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Summary of Goodwill Activity by Reportable Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Goodwill And Intangible Assets [Line Items]
Beginning balance	$ 158,134	$ 105,655
Goodwill acquired during the year	0	52,479
Ending balance	158,134	158,134
Casinos [Member]
Goodwill And Intangible Assets [Line Items]
Beginning balance	60,275	7,796
Goodwill acquired during the year	0	52,479
Ending balance	60,275	60,275
Distributed Gaming [Member]
Goodwill And Intangible Assets [Line Items]
Beginning balance	97,859	97,859
Goodwill acquired during the year	0
Ending balance	$ 97,859	$ 97,859

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- Definition

Goodwill and intangible assets.

+ References

No definition available.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

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