measurement Using						Fair
Description	Level 1		Level 2		Level 3		Value
Finance receivables:
June 30, 2013	$	—	$	—	$	255,257,992	$	255,257,992
March 31, 2013	$	—	$	—	$	249,825,801	$	249,825,801
Line of credit
June 30, 2013	$	—	$	126,021,510	$	—	$	126,021,510
March 31, 2013	$	—	$	125,500,000	$	—	$	125,500,000