The number of customers that are reflected in the stated concentration of risk.

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Represents about concentration risk threshold percentage.

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No definition available.

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The number of principal operations of the entity that are located near geologic fault lines.

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The number of subsidiaries owned by the entity.

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No definition available.

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- Definition

Amount of direct write-downs of accounts receivable charged against the allowance.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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No definition available.

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No definition available.

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- Definition

Lease term for sale and leaseback transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller.

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Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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1. THE COMPANY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands		12 Months Ended
	Jun. 06, 2024	Mar. 31, 2025 USD ($) item customer subsidiary facility	Mar. 31, 2024 USD ($) customer	Mar. 31, 2023 USD ($) customer
Basis of consolidation and risks and uncertainties
Number of subsidiaries \| subsidiary		4
Number of principal operations near fault lines \| facility		2
Allowance for doubtful accounts receivable write offs \| $		$ 0	$ 0	$ 0
Number of reporting units \| item		1
Lease term	10 years
Sale and lease back transaction net book value \| $			$ 5,600
Accounts Receivable
Basis of consolidation and risks and uncertainties
Number of customers \| customer		2	3
Accounts Receivable \| Customer Concentration Risk \| Major Customer One
Basis of consolidation and risks and uncertainties
Percentage attributable to customers		56.00%	46.00%
Accounts Receivable \| Customer Concentration Risk \| Major Customer Two
Basis of consolidation and risks and uncertainties
Percentage attributable to customers		29.00%	18.00%
Accounts Receivable \| Customer Concentration Risk \| Major Customer Three
Basis of consolidation and risks and uncertainties
Percentage attributable to customers			14.00%
Sales Revenue, Net
Basis of consolidation and risks and uncertainties
Number of customers \| customer		2	2	3
Sales Revenue, Net \| Customer Concentration Risk \| Major Customer One
Basis of consolidation and risks and uncertainties
Percentage attributable to customers		50.00%	51.00%	48.00%
Sales Revenue, Net \| Customer Concentration Risk \| Major Customer Two
Basis of consolidation and risks and uncertainties
Percentage attributable to customers		23.00%	14.00%	17.00%
Sales Revenue, Net \| Customer Concentration Risk \| Major Customer Three
Basis of consolidation and risks and uncertainties
Percentage attributable to customers				10.00%