CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 288.7	$ 285.4	$ 855.2	$ 862.3
Costs and expenses:
Operating (excluding depreciation and amortization)	140.8	138.8	436.6	432.4
Selling, general and administrative	45.0	40.6	134.2	133.7
Depreciation and amortization	58.2	50.9	170.8	151.5
Loss on sale of operating assets, net		8.4		4.8
Total costs and expenses	244.0	238.7	741.6	722.4
Income from operations	44.7	46.7	113.6	139.9
Other income (expense):
Interest expense	(32.2)	(35.8)	(98.1)	(107.4)
(Loss) gain on sale of assets, net	(0.3)		0.4
Other income, net	0.8	0.6	1.6	3.3
Income before provision for income tax	13.0	11.5	17.5	35.8
Income tax expense	(4.0)	(0.1)	(6.2)	(6.3)
Net income	$ 9.0	$ 11.4	$ 11.3	$ 29.5
Basic and diluted earnings per common share
Basic (in dollars per share)	$ 0.11	$ 0.14	$ 0.14	$ 0.37
Diluted (in dollars per share)	$ 0.11	$ 0.14	$ 0.14	$ 0.36
Weighted-average common shares outstanding
Basic (in shares)	81,771,279	80,885,244	81,475,814	80,639,099
Diluted (in shares)	83,030,056	81,104,905	82,533,287	81,064,688