Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

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- Definition

Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

+ References

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464

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- Definition

The amount of property, plant, and equipment recognized as of the acquisition date.

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Acquisitions and Dispositions - 2013 Acquisitions Intangible Assets (Details) (WMS Acquisition, USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Oct. 18, 2013
Business Acquisition [Line Items]
Property, plant and equipment, net		$ 465.8
Intangible assets		325.0
Brand names
Business Acquisition [Line Items]
Intangible asset indefinite lived		66.0
Product name
Business Acquisition [Line Items]
Intangible assets amortizable		39.3
Weighted-average remaining useful life (in years)	10 years
Customer relationships
Business Acquisition [Line Items]
Intangible assets amortizable		131.5
Customer relationships \| Minimum
Business Acquisition [Line Items]
Weighted-average remaining useful life (in years)	2 years
Customer relationships \| Maximum
Business Acquisition [Line Items]
Weighted-average remaining useful life (in years)	15 years
Licenses
Business Acquisition [Line Items]
Intangible assets amortizable		88.2
Licenses \| Minimum
Business Acquisition [Line Items]
Weighted-average remaining useful life (in years)	2 years
Licenses \| Maximum
Business Acquisition [Line Items]
Weighted-average remaining useful life (in years)	5 years
Land
Business Acquisition [Line Items]
Property, plant and equipment, net		14.9
Real property
Business Acquisition [Line Items]
Property, plant and equipment, net		110.5
Remaining useful life range (in years)	40 years
Gaming machines
Business Acquisition [Line Items]
Property, plant and equipment, net		230.8
Gaming machines \| Minimum
Business Acquisition [Line Items]
Remaining useful life range (in years)	1 year
Gaming machines \| Maximum
Business Acquisition [Line Items]
Remaining useful life range (in years)	6 years
Personal property
Business Acquisition [Line Items]
Property, plant and equipment, net		$ 109.6
Personal property \| Minimum
Business Acquisition [Line Items]
Remaining useful life range (in years)	4 years
Personal property \| Maximum
Business Acquisition [Line Items]
Remaining useful life range (in years)	6 years