v2.4.0.6
Goodwill And Intangible Assets, Net (Changes In Goodwill By Reportable Segment) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Goodwill [Line Items]    
Goodwill, Beginning Balance $ 2,864,664 $ 2,868,739
Additions 22,522 15,086
Foreign exchange translation (9,885) (19,161)
Goodwill, Ending Balance 2,877,301 2,864,664
Leisure [Member]
    
Goodwill [Line Items]    
Goodwill, Beginning Balance 2,822,150 2,823,309
Additions   14,592
Foreign exchange translation (7,664) (15,751)
Goodwill, Ending Balance 2,814,486 2,822,150
Egencia [Member]
    
Goodwill [Line Items]    
Goodwill, Beginning Balance 42,514 45,430
Additions 22,522 494
Foreign exchange translation (2,221) (3,410)
Goodwill, Ending Balance $ 62,815 $ 42,514