v3.26.1
Fair Value Measurements - Fair Value of Assets and Liabilities Measured on Recurring Basis (Details) - USD ($)
$ in Millions
Aug. 01, 2026
Jan. 31, 2026
Aug. 02, 2025
Assets      
Adjusted Cost $ 5,509.7 $ 3,137.0 $ 523.3
Unrealized Gains 72.1 0.4 28.6
Unrealized Losses (134.7) (59.8) 0.0
Fair Value 5,447.1 3,077.6 551.9
Liabilities      
Unrealized Gains, Derivative liability on digital assets 0.0 (2.3) 0.0
Unrealized Losses 0.0 0.0 0.0
Fair Value 2.0    
Unrealized Gains, Nonqualified deferred compensation 0.0 0.0 0.0
Unrealized Losses, Nonqualified deferred compensation 0.0 0.0 0.0
Total liabilities 2.1 3.1 0.1
Total liabilities 2.1 0.8 0.1
Level 1:      
Assets      
Adjusted Cost on Equity investment 4,874.8    
Unrealized Gains on Equity investment 72.1    
Unrealized Losses on Equity investment 0.0    
Fair Vlue on Equity investment 4,946.9    
Level 1: | Digital Assets      
Assets      
Adjusted Cost, Digital assets 0.2 0.2 500.0
Unrealized gain on Digital assets 0.0 0.0 28.6
Unrealized loss, Digital assets (0.1) (0.1) 0.0
Fair Value, Digital assets 0.1 0.1 528.6
Level 1: | Time deposits      
Assets      
Adjusted Cost 206.6 2,708.7 23.2
Unrealized Gains 0.0 0.4 0.0
Unrealized Losses (0.6) 0.0 0.0
Fair Value 206.0 2,709.1 23.2
Level 2:      
Liabilities      
Adjusted Cost, Derivative liability on digital assets 2.0 3.0  
Unrealized Gains, Derivative liability on digital assets 0.0 (2.3)  
Fair Value 2.0 0.7  
Nonqualified deferred compensation, Adjusted Cost 0.1 0.1 0.1
Fair Value, Nonqualified deferred compensation 0.1 0.1 0.1
Level 2: | Digital Assets Receivable      
Assets      
Adjusted Cost, Digital assets 428.0 428.0  
Unrealized gain on Digital assets 0.0 0.0  
Unrealized loss, Digital assets (134.0) (59.7)  
Fair Value, Digital assets 294.0 368.3  
Level 2: | Company-owned life insurance      
Assets      
Adjusted Cost 0.1 0.1 0.1
Unrealized Gains 0.0 0.0 0.0
Unrealized Losses 0.0 0.0 0.0
Fair Value $ 0.1 $ 0.1 $ 0.1