ACCOUNTS RECEIVABLE, NET - Summary of Orion' s allowance for credit losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Receivables [Abstract]
Beginning of period	$ (272)	$ (18)	$ (86)	$ (8)
Credit loss expense	0	(23)	(190)	(33)
Write-off	0	0	4	0
End of period	$ (272)	$ (41)	$ (272)	$ (41)