Annual report pursuant to Section 13 and 15(d)

Taxes (Narrative) (Details)

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Taxes (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended 23 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Feb. 03, 2018
Dec. 31, 2017
Net tax deficiencies from share based payment accounting     $ 15  
Federal income tax statutory rate 21.00% 21.00% 33.70% 35.00%
Effective Income Tax Rate Reconciliation, Percent     2.60%  
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount $ 0 $ (17) $ (584)  
Net change in the valuation allowance 5 10    
Federal net operating loss carryforwards 0      
Operating Loss Carryforwards 218      
State credit carryforwards 9      
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 106 120    
Charges (credit) to income tax expense for federal, state and local interest and penalties $ 6 $ 5 $ (3)  
Maximum [Member]        
Operating Loss Carryforwards, Expiration Dates Dec. 31, 2039      
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit $ 56      
Minimum [Member]        
Operating Loss Carryforwards, Expiration Dates Dec. 31, 2020      
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit $ 0