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Business Segment Information - Summary of Operating Segment Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Mar. 31, 2024
Segment Reporting, Asset Reconciling Item [Line Items]
Fixed assets, net	$ 545	$ 669
Inventory	640	297
Total assets	6,754	6,349
Operating Segments [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Segment assets, Total	1,144	903
Other Company assets	5,610	5,446
Total assets	6,754	6,349
Operating Segments [Member] | R&D [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Fixed assets, net	343	423
Operating Segments [Member] | Mosaic Segment [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Fixed assets, net	161	183
Inventory	$ 640	$ 297

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