CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ 75.3	$ (1.8)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	150.1	155.0
Unrealized gain on derivative instruments		(2.3)
Provision for doubtful accounts	14.3	14.7
Deferred income taxes	(25.0)	(40.3)
Gain on sale of assets (note 4)	(38.4)
Amortization of debt issuance costs, premium and discount, net	3.8	6.4
Non-cash compensation expense	8.3
Loss on early extinguishment of debt	7.1	5.9
Other non-cash items	0.3
Changes in operating assets and liabilities:
Receivables and other operating assets	(23.4)	(15.4)
Payables and accruals	(56.0)	(11.7)
Net cash flows provided by operating activities	116.4	110.5
Cash flows from investing activities:
Capital expenditures	(224.3)	(207.2)
Newnan acquisition		(54.3)
Sale of investment		15.7
Proceeds from sale of assets (note 4)	213.0
Other investing activities	0.4	1.1
Net cash flows used in investing activities	(10.9)	(244.7)
Cash flows from financing activities:
Proceeds from issuance of debt	2,454.3	2,495.1
Payments on debt and capital lease obligations	(2,896.2)	(2,434.8)
Contribution from former Parent	20.3	50.0
Proceeds from issuance of common stock, net of issuance costs	334.7
Repurchase of old management units	(8.8)
Payment of debt issuance costs	(3.7)	(1.7)
Distribution to former Parent		(4.8)
Other	(0.5)	(0.1)
Net cash flows provided by (used in) financing activities	(99.9)	103.7
Increase (decrease) in cash and cash equivalents	5.6	(30.5)
Cash and cash equivalents, beginning of period	30.8	66.6
Cash and cash equivalents, end of period	36.4	36.1
Supplemental disclosures of cash flow information:
Cash paid during the periods for interest	161.6	193.7
Cash paid during the periods for income taxes	4.4	6.5
Non-cash financing activities:
Changes in capital expenditure accruals	$ (8.6)	$ 2.6