v3.24.3
EARNINGS PER SHARE - Schedule of the Calculation of Basic and Diluted Earnings (Losses) Per Share (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Numerator:        
Net income $ 471 $ 68 $ 1,352 $ 194
Net income attributable to noncontrolling interests 0 0 0 0
Net income attributable to Hyatt Hotels Corporation $ 471 $ 68 $ 1,352 $ 194
Denominator:        
Basic weighted-average shares outstanding (in shares) 99,149,433 104,335,826 101,006,064 105,411,846
Share-based compensation (in shares) 2,536,249 2,523,931 2,632,497 2,461,795
Diluted weighted-average shares outstanding (in shares) 101,685,682 106,859,757 103,638,561 107,873,641
Basic Earnings Per Class A and Class B Share:        
Net income (in dollars per share) $ 4.75 $ 0.65 $ 13.38 $ 1.84
Net income attributable to noncontrolling interests (in dollars per share) 0 0 0 0
Net income attributable to Hyatt Hotels Corporation (in dollars per share) 4.75 0.65 13.38 1.84
Diluted Earnings Per Class A and Class B Share:        
Net income (in dollars per share) 4.63 0.63 13.04 1.80
Net income attributable to noncontrolling interests (in dollars per share) 0 0 0 0
Net income attributable to Hyatt Hotels Corporation (in dollars per share) $ 4.63 $ 0.63 $ 13.04 $ 1.80