8. LEASES - Other information (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 436	$ 673
Right-of-use assets obtained in exchange for lease obligations - Operating leases	$ 585	$ 658
Weighted-average remaining lease term (years) - Operating leases	1 year 8 months 12 days	2 years 1 month 6 days
Weighted-average discount rate - Operating leases	4.25%	4.70%

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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