RESERVES FOR CREDIT LOSSES (Details) - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2016		Sep. 30, 2015	Sep. 30, 2016		Mar. 31, 2016
Activity in reserves for credit losses [Roll Forward]
Balance	$ 5,193		$ 5,623
Provision for credit losses	525		24
Write-offs and other	(31)		(119)
Balance	5,687		5,528
Reserve for credit losses [Abstract]
Ending balance: individually evaluated for impairment				$ 3,200		$ 3,200
Ending balance	5,193		5,623	5,687		5,193
Accounts Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	1,127		1,169
Provision for credit losses	76		46
Write-offs and other	(31)		(119)
Balance	1,172		1,096
Reserve for credit losses [Abstract]
Ending balance	1,127		1,169	1,172		1,127
Notes Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	3,381	[1]	3,573
Provision for credit losses	176		11
Write-offs and other	0		0
Balance	3,557	[1]	3,584
Reserve for credit losses [Abstract]
Ending balance: collectively evaluated for impairment				455		279
Ending balance: individually evaluated for impairment				3,102		3,102
Ending balance	3,557	[1]	3,573	3,557	[1]	3,381	[1]
Minimum payments [Abstract]
Ending balance: collectively evaluated for impairment				50,828		41,340
Ending balance: individually evaluated for impairment				3,102		3,102
Ending balance				53,930		44,442
Lease-Related Receivables [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	685	[1]	881
Provision for credit losses	273		(33)
Write-offs and other	0		0
Balance	958	[1]	848
Reserve for credit losses [Abstract]
Ending balance: collectively evaluated for impairment				808		562
Ending balance: individually evaluated for impairment				150		123
Ending balance	$ 685	[1]	$ 881	958	[1]	685	[1]
Minimum payments [Abstract]
Ending balance: collectively evaluated for impairment				81,228		66,161
Ending balance: individually evaluated for impairment				169		142
Ending balance				$ 81,397		$ 66,303

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