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Basis of Presentation - Equity Securities without Readily Determinable Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
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Equity Securities without Readily Determinable Fair Value [Line Items] |  |
Investment in Topgolf | $ 70,777 | $ 70,495
Topgolf International Inc |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |
Investment in Topgolf | $ 70,777 | $ 70,495

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- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84241550&loc=SL75117539-209714 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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