RESERVES FOR CREDIT LOSSES (Details) (USD $)	3 Months Ended
	Jun. 30, 2014		Jun. 30, 2013	Mar. 31, 2014
Activity in reserves for credit losses [Roll Forward]
Balance	$ 5,752,000		$ 5,129,000
Provision for bad debts	120,000		(67,000)
Write-offs, net of recoveries	(47,000)		(88,000)
Balance	5,825,000		4,974,000
Reserve for credit losses: [Abstract]
Ending balance: individually evaluated for impairment	4,000,000
Accounts Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	1,364,000		1,147,000
Provision for bad debts	(73,000)		18,000
Write-offs, net of recoveries	(47,000)		(88,000)
Balance	1,244,000		1,077,000
Notes Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	3,364,000	[1]	3,137,000
Provision for bad debts	199,000		31,000
Write-offs, net of recoveries	0		0
Balance	3,563,000	[1]	3,168,000
Reserve for credit losses: [Abstract]
Ending balance: collectively evaluated for impairment	443,000			265,000
Ending balance: individually evaluated for impairment	3,120,000			3,099,000
Minimum lease payments: [Abstract]
Ending balance: collectively evaluated for impairment	56,891,000			39,869,000
Ending balance: individually evaluated for impairment	3,529,000			3,838,000
Ending balance	60,420,000			43,707,000
Lease-Related Receivables [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	1,024,000	[1]	845,000
Provision for bad debts	(6,000)		(116,000)
Write-offs, net of recoveries	0		0
Balance	1,018,000	[1]	729,000
Reserve for credit losses: [Abstract]
Ending balance: collectively evaluated for impairment	821,000			852,000
Ending balance: individually evaluated for impairment	197,000			172,000
Minimum lease payments: [Abstract]
Ending balance: collectively evaluated for impairment	79,647,000			81,114,000
Ending balance: individually evaluated for impairment	530,000			437,000
Ending balance	80,177,000			81,551,000
Customer [Member]
Activity in reserves for credit losses [Roll Forward]
Balance				3,100,000
Balance	3,200,000			3,100,000
Reserve for credit losses: [Abstract]
Ending balance: individually evaluated for impairment	3,300,000
Minimum lease payments: [Abstract]
Notes Receivable	$ 3,300,000			$ 3,400,000

[1] For details on reserve for credit losses, refer to Note 4, “Reserves for Credit Losses.”