Long-Term and Other Debt - Outstanding Debt (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Debt Instrument
Long-term Debt, Gross	$ 8,404.7	$ 8,547.3
Unamortized debt discount	(26.3)	(31.3)
Unamortized deferred financing costs	(171.4)	(203.1)
Total long-term debt outstanding	8,207.0	8,312.9
Less: current portion of long-term debt	(50.3)	(50.6)
Long-term debt, excluding current portion	8,156.7	8,262.3
Senior subordinated notes due in 2021
Debt Instrument
Unamortized debt discount	(2.4)
Revolver \| Revolver, varying interest rate, due 2018
Debt Instrument
Long-term Debt, Gross	95.0	185.0
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	0.0	0.0
Total long-term debt outstanding	95.0	185.0
Term Loan \| Term Loan, varying interest rate, due 2020
Debt Instrument
Long-term Debt, Gross	2,254.0	2,277.0
Unamortized debt discount	(7.8)	(9.4)
Unamortized deferred financing costs	(52.5)	(63.9)
Total long-term debt outstanding	2,193.7	2,203.7
Term Loan \| Term Loan, varying interest rate, due 2021
Debt Instrument
Long-term Debt, Gross	1,980.0	2,000.0
Unamortized debt discount	(16.7)	(19.7)
Unamortized deferred financing costs	(49.2)	(58.0)
Total long-term debt outstanding	1,914.1	1,922.3
Senior subordinated notes \| Senior subordinated notes, due in 2018
Debt Instrument
Long-term Debt, Gross	250.0	250.0
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	(2.0)	(2.7)
Total long-term debt outstanding	$ 248.0	247.3
Debt Instrument, interest rate, stated percentage	8.125%
Senior subordinated notes \| Senior subordinated notes due 2020
Debt Instrument
Long-term Debt, Gross	$ 300.0	300.0
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	(3.6)	(4.4)
Total long-term debt outstanding	$ 296.4	295.6
Debt Instrument, interest rate, stated percentage	6.25%
Senior subordinated notes \| Senior subordinated notes due in 2021
Debt Instrument
Long-term Debt, Gross	$ 350.0	350.0
Unamortized debt discount	(1.8)	(2.2)
Unamortized deferred financing costs	(5.6)	(6.7)
Total long-term debt outstanding	$ 342.6	341.1
Debt Instrument, interest rate, stated percentage	6.625%
Senior subordinated notes \| Secured Notes
Debt Instrument
Long-term Debt, Gross	$ 950.0	950.0
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	(16.4)	(19.2)
Total long-term debt outstanding	$ 933.6	930.8
Debt Instrument, interest rate, stated percentage	7.00%
Senior subordinated notes \| Unsecured Notes
Debt Instrument
Long-term Debt, Gross	$ 2,200.0	2,200.0
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	(42.1)	(48.2)
Total long-term debt outstanding	$ 2,157.9	2,151.8
Debt Instrument, interest rate, stated percentage	10.00%
Capital lease obligations
Debt Instrument
Debt Instrument, interest rate, stated percentage	3.90%
Capital lease obligations \| Capital lease obligations, 3.9% interest as of December 31, 2015 payable monthly through 2019
Debt Instrument
Long-term Debt, Gross	$ 25.7	35.3
Unamortized debt discount	0.0	0.0
Unamortized deferred financing costs	0.0	0.0
Total long-term debt outstanding	$ 25.7	$ 35.3

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

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