Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Loss) - Other Comprehensive Income (Loss) Attributable to CBI (Details)

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Accumulated Other Comprehensive Income (Loss) - Other Comprehensive Income (Loss) Attributable to CBI (Details) - USD ($)
$ in Millions
 12 Months Ended
Feb. 29, 2024
Feb. 28, 2023
Feb. 28, 2022
Other comprehensive income (loss):      
Other comprehensive income (loss) $ 364.3 $ 468.4 $ (80.4)
Accumulated Other Comprehensive Income (Loss)      
Other comprehensive income (loss):      
Net gain (loss), net of tax amount 476.3    
Reclassification adjustments, net of tax amount (128.0)    
Other comprehensive income (loss) attributable to CBI, before tax amount 358.8 466.8 (76.3)
Other comprehensive income (loss) attributable to CBI, tax (expense) benefit (10.5) (25.6) (0.9)
Other comprehensive income (loss) 348.3 441.2 (77.2)
Accumulated Other Comprehensive Income (Loss) | Share of OCI of equity method investments:      
Other comprehensive income (loss):      
Net gain (loss), before tax amount   2.6 (16.2)
Net gain (loss), tax (expense) benefit   2.5 3.7
Net gain (loss), net of tax amount 0.0 5.1 (12.5)
Reclassification adjustments, before tax amount   0.0 0.0
Reclassification adjustments, tax (expense) benefit   0.0 0.0
Reclassification adjustments, net of tax amount 0.0 0.0 0.0
Other comprehensive income (loss) attributable to CBI, before tax amount   2.6 (16.2)
Other comprehensive income (loss) attributable to CBI, tax (expense) benefit   2.5 3.7
Other comprehensive income (loss) 0.0 5.1 (12.5)
Foreign currency translation adjustments:      
Other comprehensive income (loss):      
Net gain (loss), before tax amount 279.3 255.0 (38.9)
Net gain (loss), tax (expense) benefit 0.0 0.0 0.0
Net gain (loss), net of tax amount 279.3 255.0 (38.9)
Reclassification adjustments, before tax amount 0.0 0.0 0.0
Reclassification adjustments, tax (expense) benefit 0.0 0.0 0.0
Reclassification adjustments, net of tax amount 0.0 0.0 0.0
Other comprehensive income (loss) attributable to CBI, before tax amount 279.3 255.0 (38.9)
Other comprehensive income (loss) attributable to CBI, tax (expense) benefit 0.0 0.0 0.0
Other comprehensive income (loss) 279.3 255.0 (38.9)
Unrealized gain (loss) on cash flow hedges:      
Other comprehensive income (loss):      
Net gain (loss), before tax amount 222.1 259.3 12.6
Net gain (loss), tax (expense) benefit (26.4) (33.2) (7.5)
Net gain (loss), net of tax amount 195.7 226.1 5.1
Reclassification adjustments, before tax amount (144.7) (50.2) (34.0)
Reclassification adjustments, tax (expense) benefit 16.7 5.1 2.9
Reclassification adjustments, net of tax amount (128.0) (45.1) (31.1)
Other comprehensive income (loss) attributable to CBI, before tax amount 77.4 209.1 (21.4)
Other comprehensive income (loss) attributable to CBI, tax (expense) benefit (9.7) (28.1) (4.6)
Other comprehensive income (loss) 67.7 181.0 (26.0)
Pension/postretirement adjustments:      
Other comprehensive income (loss):      
Net gain (loss), before tax amount 2.1 0.1 2.3
Net gain (loss), tax (expense) benefit (0.8) 0.0 (0.6)
Net gain (loss), net of tax amount 1.3 0.1 1.7
Reclassification adjustments, before tax amount 0.0 0.0 (2.1)
Reclassification adjustments, tax (expense) benefit 0.0 0.0 0.6
Reclassification adjustments, net of tax amount 0.0 0.0 (1.5)
Other comprehensive income (loss) attributable to CBI, before tax amount 2.1 0.1 0.2
Other comprehensive income (loss) attributable to CBI, tax (expense) benefit (0.8) 0.0 0.0
Other comprehensive income (loss) $ 1.3 $ 0.1 $ 0.2