CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 158.8	$ 172.6	$ 320.3	$ 344.8
Costs and expenses:
Operating (excluding depreciation and amortization)	64.6	75.6	132.1	153.7
Selling, general and administrative	37.8	43.6	74.2	129.1
Depreciation and amortization	52.7	46.7	105.1	92.2
Impairment losses on intangibles		128.1		128.1
Total costs and expenses	155.1	294.0	311.4	503.1
Income (loss) from operations	3.7	(121.4)	8.9	(158.3)
Other income (expense):
Interest expense	(17.8)	(17.3)	(38.8)	(32.2)
Other income, net	0.2	0.8	0.5	2.0
Loss before provision for income tax	(13.9)	(137.9)	(29.4)	(188.5)
Income tax benefit	3.1	36.2	3.6	48.8
Net loss	$ (10.8)	$ (101.7)	$ (25.8)	$ (139.7)
Basic and diluted loss per common share
Basic (in dollars per share)	$ (0.13)	$ (1.25)	$ (0.32)	$ (1.70)
Diluted (in dollars per share)	$ (0.13)	$ (1.25)	$ (0.32)	$ (1.70)
Weighted-average common shares outstanding
Basic (in shares)	81,938,341	81,502,527	81,644,131	82,262,724
Diluted (in shares)	81,938,341	81,502,527	81,644,131	82,262,724