CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 173.1	$ 173.7	$ 517.9	$ 524.4
Costs and expenses:
Operating (excluding depreciation and amortization)	75.6	79.1	229.3	249.4
Selling, general and administrative	37.5	39.7	166.6	117.3
Depreciation and amortization	49.4	45.0	141.6	132.9
Impairment losses on intangibles	131.7		259.8
Total costs and expenses	294.2	163.8	797.3	499.6
(Loss) income from operations	(121.1)	9.9	(279.4)	24.8
Other income (expense):
Interest expense	(18.9)	(10.5)	(51.1)	(25.8)
Other income, net	(0.1)	1.5	1.9	15.7
(Loss) income before provision for income tax	(140.1)	0.9	(328.6)	14.7
Income tax benefit (expense)	35.6	(0.4)	84.4	(4.5)
Net (loss) income	$ (104.5)	$ 0.5	$ (244.2)	$ 10.2
Basic and diluted (loss) earnings per common share
Basic (in dollars per share)	$ (1.29)	$ 0.01	$ (2.99)	$ 0.12
Diluted (in dollars per share)	$ (1.29)	$ 0.01	$ (2.99)	$ 0.12
Weighted-average common shares outstanding
Basic (in shares)	80,888,537	84,274,050	81,797,740	83,908,691
Diluted (in shares)	80,888,537	86,735,246	81,797,740	86,671,875