Lithium Extraction Technology Asset Purchase and Intangible Assets - Schedule of Estimated Useful Life of Intangible Assets (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
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| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Assets | $ 9,287 | $ 9,287 |
| Accumulated Amortization | (7,366) | (7,097) |
| Finite-Lived Intangible Assets, Net, Total | 1,921 | 2,190 |
| Intellectual property | ||
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Assets | 9,276 | 9,276 |
| Accumulated Amortization | (7,364) | (7,095) |
| Finite-Lived Intangible Assets, Net, Total | $ 1,912 | $ 2,181 |
| Weighted Average Remaining Life (Years) | 1 year 9 months 18 days | 2 years |
| Patents | ||
| Intangible Asset, Finite-Lived [Line Items] | ||
| Gross Assets | $ 11 | $ 11 |
| Accumulated Amortization | (2) | (2) |
| Finite-Lived Intangible Assets, Net, Total | $ 9 | $ 9 |
| Weighted Average Remaining Life (Years) | 15 years 6 months | 15 years 8 months 12 days |
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- Definition Weighted-average period of amortization for finite-lived intangible asset acquired in business combination, asset acquisition, and from joint venture formation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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