XML 59 R47.htm IDEA: XBRL DOCUMENT v3.22.1
Historical Cost and Redemption Values for Non-Controlling Interests (Detail)
$ / shares in Units, shares in Millions, $ in Millions
Mar. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Shares Subject To Mandatory Redemption By Settlement Terms [Line Items]    
Book value (millions) $ 203 $ 126
HOST HOTELS & RESORTS L.P.    
Shares Subject To Mandatory Redemption By Settlement Terms [Line Items]    
Common OP units outstanding (millions) | shares 10.2 7.1
Market price per Host Inc. common share | $ / shares $ 19.43 $ 17.39
Shares issuable upon conversion of one common OP unit 1.021494 1.021494
Redemption value (millions) $ 203 $ 126
Historical cost (millions) 97 66
Book value (millions) [1] $ 203 $ 126
[1] The book value recorded is equal to the greater of redemption value or historical cost.