Remaining Performance Obligation (Details) $ in Thousands	Dec. 30, 2018 USD ($)
Revenue [Abstract]
Anticipated recognition of revenue in 2019	$ 8,309
Anticipated recognition of revenue in 2020	6,304
Anticipated recognition of revenue in 2021	5,873
Anticipated recognition of revenue in 2022	5,672
Anticipated recognition of revenue in 2023	5,442
Anticipated recognition of revenue thereafter	70,605
Revenue, Remaining Performance Obligation	$ 102,205