Long-Term and Other Debt - Narrative (Details) (USD $)	3 Months Ended		9 Months Ended			3 Months Ended	1 Months Ended	0 Months Ended				0 Months Ended			0 Months Ended			3 Months Ended	9 Months Ended					0 Months Ended							0 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Oct. 18, 2013 Senior secured credit facilities	Sep. 30, 2014 Escrow Credit Agreement	Sep. 30, 2014 China Loans	Jun. 04, 2014 2019 notes	Jun. 04, 2014 2019 notes	Jun. 04, 2014 2019 notes Senior subordinated notes	Sep. 30, 2014 Senior secured debt Senior secured credit facilities	Oct. 18, 2013 Revolving credit facility Revolver, varying interest rate, due 2018	Oct. 18, 2013 Revolving credit facility Revolver, varying interest rate, due 2018	Oct. 18, 2013 Term loan facility Senior secured term loan credit facility, due 2020	Jun. 04, 2014 2021 notes	Sep. 30, 2014 2021 notes	Jun. 04, 2014 2021 notes	Sep. 30, 2014 Capital lease obligations, 3.9% interest as of March 31, 2014 payable monthly through 2019	Sep. 30, 2014 Capital lease obligations, 3.9% interest as of March 31, 2014 payable monthly through 2019	Dec. 31, 2013 Capital lease obligations, 3.9% interest as of March 31, 2014 payable monthly through 2019	Sep. 30, 2014 Revolving credit facility Credit agreement	Sep. 30, 2014 Revolving credit facility Senior secured debt	Oct. 18, 2013 Letter of credit Revolving credit facility Revolver, varying interest rate, due 2018	Jun. 04, 2014 At any time prior to May 15, 2017 2021 notes	Jun. 04, 2014 To the date of redemption 2021 notes	Jun. 04, 2014 Upon the occurrence of a change of control 2021 notes	Jun. 04, 2014 Following an asset sale 2021 notes	Sep. 30, 2014 Bally Technologies Inc. Senior secured debt Senior secured credit facilities	Sep. 30, 2014 Bally Technologies Inc. Revolving credit facility Senior secured debt	Sep. 30, 2014 Bally Technologies Inc. Revolving credit facility Senior secured and unsecured debt	Oct. 01, 2014 LIBOR Revolving credit facility Credit agreement	Oct. 01, 2014 LIBOR Bally Technologies Inc. Revolving credit facility Credit agreement	Oct. 01, 2014 Base rate Revolving credit facility Credit agreement	Oct. 01, 2014 Base rate Bally Technologies Inc. Revolving credit facility Credit agreement	Oct. 01, 2014 Minimum LIBOR Revolving credit facility Escrow Credit Agreement	Oct. 01, 2014 Minimum Base rate Revolving credit facility Escrow Credit Agreement	Oct. 01, 2014 Maximum LIBOR Revolving credit facility Escrow Credit Agreement	Oct. 01, 2014 Maximum Base rate Revolving credit facility Escrow Credit Agreement	Oct. 01, 2014 Subsequent event Term loan facility Senior secured term loan credit facility due 2021
Debt Instrument
Line of credit facility, maximum borrowing capacity					$ 2,600,000,000.0						$ 2,294,000,000		$ 300,000,000.0	$ 2,300,000,000.0							$ 267,600,000	$ 650,000,000	$ 200,000,000.0					$ 1,735,000,000	$ 350,000,000										$ 2,000,000,000
Line of credit facility, unused capacity, commitment fee percentage												0.50%
Line of credit facility, unused capacity, commitment fee, step-down percentage												0.375%
Outstanding debt										209,400,000																				3,450,000,000
Debt instrument, basis spread on variable rate																															3.25%	5.00%	2.25%	4.00%	1.00%	2.00%	5.00%	4.00%
Debt Instrument, Fee Amount						170,000,000
Amortization of financing costs															7,300,000
Debt instrument, redemption price								104.625%																100.00%	106.625%	101.00%	100.00%
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
Debt instrument, redemption amount							5,000,000	140,600,000
Debt instrument, total consideration for each principal amount									1,051.25
Loss on early extinguishment of debt	0	0	25,900,000	0				25,900,000
Debt instrument, redemption price percentage															35.00%
Debt instrument, amortization, equal to stated principal amount						0.01
Debt instrument, face amount																	350,000,000.0
Capital lease asset			$ 42,800,000																$ 42,800,000
Debt instrument, price, percentage of principal															99.321%
Instrument term																		5 years
Capital lease interest rate																	6.625%	3.90%	3.90%	3.90%