v3.26.1
Earnings per Share (Tables)
6 Months Ended
Jun. 28, 2026
Earnings Per Share [Abstract]  
Schedule of Share Amounts Used in Calculating Basic and Diluted Earnings Per Common Share The share amounts used in calculating the basic and diluted earnings per share of common stock for the three and six months ended June 28, 2026 and June 29, 2025 are as follows:
(In thousands, except per share amounts)Three months endedSix months ended
June 28, 2026June 29, 2025June 28, 2026June 29, 2025
Net loss attributable to Six Flags Entertainment Corporation$(202,620)$(99,648)$(471,220)$(319,366)
Basic weighted average shares of common stock101,731 100,652 101,610 100,376 
Diluted weighted average shares of common stock101,731 100,652 101,610 100,376 
Basic$(1.99)$(0.99)$(4.64)$(3.18)
Diluted$(1.99)$(0.99)$(4.64)$(3.18)