v3.19.2
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Jun. 29, 2019
Jun. 30, 2018
Income Tax Disclosure [Abstract]        
Change in deferred tax assets valuation allowance, amount $ 44,500   $ 44,500  
Provision for (benefit from) income taxes $ 46,228 $ (870) $ 45,245 $ (1,615)