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Significant Accounting Policies (Details) - Orbitz - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Jun. 30, 2015
Property, Plant and Equipment [Line Items] |  |
Provision for Doubtful Accounts | $ 800 |
Tax sharing liability, remaining payments | 96,171 | $ 87,300
Notional amount | $ 190,300 | 170,000
Minimum [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 4 years |
Maximum [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 8 years |
Interest Rate Swap [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Notional amount | $ 200,000 | $ 200,000

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