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Net Income (Loss) Per Common Share Attributable to CBI - Schedule of Antidilutive Shares (Details) - $ / shares
shares in Thousands
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Feb. 29, 2024
Schedule Of Earnings Per Share, Basic And Diluted, By Common Class, Including Two Class Method [Line Items]      
Weighted average exercise price, stock options (in dollars per share) $ 235.72 $ 251.32 $ 246.64
Stock options      
Schedule Of Earnings Per Share, Basic And Diluted, By Common Class, Including Two Class Method [Line Items]      
Weighted average shares outstanding from calculation of diluted net income (loss) per share (in shares) 1,639 2,584 723