FINANCING RECEIVABLES AND OPERATING LEASES (Details) - USD ($) $ in Thousands		12 Months Ended
		Mar. 31, 2019		Mar. 31, 2018		Mar. 31, 2017
Financing Receivables [Abstract]
Reserve for credit losses		$ (2,614)		$ (2,664)		$ (5,392)
Reported as [Abstract]
Current		63,767		69,936
Estimated unguaranteed residual values for direct financing lease		8,996		6,004
Accumulated amortization of initial direct cost		275		341
Collateral for non-recourse notes payable - Financing receivables		50,200		52,000
Collateral for non-recourse notes payable - Operating leases		7,800		5,300
Gain on sale of financing receivables		9,100		6,800		8,100
Proceeds from sale of financing receivables		276,100		267,300		339,400
Deferred revenue for servicing obligation		400		500
Future scheduled minimum lease payments [Abstract]
Year ending March 31, 2019		37,223
2020		17,382
2021		7,469
2022		1,960
2023 and thereafter		167
Total		64,201
Investment in operating lease equipment - net [Abstract]
Cost of equipment under operating leases		21,532		15,683
Accumulated depreciation		(10,139)		(8,729)
Investment in operating lease equipment - net	[1]	11,393		6,954
Unguaranteed residual value of operating lease equipment net		2,906		1,921
Maximum potential future payments related guarantees		400
Future scheduled minimum lease rental payments [Abstract]
Year ending March 31, 2019		4,490
2020		2,728
2021		1,497
2022		1,315
2023 and thereafter		443
Total		10,473
Notes Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		40,563		62,992
Estimated unguaranteed residual value		0	[2]	0	[3]
Initial direct costs, net of amortization		377	[4]	375	[5]
Unearned income		0		0
Reserve for credit losses		(505)	[6]	(486)	[6]	(3,434)
Total, net		40,435		62,881	[6]
Reported as [Abstract]
Current		30,852		39,993
Long-term		9,583		22,888
Total, net		40,435		62,881	[6]
Lease-Related Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		64,201		65,943
Estimated unguaranteed residual value		14,639	[2]	11,226	[3]
Initial direct costs, net of amortization		332	[4]	334	[5]
Unearned income		(7,671)		(8,251)
Reserve for credit losses		(530)	[6]	(640)	[6]	$ (679)
Total, net		70,971		68,612	[6]
Reported as [Abstract]
Current		32,914		29,943
Long-term		38,057		38,669
Total, net		70,971		68,612	[6]
Total Financing Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		104,764		128,935
Estimated unguaranteed residual value		14,639	[2]	11,226	[3]
Initial direct costs, net of amortization		709	[4]	709	[5]
Unearned income		(7,671)		(8,251)
Reserve for credit losses	[6]	(1,035)		(1,126)
Total, net		111,406		131,493	[6]
Reported as [Abstract]
Current		63,766		69,936
Long-term		47,640		61,557
Total, net		$ 111,406		$ 131,493	[6]

[1] Amounts include estimated unguaranteed residual values of $2,906 thousand and $1,921 thousand as of March 31, 2019 and 2018, respectively.

[2] Includes estimated unguaranteed residual values of $8,996 thousand for direct financing leases, which have been accounted for as sales under Codification Topic Transfers and Servicing.

[3] Includes estimated unguaranteed residual values of $6,004 thousand for direct financing leases, which have been accounted for as sales under Codification Topic Transfers and Servicing.

[4] Initial direct costs are shown net of amortization of $275 thousand.

[5] Initial direct costs are shown net of amortization of $341 thousand.

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