Statements Of Consolidated Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities:
Net loss	$ (75.1)	$ (39.6)
Noncash items included in net loss:
Depreciation and amortization	82.0	87.1
Paid-in-kind interest on Series A Notes and Series B Notes	12.7	16.1
Amortization of deferred debt costs	4.9	3.3
Amortization of premiums and discounts on debt	20.1	4.2
Equity based compensation expense	9.1	4.0
Deferred income tax benefit	(1.1)	(0.8)
Gains on property disposals, net	(6.3)	(3.2)
Gain on extinguishment of debt	(11.2)	0
Other noncash items, net	(3.7)	(1.1)
Changes in assets and liabilities, net:
Accounts receivable	(95.5)	(65.5)
Accounts payable	22.3	5.5
Other operating assets	(15.8)	0.4
Other operating liabilities	2.0	(28.6)
Net cash used in operating activities	(55.6)	(18.2)
Investing Activities:
Acquisition of property and equipment	(24.7)	(39.1)
Proceeds from disposal of property and equipment	7.3	4.2
Restricted escrow (deposits) receipts, net	(37.5)	12.8
Other, net	5.3	1.8
Net cash used in investing activities	(49.6)	(20.3)
Financing Activities:
Issuance of long-term debt	693.0	0.3
Repayments of long-term debt	(795.7)	(4.6)
Debt issuance costs	(27.4)	0
Equity issuance costs	(17.1)	0
Equity issuance proceeds	250.0	0
Net cash (used in) provided by financing activities	102.8	(4.3)
Net Decrease In Cash and Cash Equivalents	(2.4)	(42.8)
Cash and Cash Equivalents, Beginning of Period	176.3	208.7
Cash and Cash Equivalents, End of Period	173.9	165.9
Supplemental Cash Flow Information:
Interest paid	(67.7)	(57.2)
Income tax refund, net	$ 9.9	$ 11.8