v3.26.1

Income Taxes, Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Beginning balance	$ 9.7	$ 9.2
Gross decreases - tax positions in prior period	(0.2)	(0.3)
Gross increases - tax positions in current period	1.0	1.1
Lapse of statute of limitations	(0.4)	(0.3)
Ending balance	10.1	$ 9.7
Unrecognized tax benefits that would impact effective tax rate	$ 8.2

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 217
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-217

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15A
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Name Accounting Standards Codification
-Section 45
-Paragraph 10B
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- Definition

Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

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- Definition

Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

+ References

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-Topic 740
-SubTopic 10
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-Section 50
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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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