Supplementary Financial Information (Tables)

6 Months Ended

Jun. 30, 2026

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported in the condensed consolidated balance sheets that sum to amounts reported on the condensed consolidated statements of cash flows (in millions):


	As of

	June 30, 2026		December 31, 2025
Cash and cash equivalents	$	852.7	$	1,021.5
Restricted cash	7.3		7.3
Total cash, cash equivalents, and restricted cash	$	860.0	$	1,028.8

Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following (in millions):


	As of
	June 30, 2026		December 31, 2025
Accrued engineering services, parts and materials	$	22.9	$	13.1
Accrued employee costs	24.3		29.7
Accrued professional services	36.1		14.8

Current portion of contract liabilities	1.3		1.3
Other current liabilities	35.7		9.2
Total	$	120.3	$	68.1