XML 59 R44.htm IDEA: XBRL DOCUMENT v3.10.0.1
Income Taxes (Details) - USD ($)
$ in Millions
6 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Feb. 03, 2018
Income Tax Disclosure [Abstract]      
Effective income tax rate (as a percent) 24.00% (1706.10%)  
Aggregate accruals for uncertain tax positions, including penalties and interest $ 18.9   $ 19.0
Accrued expenses      
Transition Tax      
Current portion related to transition tax 0.4   1.9
Other long-term liabilities      
Transition Tax      
Long-term portion related to transition tax $ 17.7   $ 17.7