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Summary of Significant Accounting Policies - Valuation Allowance (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Change in Valuation Allowance [Roll Forward]
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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- Definition

Change in Valuation Allowance

+ References

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X

- Definition

Deferred Tax Assets, Valuation Allowance, Charged (Credited) To Costs And Expenses

+ References

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- Definition

Deferred Tax Assets, Valuation Allowance, Other Adjustments

+ References

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

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