v3.26.1
Earnings Per Common Share (Unit) - Summary of Host L.P. (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings Per Share Diluted [Line Items]        
Net income $ 241 $ 225 $ 742 $ 476
Less: Net income attributable to non-controlling interests (4) (4) (11) (7)
NET INCOME ATTRIBUTABLE TO HOST HOTELS & RESORTS, INC. $ 237 $ 221 $ 731 $ 469
Basic weighted average units outstanding (in units) 684.9 692.5 686.2 695.2
Assuming distribution of common units granted under the comprehensive stock plans, less units assumed purchased at market (in units) 2.1 1.4 1.9 1.5
Diluted weighted average shares outstanding (in shares) 687.0 693.9 688.1 696.7
Basic earnings per common unit (in dollars per unit) $ 0.35 $ 0.32 $ 1.07 $ 0.68
Diluted earnings per common unit (in dollars per unit) $ 0.35 $ 0.32 $ 1.06 $ 0.67
HOST HOTELS & RESORTS L.P.        
Earnings Per Share Diluted [Line Items]        
Net income $ 241 $ 225 $ 742 $ 476
Less: Net income attributable to non-controlling interests (1) 0 (1) 0
NET INCOME ATTRIBUTABLE TO HOST HOTELS & RESORTS, INC. $ 240 $ 225 $ 741 $ 476
Basic weighted average units outstanding (in units) 679.9 687.0 681.2 689.7
Assuming distribution of common units granted under the comprehensive stock plans, less units assumed purchased at market (in units) 2.0 1.4 1.9 1.5
Diluted weighted average shares outstanding (in shares) 681.9 688.4 683.1 691.2
Basic earnings per common unit (in dollars per unit) $ 0.35 $ 0.33 $ 1.09 $ 0.69
Diluted earnings per common unit (in dollars per unit) $ 0.35 $ 0.33 $ 1.08 $ 0.69