Equity of Host Inc. and Capital of Host L.P. - Additional Information (Detail) (USD $)	3 Months Ended
	Mar. 31, 2014
HOST HOTELS & RESORTS, INC.
Stockholders Equity Note [Line Items]
Percentage of the common OP Units	99.00%
Dividend declaration date	Feb. 18, 2014
Dividend per share, declared	$ 0.14
Dividend payable date	Apr. 15, 2014
Dividend record date	Mar. 31, 2014
Host Hotels Resorts Limited Partnership
Stockholders Equity Note [Line Items]
Shares issuable upon conversion of one OP unit	1.021494
Common OP units, distribution paid	$ 0.14300916