CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings / (Deficit)	Non-redeemable Non-controlling Interest of Other Consolidated Partnerships	Redeemable Non-controlling Interests of Host Hotels & Resorts, L.P.	Parent Company
Balance, shares at Dec. 31, 2018		740.4
Balance at Dec. 31, 2018		$ 7	$ 8,156	$ (59)	$ (610)	$ 72	$ 128	$ 7,566
Net income (loss)	$ 932				920	2	10	922
Other changes in ownership			11			1	13	10
Change in fair value of derivative instruments	(1)			(1)				(1)
Amounts reclassified from other comprehensive income (loss)	$ 4			4				4
Comprehensive stock and employee stock purchase plans (shares)		0.6
Comprehensive stock and employee stock purchase plans			10					(10)
Common stock dividends					(617)			(617)
Redemptions of limited partner interests for common stock (shares)	200,000	0.2
Redemptions of limited partner interests for common stock	$ 2		2				(2)	2
Distributions to non-controlling interests						69	7	(69)
Repurchase of common stock (shares)		27.8
Repurchase of common stock			482					(482)
Balance, shares at Dec. 31, 2019		713.4
Balance at Dec. 31, 2019		$ 7	7,675	(56)	(307)	6	142	7,325
Net income (loss)	(741)				(732)	(1)	(8)	(733)
Other changes in ownership			(22)				21	(22)
Foreign currency translation and other comprehensive income (loss) of unconsolidated affiliates				(18)				(18)
Change in fair value of derivative instruments	(1)			(1)				(1)
Amounts reclassified from other comprehensive income (loss)	$ 1			(1)				(1)
Comprehensive stock and employee stock purchase plans (shares)		0.7
Comprehensive stock and employee stock purchase plans			15					15
Common stock dividends					(141)			(141)
Redemptions of limited partner interests for common stock (shares)	200,000	0.2
Redemptions of limited partner interests for common stock	$ 3		3				(3)	3
Distributions to non-controlling interests							2
Repurchase of common stock (shares)		8.9
Repurchase of common stock			147					(147)
Balance, shares at Dec. 31, 2020	705,400,000	705.4
Balance at Dec. 31, 2020	$ 6,326	$ 7	7,568	(74)	(1,180)	5	108	6,326
Net income (loss)	(11)				(11)	1	(1)	(10)
Other changes in ownership			(20)		(1)	(1)	21	(22)
Foreign currency translation and other comprehensive income (loss) of unconsolidated affiliates				(2)				(2)
Change in fair value of derivative instruments	0
Amounts reclassified from other comprehensive income (loss)	$ 0
Common stock issuances (shares)		7.8
Common stock issuances			138					138
Comprehensive stock and employee stock purchase plans (shares)		0.8
Comprehensive stock and employee stock purchase plans			14					14
Redemptions of limited partner interests for common stock (shares)	100,000	0.1
Redemptions of limited partner interests for common stock	$ 2		2				(2)	2
Balance, shares at Dec. 31, 2021	714,100,000	714.1
Balance at Dec. 31, 2021	$ 6,446	$ 7	$ 7,702	$ (76)	$ (1,192)	$ 5	$ 126	$ 6,446