Fair value measurements (Tables)

9 Months Ended

Sep. 30, 2025

Fair Value Disclosures [Abstract]

Schedule of Fair Value Hierarchy of Assets and Liabilities

The table below presents information about the Company’s assets and liabilities that are regularly measured and carried at fair value and indicates the level within the fair value hierarchy of the valuation techniques the Company utilized to determine fair value:

	September 30, 2025								December 31, 2024
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Assets:
Money market accounts	$	105.8	$	105.8	$	—	$	—	$	45.7	$	45.7	$	—	$	—
Total	$	105.8	$	105.8	$	—	$	—	$	45.7	$	45.7	$	—	$	—
Liabilities:
Warrant liability	$	14.4	$	—	$	—	$	14.4	$	16.2	$	—	$	—	$	16.2
Total	$	14.4	$	—	$	—	$	14.4	$	16.2	$	—	$	—	$	16.2

Schedule of Contingent Consideration Roll Forward

The table below is a reconciliation of the beginning and ending balance of the Company’s Level 3 warrant liability:

	Warrant Liability
Balance at December 31, 2024	$	16.2
Change in fair value	(9.5)
Balance at March 31, 2025	$	6.7
Change in fair value	2.9
Balance at June 30, 2025	$	9.6
Change in fair value	4.8
Balance at September 30, 2025	$	14.4

Schedule of Fair Value Level 3 of Significant Unobservable Inputs

The recurring Level 3 fair value measurement for the Company's warrant liability used the following significant unobservable inputs:

Warrant Liability	Valuation Technique	Unobservable Input	Range
2024 Warrants	Black-Scholes Method	Term (in years)	3.9
		Risk free interest rate	3.7%
		Volatility	103%