Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating Activities:
Net loss	$ (88.7)	$ (117.9)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	153.7	148.5
Share-based compensation	11.5	1.3
Amortization of debt discount and debt issuance costs	7.0	15.1
Remeasurement of warrant to fair value	0.0	46.1
Impairment of long-lived assets	0.0	0.7
Provision for credit losses	2.5	1.1
Non-cash foreign currency exchange gain, net	(0.6)	(24.0)
Write-off of unamortized debt discount and debt issuance costs	0.0	10.3
Gain on disposal of business	0.0	(5.6)
Other operating activities, net	7.2	(7.3)
Changes in assets and liabilities:
Trade and other receivables, net	(138.7)	(71.1)
Prepaid expenses and other current assets	(97.6)	(83.6)
Accounts payable and other current liabilities	85.1	(62.9)
Operating leases, net	0.6	(2.3)
Other noncurrent assets and liabilities	(5.6)	(2.0)
Net cash used in operating activities	(63.6)	(153.6)
Investing Activities:
Proceeds from sale of business, net of cash disposed	0.0	61.8
Additions to property and equipment	(3.2)	(3.1)
Additions to intangible assets	(56.4)	(59.6)
Other investing activities, net	0.4	(2.8)
Net cash used in investing activities	(59.2)	(3.7)
Financing Activities:
Proceeds from debt and other financing arrangements	80.8	392.8
Repayments of debt and other financing arrangements	(101.5)	(234.5)
Debt issuance costs paid	0.0	(2.5)
Finance leases	(7.6)	(4.1)
Cash dividends paid to noncontrolling interests	0.0	(3.0)
Other financing activities, net	(2.8)	21.4
Net cash (used in) provided by financing activities	(31.1)	170.1
Effect of exchange-rate changes on cash and cash equivalents	(2.6)	11.5
Net (decrease) increase in cash and cash equivalents	(156.5)	24.3
Cash and cash equivalents at beginning of period	518.8	266.2
Cash and cash equivalents at end of period	362.3	290.5
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	58.1	82.5
Cash paid for income taxes, net of refunds received	24.2	38.0
Supplemental Disclosures of Non-Cash Items:
Capital expenditures in accounts payable	$ 1.5	$ 1.4