Acquisitions and Dispositions - Dispositions (Details 4) In Millions, unless otherwise specified	3 Months Ended																12 Months Ended
	Dec. 31, 2013 USD ($)		Sep. 30, 2013 USD ($)		Jun. 30, 2013 USD ($)		Mar. 31, 2013 USD ($)		Dec. 31, 2012 USD ($)		Sep. 30, 2012 USD ($)		Jun. 30, 2012 USD ($)		Mar. 31, 2012 USD ($)		Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 Installed Pub Gaming Terminals [Member] USD ($)		Dec. 31, 2012 Installed Pub Gaming Terminals [Member] USD ($)		Dec. 31, 2011 Installed Pub Gaming Terminals [Member] USD ($)		Mar. 25, 2013 Installed Pub Gaming Terminals [Member] GBP (£)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of installed pub game terminals, sales price																										£ 0.5
Revenue:
Services																				1.8		12.0		12.8
Operating expenses:
Cost of services																				3.0	[1]	10.4	[1]	9.7	[1]
Selling, general and administrative																				1.2		2.8		3.9
Employee termination and restructuring	22.4	[2]	0	[3]	0	[4]	0.3	[5]	0.8	[6]	1.8	[7]	5.7	[8]	2.3	[9]	22.7	10.6	2.0	0		0.9		0
Depreciation and amortization																				0.6		22.5		7.6
Loss from discontinued operations																				(3.0)		(24.6)		(8.4)
Other (expense) income, net																				0.8		(0.1)		(0.9)
Income tax (expense) benefit																	(2.4)	6.0	2.5	(2.4)		6.0		2.5
Net loss from discontinued operations	$ (3.0)	[2]	$ (0.1)	[3]	$ (0.6)	[4]	$ (0.9)	[5]	$ (12.3)	[6]	$ (2.6)	[7]	$ (1.7)	[8]	$ (2.1)	[9]	$ (4.6)	$ (18.7)	$ (6.8)	$ (4.6)		$ (18.7)		$ (6.8)

[1] sive of depreciation and amortization.

[2] Reflects operating results of WMS from the acquisition date to December 31, 2013 including $144.7 million of revenue, $63.8 million of costs of services and product sales, $47.5 million of SG&A, $19.1 million of R&D, $5.3 million of employee termination and restructuring costs, and $40.1 million of depreciation and amortization. Results for the three months ended December 31, 2013 also included an additional $17.1 million of employee termination and restructuring costs which are described in Note 4 (Restructuring Plans). Depreciation and amortization also includes $4.6 million of accelerated depreciation and amortization related to obsolete gaming machine software and $3.1 million of accelerated depreciation and amortization related to the exit from our instant lottery game operations in Mexico. SG&A also includes $11.1 million acquisition-related fees and expenses.

[3] Includes $2.8 million of acquisition-related fees and expenses.

[4] Includes $2.7 million of acquisition-related fees and expenses, and $8.7 million of depreciation related to a write-down of used gaming machines and accelerated depreciation related to our change in the estimated useful lives of our gaming machine fixed assets.

[5] Includes $4.4 million of acquisition-related fees and expenses.

[6] Includes $0.8 million employee termination and restructuring costs due to our exit from the Barcrest analog AWP business and the reorganization of our pub business and the reorganization of our Australia printing operations. Includes $24.0 million of accelerated depreciation related to a write-down of gaming machines and software in our gaming business and certain development costs in our licensed properties business and $5.8 million of impairment charges related to underperforming Lottery Systems contracts.

[7] Includes $1.8 million employee termination and restructuring costs due to our exit from the Barcrest analog AWP business and the reorganization of our pub business and the reorganization of our Australia printing operations. Includes $6.7 million of accelerated depreciation related to a write-down of gaming machines, $1.9 million of accelerated depreciation of equipment related to reorganization of our Australia printing operations and $1.6 million of incremental depreciation from the acquisition of Barcrest. Includes a loss on early extinguishment of debt due to the redemption of the 2016 Notes resulting in a charge of $15.5 million comprised primarily of the redemption premium and the write-off of previously deferred financing costs.

[8] Includes $6.0 million employee termination and restructuring costs due to our exit from the Barcrest analog AWP business and the reorganization of our pub business and the reorganization of our Australia printing operations. Includes $5.8 million of accelerated depreciation related to a write-down of certain development costs and obsolete gaming machines, $2.4 million of incremental depreciation from the acquisition of Barcrest and $1.5 million of accelerated depreciation of equipment related to the reorganization of our Australia printing operations.

[9] Includes $2.9 million employee termination and restructuring costs due to our exit from the Barcrest analog AWP business and the reorganization of our pub business.