Leases - Schedule of Components of Lease Expense (Details) $ in Thousands	6 Months Ended
	Jun. 29, 2019 USD ($)
Operating leases	$ 1,340
Short-term leases	255
Total lease expense	1,595
Operating Costs [Member]
Operating leases	418
Short-term leases
Selling, General and Administrative Expenses [Member]
Operating leases	922
Short-term leases	$ 255