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Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended 24 Months Ended
Dec. 21, 2017
Feb. 02, 2019
Nov. 03, 2018
Aug. 04, 2018
Feb. 03, 2018
Feb. 01, 2020
Feb. 02, 2019
Feb. 03, 2018
Feb. 01, 2020
Jan. 28, 2017
Income Taxes [Line Items]                    
Federal statutory income tax rate 35.00%         21.00% 21.00% 33.70% 21.00%  
Tax Cuts and Jobs Act, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense   $ 4 $ 23 $ 1 $ 99          
Decrease in provision for accumulated foreign earnings, TCJA             $ 28      
Undistributed foreign earnings           $ 704     $ 704  
Valuation allowance   33       39 33   39  
Valuation allowance excess of tax rate           2     2  
Capital loss   1       2 1   2  
International minimum tax credit carryforwards           4     4  
Operating loss carryforwards Foreign           41     41  
Gross unrecognized tax benefits   34     44 45 34 $ 44 45 $ 38
Net unrecognized tax benefits that would impact effective tax rate           34     34  
Unrecognized tax benefits interest expense (income), net           1        
Interest and penalties   $ 1     $ 0 2 $ 1 $ 0 2  
Foreign Tax Authority [Member]                    
Income Taxes [Line Items]                    
Valuation allowance           36     36  
Capital loss           1     1  
Operating loss carryforwards Foreign           $ 6     $ 6