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Other liabilities-non-current - Summary of Other Liabilities (Details) - USD ($)
$ in Millions
Feb. 02, 2019
Feb. 03, 2018
Other Liabilities Disclosure [Abstract]    
Straight-line rent $ 95.1 $ 91.2
Deferred compensation 30.4 32.2
Warranty reserve 23.2 25.7
Other liabilities 75.4 90.5
Total other liabilities $ 224.1 $ 239.6