ACCOUNTS RECEIVABLE - Summary of Orion' s allowance for credit losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Receivables [Abstract]
Beginning of period	$ (107)	$ (272)	$ (72)	$ (86)
Credit loss expense	(15)	0	(55)	(190)
Write-off	56	0	61	4
End of period	$ (66)	$ (272)	$ (66)	$ (272)