Long-Term and Other Debt - Narrative (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Oct. 18, 2013	Oct. 01, 2014	Feb. 12, 2015	Feb. 11, 2015
2021 Notes
Debt Instrument
Interest rate, increase period	90 days
Interest rate, increase, first 90 days	0.0025
Interest rate, increase, subsequent 90 days	0.0025
Interest rate, increase, max rate	0.01
Capital lease obligations, 3.9% interest as of March 31, 2015 payable monthly through 2019
Debt Instrument
Capital lease obligations	32,000,000
Senior secured credit facilities
Debt Instrument
Line of credit facility, maximum borrowing capacity		2,600,000,000.0
Senior secured term loan credit facility due 2021 | Term loan facility
Debt Instrument
Line of credit facility, maximum borrowing capacity			2,000,000,000.0
Revolver, varying interest rate, due 2018 | Revolving credit facility
Debt Instrument
Line of credit facility, maximum borrowing capacity		300,000,000.0		592,600,000	25,000,000.0
Revolver, varying interest rate, due 2018 | Revolving credit facility | Bally Technologies Inc.
Debt Instrument
Line of credit facility, maximum borrowing capacity			567,600,000
Revolver, varying interest rate, due 2018 | Letter of credit | Revolving credit facility
Debt Instrument
Line of credit facility, maximum borrowing capacity					350,000,000.0
Senior secured term loan credit facility, due 2020 | Term loan facility
Debt Instrument
Line of credit facility, maximum borrowing capacity		$ 2,300,000,000.0
Unsecured Notes | Senior subordinated notes
Debt Instrument
Interest rate, increase period	90 days
Interest rate, increase, first 90 days	0.0025
Interest rate, increase, subsequent 90 days	0.0025
Interest rate, increase, max rate	0.01