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Business Segment Information (Tables)

9 Months Ended

Dec. 31, 2024

Segment Reporting [Abstract]

Summary of Segment Revenues

Segment revenues consisted of the following (in thousands):

	Three Months Ended				Three Months Ended				Nine Months Ended				Nine Months Ended
	December 31, 2024				December 31, 2023				December 31, 2024				December 31, 2023
R&D
Royalty revenue	$	15			$	5			$	68			$	80
Mosaic
Product revenue		9				—				25				—
Total segment revenue	$	24			$	5			$	93			$	80
Total Company revenue	$	24			$	5			$	93			$	80

Summary of Operating Segment Costs and Expenses

Operating segment costs and expenses consisted of the following (in thousands):

	Three Months Ended				Three Months Ended				Nine Months Ended				Nine Months Ended
	December 31, 2024				December 31, 2023				December 31, 2024				December 31, 2023
R&D
Research and development expenses	$	899			$	1,434			$	3,010			$	4,435
Mosaic
Cost of revenues		2				—				5				—
Research and development expenses		881				—				1,156				—
Selling, general, and administrative expenses		43				—				178				—
Total segment costs and expenses	$	1,825			$	1,434			$	4,349			$	4,435
Other selling, general, and administrative expenses		1,667				2,251				5,206				7,635
Total Company costs and expenses	$	3,492			$	3,685			$	9,555			$	12,070

Summary of Operating Segment Assets

Operating segment assets consisted of the following (in thousands):

	December 31, 2024				March 31, 2024
R&D
Fixed assets, net	$	448			$	423
Mosaic
Fixed assets, net		—				183
Inventory		—				297
Total segment assets	$	448			$	903
Other Company assets		3,396				5,446
Total Company assets	$	3,844			$	6,349

X

- Definition

Tabular disclosure of all significant reconciling items in the reconciliation of total assets from reportable segments to the entity's consolidated assets.

+ References

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-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 31
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-31

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- Definition

Tabular disclosure of the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 31
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-31

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
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-Publisher FASB
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Tabular disclosure of all significant reconciling items in the reconciliation of total revenues from reportable segments to the entity's consolidated revenues.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 31
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-31

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

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