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Property at Cost - Additional information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 31, 2020
Nov. 02, 2019
Oct. 31, 2020
Nov. 02, 2019
Property, Plant and Equipment [Abstract]        
Depreciation expense $ 215.6 $ 216.3 $ 649.1 $ 640.5