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Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Nov. 02, 2019
Nov. 03, 2018
Nov. 02, 2019
Nov. 03, 2018
Income Tax Disclosure [Abstract]        
Effective income tax rate 23.60% 24.30% 23.40% 23.10%
Increase (decrease) in unrecognized tax benefits $ (1.6)      
Reasonably possible amount of reduction in unrecognized tax benefit over the next twelve months $ 1.0   $ 1.0