CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
REVENUES
Revenues	$ 2,890	$ 1,620	$ 5,469
EXPENSES
Other property-level expenses	307	312	365
Depreciation and amortization	762	665	676
Corporate and other expenses	99	89	107
Gain on insurance and business interruption settlements	(8)	0	(5)
Total operating costs and expenses	3,140	2,573	4,670
OPERATING PROFIT (LOSS)	(250)	(953)	799
Interest income	2	8	32
Interest expense	(191)	(194)	(222)
Other gains/(losses)	306	208	339
Equity in earnings (losses) of affiliates	31	(30)	14
INCOME (LOSS) BEFORE INCOME TAXES	(102)	(961)	962
Benefit (provision) for income taxes	91	220	(30)
NET INCOME (LOSS)	(11)	(741)	932
Less: Net (income) loss attributable to non-controlling interests	0	9	(12)
Net income (loss) attributable to Host Hotels & Resorts, Inc.	$ (11)	$ (732)	$ 920
Basic earnings (loss) per common share	$ (0.02)	$ (1.04)	$ 1.26
Diluted earnings (loss) per common share	$ (0.02)	$ (1.04)	$ 1.26
HOST HOTELS & RESORTS L.P.
REVENUES
Revenues	$ 2,890	$ 1,620	$ 5,469
EXPENSES
Other property-level expenses	307	312	365
Depreciation and amortization	762	665	676
Corporate and other expenses	99	89	107
Gain on insurance and business interruption settlements	(8)	0	(5)
Total operating costs and expenses	3,140	2,573	4,670
OPERATING PROFIT (LOSS)	(250)	(953)	799
Interest income	2	8	32
Interest expense	(191)	(194)	(222)
Other gains/(losses)	306	208	339
Equity in earnings (losses) of affiliates	31	(30)	14
INCOME (LOSS) BEFORE INCOME TAXES	(102)	(961)	962
Benefit (provision) for income taxes	91	220	(30)
NET INCOME (LOSS)	(11)	(741)	932
Less: Net (income) loss attributable to non-controlling interests	(1)	1	(2)
Net income (loss) attributable to Host Hotels & Resorts, Inc.	$ (12)	$ (740)	$ 930
Basic earnings (loss) per common share	$ (0.02)	$ (1.06)	$ 1.29
Diluted earnings (loss) per common share	$ (0.02)	$ (1.06)	$ 1.29
Rooms
REVENUES
Revenues	$ 1,858	$ 976	$ 3,431
EXPENSES
Expenses	488	362	873
Rooms | HOST HOTELS & RESORTS L.P.
REVENUES
Revenues	1,858	976	3,431
EXPENSES
Expenses	488	362	873
Food and Beverage
REVENUES
Revenues	674	426	1,647
EXPENSES
Expenses	505	420	1,120
Food and Beverage | HOST HOTELS & RESORTS L.P.
REVENUES
Revenues	674	426	1,647
EXPENSES
Expenses	505	420	1,120
Other
REVENUES
Revenues	358	218	391
EXPENSES
Expenses	890	686	1,295
Other | HOST HOTELS & RESORTS L.P.
REVENUES
Revenues	358	218	391
EXPENSES
Expenses	890	686	1,295
Management Fees
EXPENSES
Expenses	97	39	239
Management Fees | HOST HOTELS & RESORTS L.P.
EXPENSES
Expenses	$ 97	$ 39	$ 239