v2.4.0.6
Pension, Postretirement Health Care and Other Benefits (Details2) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended 12 Months Ended
Jul. 28, 2012
Jul. 30, 2011
Jul. 28, 2012
Jul. 30, 2011
Jan. 28, 2012
Pension, Postretirement Health Care and Other Benefits          
Nonqualified unfunded deferred compensation plan for members whose participation in 401(k) plan is limited, number of employees (in number of individuals)     3,000    
Unfunded nonqualified deferred compensation plan for members whose participation in 401(k) plan is limited, percent credited to accounts of active participants     2.00%    
Nonqualified unfunded deferred compensation plan frozen in 1996, number of current active and retired participants (in number of individuals)     100    
Nonqualified unfunded deferred compensation plan frozen in 1996, additional rate of return above market levels (as a percent)     6.00%    
Maximum
         
Prepaid Forward Contracts on Target Common Stock          
Nonqualified unfunded deferred compensation plan frozen in 1996, rate of return (as a percent)     20.00%    
Minimum
         
Prepaid Forward Contracts on Target Common Stock          
Nonqualified unfunded deferred compensation plan frozen in 1996, rate of return (as a percent)     12.00%    
Prepaid forward contracts
         
Prepaid Forward Contracts on Target Common Stock          
Change in fair value for contracts indexed to Target common stock, recognized in earnings, pretax $ 4 $ 4 $ 15 $ (3)  
Investments in contracts indexed to Target common stock     13 29  
Number of Shares 1.2 1.4 1.2 1.4 1.4
Contractual Price Paid per Share (in dollars per share)     $ 44.70 $ 45.43 $ 44.21
Contractual Fair Value 72 74 72 74 69
Total Cash Investment $ 53 $ 65 $ 53 $ 65 $ 61