Defined Benefit Pension Plan (Details) - Pension Plans, Defined Benefit [Member] - USD ($) $ in Millions	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 0.3	$ 0.3	$ 0.3
Net funding deficiency of the Benefit Plan	$ 0.2	$ 0.5	$ 0.4