Financial Information for Guarantor Subsidiaries and Non-Guarantor Subsidiaries - Statement of Operations and Comprehensive Loss (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended												12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Condensed Financial Statements
Revenue	$ 565.8	$ 415.6	$ 416.9	$ 388.1	$ 401.9	$ 234.4	$ 235.0	$ 219.6	$ 246.8	$ 224.6	$ 226.0	$ 231.2	$ 1,786.4	$ 1,090.9	$ 928.6
Cost of instant ticket revenues, cost of services and cost of sales	275.0	199.2	192.4	182.8	207.1	126.5	133.4	124.7	135.6	126.9	125.6	130.2	849.4	591.7	518.3
Selling, general and administrative	225.1	95.6	95.2	91.8	127.3	45.6	44.7	48.8	48.9	42.2	44.7	43.6	507.7	266.4	179.4
Research and development	40.0	26.3	24.8	25.9	21.3	1.4	1.4	1.9	1.5	1.6	1.8	1.7	117.0	26.0	6.6
Employee termination and restructuring	18.3	1.9	4.9	5.6	22.4	0	0	0.3	0.8	1.8	5.7	2.3	30.7	22.7	10.6
Depreciation and amortization	163.8	100.4	96.0	94.1	91.3	35.2	43.1	32.8	49.9	35.6	36.8	28.5	454.3	202.4	150.8
Operating (loss) income	(156.4)	(7.8)	3.6	(12.1)	(67.5)	25.7	12.4	11.1	10.1	16.5	11.4	24.9	(172.7)	(18.3)	62.9
Interest expense													(307.2)	(119.5)	(100.0)
Other expense (income), net													(15.0)	(5.5)	13.9
Net loss from continuing operations before income taxes													(494.9)	(143.3)	(23.2)
Equity in income (loss) of subsidiaries													0	0	0
Income tax benefit (expense)													260.6	117.7	(20.7)
Net loss from continuing operations	(47.1)	(69.8)	(72.4)	(45.0)	(0.5)	(0.4)	(12.4)	(12.3)	(12.4)	(24.5)	(10.9)	3.9	(234.3)	(25.6)	(43.9)
Net loss from discontinued operations	0	0	0	0	(3.0)	(0.1)	(0.6)	(0.9)	(12.3)	(2.6)	(1.7)	(2.1)	0	(4.6)	(18.7)
Net loss	(47.1)	(69.8)	(72.4)	(45.0)	(3.5)	(0.5)	(13.0)	(13.2)	(24.7)	(27.1)	(12.6)	1.8	(234.3)	(30.2)	(62.6)
Other comprehensive (loss) income													(112.7)	21.3	29.8
Comprehensive loss													(347.0)	(8.9)	(32.8)
Parent Company
Condensed Financial Statements
Revenue													0	0	0
Cost of instant ticket revenues, cost of services and cost of sales													0	0	0
Selling, general and administrative													86.7	77.2	65.0
Research and development													0	0	0
Employee termination and restructuring													3.5	8.9	0
Depreciation and amortization													7.9	1.2	0.6
Operating (loss) income													(98.1)	(87.3)	(65.6)
Interest expense													(2.8)	(21.3)	(21.2)
Other expense (income), net													(57.9)	16.3	29.0
Net loss from continuing operations before income taxes													(158.8)	(92.3)	(57.8)
Equity in income (loss) of subsidiaries													(330.3)	(61.8)	(41.8)
Income tax benefit (expense)													254.8	128.5	55.7
Net loss from continuing operations													(234.3)	(25.6)	(43.9)
Net loss from discontinued operations													0	(4.6)	(18.7)
Net loss													(234.3)	(30.2)	(62.6)
Other comprehensive (loss) income													(112.7)	21.3	29.8
Comprehensive loss													(347.0)	(8.9)	(32.8)
SGI
Condensed Financial Statements
Revenue													432.0	413.1	421.9
Cost of instant ticket revenues, cost of services and cost of sales													133.6	129.1	136.2
Selling, general and administrative													67.0	52.7	51.9
Research and development													4.0	4.6	4.1
Employee termination and restructuring													1.8	2.8	0
Depreciation and amortization													46.9	46.1	36.6
Operating (loss) income													178.7	177.8	193.1
Interest expense													(146.7)	(97.2)	(77.6)
Other expense (income), net													(187.6)	(190.5)	(193.0)
Net loss from continuing operations before income taxes													(155.6)	(109.9)	(77.5)
Equity in income (loss) of subsidiaries													55.9	29.4	40.0
Income tax benefit (expense)													(0.3)	(0.3)	(58.3)
Net loss from continuing operations													(100.0)	(80.8)	(95.8)
Net loss from discontinued operations													0	0
Net loss													(100.0)	(80.8)	(95.8)
Other comprehensive (loss) income													(7.5)	(1.8)	1.0
Comprehensive loss													(107.5)	(82.6)	(94.8)
Guarantor Subsidiaries
Condensed Financial Statements
Revenue													725.4	164.9	45.0
Cost of instant ticket revenues, cost of services and cost of sales													370.1	183.8	138.5
Selling, general and administrative													234.2	50.3	11.7
Research and development													95.0	17.4	0.4
Employee termination and restructuring													17.5	3.5	0
Depreciation and amortization													303.3	61.4	24.0
Operating (loss) income													(294.7)	(151.5)	(129.6)
Interest expense													(156.9)	(0.2)	0
Other expense (income), net													177.7	181.2	170.2
Net loss from continuing operations before income taxes													(273.9)	29.5	40.6
Equity in income (loss) of subsidiaries													0	0	0
Income tax benefit (expense)													19.7	0	0
Net loss from continuing operations													(254.2)	29.5	40.6
Net loss from discontinued operations													0	0
Net loss													(254.2)	29.5	40.6
Other comprehensive (loss) income													6.5	0	0
Comprehensive loss													(247.7)	29.5	40.6
Non-Guarantor Subsidiaries
Condensed Financial Statements
Revenue													629.0	516.8	466.2
Cost of instant ticket revenues, cost of services and cost of sales													345.7	287.3	252.4
Selling, general and administrative													119.8	87.8	54.0
Research and development													18.0	4.0	2.1
Employee termination and restructuring													7.9	7.5	10.6
Depreciation and amortization													96.2	93.7	89.6
Operating (loss) income													41.4	36.5	57.5
Interest expense													(0.8)	(0.8)	(1.2)
Other expense (income), net													52.8	(6.3)	15.2
Net loss from continuing operations before income taxes													93.4	29.4	71.5
Equity in income (loss) of subsidiaries													0	0	0
Income tax benefit (expense)													(13.6)	(10.5)	(18.1)
Net loss from continuing operations													79.8	18.9	53.4
Net loss from discontinued operations													0	(4.6)	(18.7)
Net loss													79.8	14.3	34.7
Other comprehensive (loss) income													(111.2)	1.1	28.7
Comprehensive loss													(31.4)	15.4	63.4
Eliminating Entries
Condensed Financial Statements
Revenue													0	(3.9)	(4.5)
Cost of instant ticket revenues, cost of services and cost of sales													0	(8.5)	(8.8)
Selling, general and administrative													0	(1.6)	(3.2)
Research and development													0	0	0
Employee termination and restructuring													0	0	0
Depreciation and amortization													0		0
Operating (loss) income													0	6.2	7.5
Interest expense													0	0	0
Other expense (income), net													0	(6.2)	(7.5)
Net loss from continuing operations before income taxes													0	0	0
Equity in income (loss) of subsidiaries													274.4	32.4	1.8
Income tax benefit (expense)														0	0
Net loss from continuing operations													274.4	32.4	1.8
Net loss from discontinued operations													0	4.6	18.7
Net loss													274.4	37.0	20.5
Other comprehensive (loss) income													112.2	0.7	(29.7)
Comprehensive loss													$ 386.6	$ 37.7	$ (9.2)