Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.10.0.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 10 Months Ended 11 Months Ended 12 Months Ended
Nov. 03, 2018
Oct. 28, 2017
Nov. 03, 2018
Oct. 28, 2017
Nov. 03, 2018
Dec. 31, 2017
Feb. 03, 2018
Income Taxes              
Federal statutory rate (as a percent)         21.00% 35.00%  
Provisional discrete net tax benefit             $ (0.3)
Incremental withholding liabilities on investment in foreign subsidiaries             $ (17.3)
Effective income tax rate (as a percent) 48.90% 32.80% 26.30% 34.20%      
Accounting Standards Update 2016-09 | Measurement period adjustments              
Income Taxes              
Release of state valuation allowances     $ (3.1)        
Tax deficiencies related vesting of stock-based awards       $ 2.2