Statements of Consolidated Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating Activities:
Net loss	$ (12.0)	$ (21.6)
Noncash items included in net loss:
Depreciation and amortization	40.7	41.6
Noncash equity based compensation and employee benefits expense	5.2	4.5
(Gains) losses on property disposals, net	(0.3)	1.3
Gain on disposal of equity method investment	(2.3)	0.0
Other noncash items, net	4.4	1.7
Changes in assets and liabilities, net:
Accounts receivable	(35.2)	(46.4)
Accounts payable	(0.8)	25.6
Other operating assets	(6.9)	(7.1)
Other operating liabilities	(3.9)	(25.4)
Net cash used in operating activities	(11.1)	(25.8)
Investing Activities:
Acquisition of property and equipment	(19.8)	(21.3)
Proceeds from disposal of property and equipment	4.4	5.5
Restricted escrow receipts	27.2	21.0
Restricted escrow deposits	0.0	(10.0)
Proceeds from disposal of equity method investment, net	14.6	0.0
Other, net	0.0	0.4
Net cash provided by (used in) investing activities	26.4	(4.4)
Financing Activities:
Repayments of long-term debt	(4.2)	(4.5)
Net cash used in financing activities	(4.2)	(4.5)
Net Increase (Decrease) In Cash and Cash Equivalents	11.1	(34.7)
Cash and Cash Equivalents, Beginning of Period	173.8	171.1
Cash and Cash Equivalents, End of Period	184.9	136.4
Supplemental Cash Flow Information:
Interest paid	(19.8)	(25.6)
Income tax refund (payment), net	(1.4)	2.2
Debt redeemed for equity consideration	$ 0.0	$ 17.9