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Financing Arrangements (Tables)

3 Months Ended

Mar. 31, 2025

Debt Instrument [Line Items]

Summary of Current and Non-current Debt

The following table summarizes the current and non-current debt as of March 31, 2025 and December 31, 2024.

		March 31, 2025				December 31, 2024
Credit Agreement		$	—			$	—
Convertible Senior Notes due 2025			5.4				5.4
Total debt		$	5.4			$	5.4
Less current portion of debt			5.4				5.4
Total non-current portion of debt		$	—			$	—

Schedule of Interest (income) Expense

The following table provides the components of interest (income) expense, net for the three months ended March 31, 2025 and 2024:

		Three Months Ended March 31,
		2025				2024
Interest expense		$	0.5			$	0.6
Interest income			(2.0	)			(3.4	)
Interest (income) expense, net		$	(1.5	)		$	(2.8	)

Convertible Senior Notes due 2025

Debt Instrument [Line Items]

Schedule of Components of Convertible Notes

The components of the Convertible Senior Notes due 2025 as of March 31, 2025 and December 31, 2024 were as follows:

		March 31, 2025				December 31, 2024
Principal		$	5.5			$	5.5
Less: Debt issuance costs, net of amortization			(0.1	)			(0.1	)
Convertible Senior Notes due 2025, net		$	5.4			$	5.4

Convertible Notes

Debt Instrument [Line Items]

Schedule of Interest (income) Expense

The following table sets forth total interest expense recognized related to the Convertible Notes:

		Three Months Ended March 31,
		2025				2024
Contractual interest expense		$	0.1			$	0.2
Amortization of debt issuance costs			—				—
Total		$	0.1			$	0.2

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