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Historical Cost and Redemption Values for Non-Controlling Interests (Detail) (HOST HOTELS & RESORTS L.P. AND SUBSIDIARIES, USD $)
In Millions, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
HOST HOTELS & RESORTS L.P. AND SUBSIDIARIES
   
Shares Subject To Mandatory Redemption By Settlement Terms [Line Items]    
OP units outstanding (millions) 9,500,000 9,900,000
Market price per Host Inc. common share $ 19.44 $ 15.67
Shares issuable upon conversion of one OP unit 1.021494 1.021494
Redemption value (millions) $ 190 $ 158
Historical cost (millions) 95 96
Book value (millions) $ 190 [1] $ 158 [1]
[1] The book value recorded is equal to the greater of the redemption value or the historical cost.