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Acquisitions (Detail)
In Millions, unless otherwise specified
6 Months Ended 12 Months Ended 1 Months Ended 1 Months Ended 11 Months Ended 1 Months Ended
Jun. 30, 2014
USD ($)
Jun. 30, 2013
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2012
USD ($)
Dec. 31, 2011
USD ($)
Oct. 31, 2013
Hilton Bradford [Member]
USD ($)
Oct. 31, 2013
Hilton Bradford [Member]
GBP (£)
Sep. 30, 2013
Hilton Bradford [Member]
USD ($)
Apr. 30, 2013
Land Parcel [member]
USD ($)
Dec. 31, 2012
Hilton Odawara [member]
USD ($)
Dec. 31, 2012
Hilton Odawara [member]
JPY (¥)
Nov. 30, 2012
Hilton Odawara [member]
Aug. 31, 2011
Oakbrook Suites and Garden Inn [member]
USD ($)
Jul. 31, 2011
Oakbrook Suites and Garden Inn [member]
Dec. 31, 2012
Hilton Odawara [member]
USD ($)
Significant Acquisitions and Disposals [Line Items]                              
Acquisitions $ 0 $ 30 $ 30 $ 0 $ 12 $ 15 £ 9   $ 28 $ 1 ¥ 155   $ 12    
Gain (loss) on capital lease transactions           2                  
Capital lease obligations               17             15
Percentage interest acquired                   53.50% 53.50%   50.00%    
VIE, ownership percentage                       46.50%      
Acquisition of noncontrolling interest       1           4          
Equity method investment, ownership percentage                           50.00%  
Property and equipment recognized from acquisition                         $ 24