GOODWILL AND OTHER INTANGIBLE ASSETS (Summary of Amortization Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 653	$ 227	$ 290
Cost of product revenue [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	107	183	175
Cost of product revenue [Member] | Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	107	183	175
Operating Expenses [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	546	44	115
Operating Expenses [Member] | Customer relationships
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	296	27	47
Operating Expenses [Member] | Vendor relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	183	0	0
Operating Expenses [Member] | Developed technology [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	0	11	68
Operating Expenses [Member] | Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 67	$ 6	$ 0