ALLOWANCE FOR CREDIT LOSSES, Activity (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2020		Jun. 30, 2019
Activity in reserves for credit losses [Roll Forward]
Balance	$ 3,189		$ 2,614
Provision for credit losses	787		281
Write-offs and other	0		(6)
Balance	3,976		2,889
Accounts Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	1,781		1,579
Provision for credit losses	329		281
Write-offs and other	0		(3)
Balance	2,110		1,857
Notes Receivable [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	798	[1]	505
Provision for credit losses	341		16
Write-offs and other	0		(1)
Balance	1,139	[1]	520
Lease Receivables [Member]
Activity in reserves for credit losses [Roll Forward]
Balance	610	[1]	530
Provision for credit losses	117		(16)
Write-offs and other	0		(2)
Balance	$ 727	[1]	$ 512

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