11. RELATED PARTY TRANSACTION (Details) - USD ($)	6 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022
Related Party Transaction [Line Items]
Amount owed to WNC	$ 83,000		$ 32,000
Non-Recurring Engineering Services \| Wistron Neweb Corp
Related Party Transaction [Line Items]
Non-recurring engineering service expense	$ 197,000	$ 80,000

Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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