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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Mar. 31, 2024

Accounting Policies [Abstract]

Summary of Changes in Liability For Asset Retirement Obligations

Changes in the liability for the asset retirement obligations for the years ended March 31, 2024 and 2023 are summarized below (in thousands):

			2024						2023
Balance at beginning of the year			$	543					$	626
Liabilities settled			—						(79)
Revision of estimate			85						(6)
Accretion expense			4						2
Balance at end of the year			632						543
Less amount classified as current - included in accounts payable and accrued expenses			101						30
Noncurrent liabilities - included in other liabilities			$	531					$	513

Valuation Allowance

Changes in valuation allowance for the years ended March 31, 2024 and 2023 are summarized below (in thousands):

			2024						2023
Balance at beginning of the year			$	85,984					$	79,998
Charged to costs and expenses			842						1,218
Changes in net loss carryforward and other			2,916						4,768
Balance at end of the year			$	89,742					$	85,984

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- References

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- Definition

Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481850/410-20-50-1

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- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

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