FINANCING RECEIVABLES AND OPERATING LEASES (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Sep. 30, 2022		Sep. 30, 2021	Sep. 30, 2022		Sep. 30, 2021	Mar. 31, 2022		Mar. 31, 2021
Profit Recognized for Sales-type Leases [Abstract]
Net sales		$ 4,506		$ 5,962	$ 9,489		$ 9,779
Cost of sales		3,769		4,926	7,836		8,291
Gross profit		737		1,036	1,653		1,488
Interest Income on Sales-type Leases [Abstract]
Interest income on sales-type leases		819		1,000	1,680		2,290
Lease income on operating leases		4,659		6,634	9,241		11,844
Financing Receivables [Abstract]
Unguaranteed residual value		4,830			4,830			$ 6,424
Allowance for credit losses		(5,466)		(4,475)	(5,466)		(4,475)	(3,800)		$ (4,447)
Reported as [Abstract]
Current		65,010			65,010			61,492
Unguaranteed residual value for sales-type leases		4,830			4,830			6,424
Investment in operating lease equipment - net [Abstract]
Cost of equipment under operating leases		14,121			14,121			13,044
Accumulated depreciation		(9,752)			(9,752)			(7,985)
Investment in operating lease equipment - net	[1]	4,369			4,369			5,059
Unguaranteed residual value of operating lease equipment net		1,800			1,800			1,700
Collateral for non-recourse notes payable - Finance receivables		20,200			20,200			21,100
Operating leases		1,700			1,700			2,000
Gain on sale of financing receivables		8,100		10,100	9,900		13,300
Proceeds from sale of financing receivables		376,400		615,000	428,900		690,300
Contract liabilities - servicing of financial assets		500			500			500
Notes Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		89,717			89,717			80,517
Unguaranteed residual value		0	[2]		0	[2]		0	[3]
Unearned income		(5,795)			(5,795)			(2,728)
Allowance for credit losses		(976)	[4]	(1,687)	(976)	[4]	(1,687)	(708)	[4]	(1,212)
Total, net		82,946			82,946			77,081
Reported as [Abstract]
Current		45,443			45,443			45,415
Long-term		37,503			37,503			31,666
Total, net		82,946			82,946			77,081
Lease Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		50,714			50,714			38,788
Unguaranteed residual value		8,385	[2]		8,385	[2]		9,141	[3]
Unearned income		(5,104)			(5,104)			(3,604)
Allowance for credit losses		(1,207)	[4]	$ (672)	(1,207)	[4]	$ (672)	(681)	[4]	$ (1,171)
Total, net		52,788			52,788			43,644
Reported as [Abstract]
Current		19,567			19,567			16,077
Long-term		33,221			33,221			27,567
Total, net		52,788			52,788			43,644
Financing Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		140,431			140,431			119,305
Unguaranteed residual value		8,385	[2]		8,385	[2]		9,141	[3]
Unearned income		(10,899)			(10,899)			(6,332)
Allowance for credit losses	[4]	(2,183)			(2,183)			(1,389)
Total, net		135,734			135,734			120,725
Reported as [Abstract]
Current		65,010			65,010			61,492
Long-term		70,724			70,724			59,233
Total, net		$ 135,734			$ 135,734			$ 120,725

[1] Amounts include estimated unguaranteed residual values of $1.8 million and $1.7 million as of September 30, 2022, and March 31, 2022, respectively.

[2] Includes unguaranteed residual values of $4,830 thousand that we retained after selling the related lease receivable.

[3] Includes unguaranteed residual values of $6,424 thousand that we retained after selling the related lease receivable.

[4] Refer to Note 7, “Allowance for Credit Losses” for details.