Annual report pursuant to Section 13 and 15(d)

Credit Agreement (Details)

v2.4.0.6
Credit Agreement (Details) (USD $)
In Millions, unless otherwise specified
0 Months Ended 12 Months Ended
Feb. 10, 2012
Jan. 28, 2012
Jan. 28, 2012
Line of credit facility, initiation date February 10, 2012 January 27, 2012  
Line of credit facility, maximum borrowing capacity $ 1,500 $ 1,250 $ 1,250
Line of credit facility, maturity date     April 29, 2016
Line of Credit Facility, Revolving Credit, Description    
Credit facility financial covenants    
Total Standby and Import Letters of Credit   144 144
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.325%
Line of Credit Facility, Current Borrowing Capacity   $ 1,106 $ 1,106
Standby Letters of Credit [Member]
     
Line of Credit Facility, Interest Rate at Period End   2.00% 2.00%
Import Letters of Credit [Member]
     
Line of Credit Facility, Interest Rate at Period End   1.00% 1.00%