FINANCING RECEIVABLES AND OPERATING LEASES (Details) (USD $)	3 Months Ended			9 Months Ended
	Dec. 31, 2014		Dec. 31, 2013	Dec. 31, 2014		Dec. 31, 2013	Mar. 31, 2014		Mar. 31, 2013
Financing Receivable, Allowance for Credit Losses [Line Items]
Reserve for credit losses	$ (5,845,000)		$ (5,239,000)	$ (5,845,000)		$ (5,239,000)	$ (5,752,000)		$ (5,129,000)
Reported as [Abstract]
Estimated unguaranteed residual values for direct financing lease	3,728,000			3,728,000			3,034,000
Accumulated amortization of initial direct cost	606,000			606,000			525,000
Financing receivables and operating leases				81,200,000		72,300,000
Gain on sale of financing receivables	1,500,000		2,300,000	4,600,000		7,900,000
Fair value of assets received from sale	44,800,000		45,700,000	138,600,000		168,100,000
Investment in operating lease equipment - net [Abstract]
Cost of equipment under operating lease	34,455,000			34,455,000			40,513,000
Accumulated depreciation	(17,340,000)			(17,340,000)			(20,525,000)
Investment in operating lease equipment - net	17,115,000	[1]		17,115,000	[1]		19,988,000	[1]
Unguaranteed residual value of operating lease equipment net	4,189,000			4,189,000			5,610,000
Notes Receivables [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Minimum payments	66,190,000			66,190,000			43,707,000
Estimated unguaranteed residual value	0	[2]		0	[2]		0	[3]
Initial direct costs, net of amortization	433,000	[4]		433,000	[4]		354,000	[5]
Unearned income	0			0			0
Reserve for credit losses	(3,608,000)	[6]	(3,080,000)	(3,608,000)	[6]	(3,080,000)	(3,364,000)	[6]	(3,137,000)
Total, net	63,015,000			63,015,000			40,697,000
Reported as [Abstract]
Current	29,674,000			29,674,000			22,109,000
Long-term	33,341,000			33,341,000			18,588,000
Total, net	63,015,000			63,015,000			40,697,000
Lease-Related Receivables [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Minimum payments	83,047,000			83,047,000			81,551,000
Estimated unguaranteed residual value	8,435,000	[2]		8,435,000	[2]		8,275,000	[3]
Initial direct costs, net of amortization	547,000	[4]		547,000	[4]		537,000	[5]
Unearned income	(6,001,000)			(6,001,000)			(6,285,000)
Reserve for credit losses	(1,032,000)	[6]	(985,000)	(1,032,000)	[6]	(985,000)	(1,024,000)	[6]	(845,000)
Total, net	84,996,000			84,996,000			83,054,000
Reported as [Abstract]
Current	40,776,000			40,776,000			35,640,000
Long-term	44,220,000			44,220,000			47,414,000
Total, net	84,996,000			84,996,000			83,054,000
Financing Receivables [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Minimum payments	149,237,000			149,237,000			125,258,000
Estimated unguaranteed residual value	8,435,000	[2]		8,435,000	[2]		8,275,000	[3]
Initial direct costs, net of amortization	980,000	[4]		980,000	[4]		891,000	[5]
Unearned income	(6,001,000)			(6,001,000)			(6,285,000)
Reserve for credit losses	(4,640,000)	[6]		(4,640,000)	[6]		(4,388,000)	[6]
Total, net	148,011,000			148,011,000			123,751,000
Reported as [Abstract]
Current	70,450,000			70,450,000			57,749,000
Long-term	77,561,000			77,561,000			66,002,000
Total, net	$ 148,011,000			$ 148,011,000			$ 123,751,000

[1] These totals include estimated unguaranteed residual values of $4,189 thousand and $5,610 thousand as of December 31, 2014 and March 31, 2014, respectively.

[2] Includes estimated unguaranteed residual values of $3,728 thousand for direct financing leases, which have been sold and accounted for as sales under ASC Topic 860, Transfers and Servicing

[3] Includes estimated unguaranteed residual values of $3,034 thousand for direct financing leases which have been sold and accounted for as sales under ASC Topic 860, Transfers and Servicing.

[4] Initial direct costs are shown net of amortization of $606 thousand.

[5] Initial direct costs are shown net of amortization of $525 thousand.

[6] For details on reserve for credit losses, refer to Note 4, "Reserves for Credit Losses."