Document and Entity Information	9 Months Ended
	Sep. 30, 2013	Nov. 04, 2013
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q3
Trading Symbol	HST
Entity Registrant Name	HOST HOTELS & RESORTS, INC.
Entity Central Index Key	0001070750
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		756,282,849
HOST HOTELS & RESORTS L.P.
Document Information [Line Items]
Entity Registrant Name	HOST HOTELS & RESORTS L.P.
Entity Central Index Key	0001061937
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer