Taxes (Tables)

12 Months Ended

Dec. 31, 2024

Income Tax Disclosure [Abstract]

Schedule of Benefit for Income Taxes

The benefit for income taxes consisted of the following:

	Year Ended December 31,
(In millions)	2022		2023		2024
Federal	$	0.2	$	0.2	$	(0.1)
Foreign	11.4		18.1		11.5
State	4.3		7.0		0.3
Total current	15.9		25.3		11.7
Deferred:
Federal	(81.7)		(34.3)		(23.8)
Foreign	(6.7)		(8.4)		(2.8)
State	(20.4)		0.8		(8.4)
Total deferred	(108.8)		(41.9)		(35.0)
Total benefit for income taxes	$	(92.9)	$	(16.6)	$	(23.3)

Schedules of Loss Before Income Taxes

Loss before income taxes from U.S. and foreign operations were as follows:

	Year Ended December 31,
(In millions)	2022		2023		2024
U.S.	$	(819.6)	$	(678.4)	$	(782.9)
Foreign	(78.1)		(176.0)		(98.6)
Total loss before income taxes	$	(897.7)	$	(854.4)	$	(881.5)

Schedule of Reconciliation for Statutory Federal Tax Rate

A reconciliation of the statutory federal tax rate to the effective tax rate is as follows:

	Year Ended December 31,
	2022		2023		2024
Statutory federal tax rate	21.0	%	21.0	%	21.0	%
State taxes, net of federal benefit	1.6	%	0.3	%	0.7	%
Tax rate differentials for international jurisdictions	(1.1)	%	2.5	%	(1.0)	%
Effects of other enacted tax law and rate changes	0.1	%	(3.0)	%	(0.1)	%
Valuation allowance	(0.1)	%	(0.8)	%	(12.5)	%
Share-based compensation	(0.6)	%	(1.1)	%	(0.6)	%
Nondeductible compensation	(0.7)	%	(0.8)	%	(0.6)	%
Tax impact of goodwill impairment	(9.9)	%	(15.9)	%	(16.0)	%
Tax impact of the March 2024 Refinancing Transactions	—	%	—	%	11.7	%
Other, net	—	%	(0.3)	%	—	%
Effective tax rate	10.3	%	1.9	%	2.6	%

Schedule of Deferred Tax Assets and Liabilities

Significant components of our deferred tax assets and liabilities are as follows:

(In millions)	December 31, 2023		December 31, 2024
Deferred tax assets:
Deferred revenue	$	—	$	13.9
Share-based compensation	13.9		9.7
Accruals not currently deductible	13.3		17.8
Finance lease liabilities	90.4		85.8
Net operating loss carryforwards	31.3		20.3
Foreign tax credit	16.9		—
Research and development credits	30.5		—
Depreciation and amortization	4.0		5.0
Disallowed interest carryforward	77.4		118.8
Operating lease liabilities	28.6		35.4
March 2024 Refinancing Transactions	—		100.5
Other	19.1		20.8
Total gross deferred tax assets	325.4		428.0
Valuation allowance	(66.1)		(173.4)
Total net deferred tax assets	259.3		254.6
Deferred tax liabilities:
Depreciation and amortization	265.1		204.5
Finance lease liabilities	6.6		4.4
Capitalized costs	8.7		8.8
Interest rate swaps	21.8		11.9
Operating right-of-use assets	22.7		33.3
Other	6.9		8.9
Total gross deferred tax liabilities	331.8		271.8
Net deferred tax liabilities	$	72.5	$	17.2

Schedule of Changes to Valuation Allowances

Changes to valuation allowances consisted of the following:

(In millions)	2022		2023		2024
Balance at January 1,	$	58.3	$	58.5	$	66.1
Additions charged to income tax expense	1.6		39.2		124.1
Reductions credited to income tax expense	(1.4)		(31.6)		(16.8)
Balance at December 31,	$	58.5	$	66.1	$	173.4

Schedule of Unrecognized Tax Benefits Roll Forward

A rollforward of unrecognized tax benefits, excluding accrued penalties and interest, for the years ended December 31, 2022, 2023 and 2024 is as follows:

	Year Ended December 31,
(In millions)	2022		2023		2024
Balance, beginning of period	$	52.4	$	57.0	$	63.6
Additions based on tax positions related to the current year	10.9		12.6		12.7
Additions for tax positions of prior years	0.3		0.9		0.6
Reduction for statute expiration	(4.7)		(4.8)		(7.0)
Reductions for tax positions of prior years	(1.9)		(2.1)		(5.0)
Balance, end of period (1)	$	57.0	$	63.6	$	64.9

(1)     Included within non-current liabilities in the Consolidated Balance Sheets