XML 68 R58.htm IDEA: XBRL DOCUMENT v3.10.0.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 29, 2018
Mar. 31, 2018
Sep. 29, 2018
Dec. 30, 2017
Income Tax Disclosure [Abstract]        
Unrecognized tax benefits $ 2.1   $ 2.1  
Income tax penalties and interest accrued 1.1   1.1  
Significant change in unrecognized tax benefits is reasonably possible, estimated change, upper bound 1.8   1.8  
Transition tax for accumulated foreign earnings, provisional income tax expense (benefit)       $ 12.1
Change in enacted tax rate, amount     $ 62.9  
Tax cuts and jobs act of 2017, incomplete accounting, provisional income tax benefit $ 0.1 $ 1.6