Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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4. BALANCE SHEET DETAIL - Property and equipment, net (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Mar. 31, 2025
Property and equipment, net:
Property and equipment, gross	$ 23,500,000		$ 23,500,000		$ 23,188,000
Less: Accumulated depreciation	(22,564,000)		(22,564,000)		(22,380,000)
Total property and equipment, net	936,000		936,000		808,000
Depreciation	95,000	$ 102,000	185,000	$ 236,000
Computer and other equipment
Property and equipment, net:
Property and equipment, gross	18,045,000		18,045,000		17,733,000
Software
Property and equipment, net:
Property and equipment, gross	4,426,000		4,426,000		4,426,000
Furniture and fixtures
Property and equipment, net:
Property and equipment, gross	102,000		102,000		102,000
Leasehold improvements
Property and equipment, net:
Property and equipment, gross	$ 927,000		$ 927,000		$ 927,000