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Description of the Business and Summary of Significant Accounting Policies - Summary of Revenue by Type (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2017 | Mar. 31, 2016
Segment Reporting Information [Line Items] |  |
Revenue | $ 725.4 | $ 682.0
Gaming |  |
Segment Reporting Information [Line Items] |  |
Revenue | 440.0 | 421.7
Gaming | Gaming operations |  |
Segment Reporting Information [Line Items] |  |
Revenue | 172.4 | 184.4
Gaming | Gaming machine sales |  |
Segment Reporting Information [Line Items] |  |
Revenue | 156.2 | 134.5
Gaming | Gaming systems |  |
Segment Reporting Information [Line Items] |  |
Revenue | 61.5 | 59.7
Gaming | Table products |  |
Segment Reporting Information [Line Items] |  |
Revenue | 49.9 | 43.1
Lottery |  |
Segment Reporting Information [Line Items] |  |
Revenue | 189.1 | 187.7
Lottery | Instant products |  |
Segment Reporting Information [Line Items] |  |
Revenue | 141.7 | 137.3
Lottery | Lottery systems |  |
Segment Reporting Information [Line Items] |  |
Revenue | 47.4 | 50.4
Interactive |  |
Segment Reporting Information [Line Items] |  |
Revenue | 96.3 | 72.6
Interactive | Social Gaming - B2C |  |
Segment Reporting Information [Line Items] |  |
Revenue | 80.2 | 60.2
Interactive | Other |  |
Segment Reporting Information [Line Items] |  |
Revenue | $ 16.1 | $ 12.4

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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