INVESTMENT IN LEASES AND LEASED EQUIPMENT-NET (Details) (USD $)	3 Months Ended			6 Months Ended
	Sep. 30, 2012		Sep. 30, 2011	Sep. 30, 2012		Sep. 30, 2011	Mar. 31, 2012		Mar. 31, 2011
Investment in leases and leased equipment - net [Abstract]
Investment in direct financing and sales-type leases-net	$ 90,711,000			$ 90,711,000			$ 95,460,000
Investment in operating lease equipment-net	21,669,000	[1]		21,669,000	[1]		20,514,000	[1]
Investment in leases and leased equipment-net	112,380,000			112,380,000			115,974,000
INVESTMENT IN DIRECT FINANCING AND SALES-TYPE LEASES-NET [Abstract]
Minimum lease payments	93,646,000			93,646,000			99,747,000
Estimated unguaranteed residual value	7,319,000	[2]		7,319,000	[2]		6,917,000	[2]
Initial direct costs, net of amortization	746,000	[3]		746,000	[3]		797,000	[3]
Less: Unearned lease income	(9,648,000)			(9,648,000)			(10,665,000)
Less: Reserve for credit losses	(5,485,000)		(2,652,000)	(5,485,000)		(2,652,000)	(5,606,000)		(2,771,000)
Investment in direct financing and sales-type leases-net	90,711,000			90,711,000			95,460,000
Estimated unguaranteed residual values for direct financing lease	2,222,000			2,222,000			1,700,000
Accumulated amortization of initial direct cost	618,000			618,000			512,000
Gain (Loss) on sale of financing receivables	500,000		900,000	1,700,000		1,000,000
Proceeds from sale of financing receivables	12,600,000		42,000,000	43,400,000		24,600,000
INVESTMENT IN OPERATING LEASE EQUIPMENT-NET [Abstract]
Cost of equipment under operating lease	46,775,000			46,775,000			44,487,000
Less: Accumulated depreciation and amortization	(25,106,000)			(25,106,000)			(23,973,000)
Investment in operating lease equipment-net	21,669,000	[1]		21,669,000	[1]		20,514,000	[1]
Unguaranteed residual value of operating lease equipment net	7,918,000			7,918,000			7,802,000
Finance Leases Financing Receivable [Member]
INVESTMENT IN DIRECT FINANCING AND SALES-TYPE LEASES-NET [Abstract]
Less: Reserve for credit losses	$ (1,352,000)	[4]		$ (1,352,000)	[4]		$ (1,336,000)	[4]

[1] Includes estimated unguaranteed residual values of $7,918 thousand and $7,802 thousand as of September 30, 2012 and March 31, 2012, respectively, for operating leases.

[2] Includes estimated unguaranteed residual values of $2,222 thousand and $1,700 thousand as of September 30, 2012 and March 31, 2012, respectively, for direct financing leases which have been sold and accounted for as sales under Codification Topic, Transfers and Servicing.

[3] Initial direct costs are shown net of amortization of $618 thousand and $512 thousand as of September 30, 2012 and March 31, 2012, respectively.

[4] For details on reserve for credit losses, refer to Note 5, "Reserves for Credit Losses."