Leases - Schedule of Operating Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 28, 2019	Sep. 28, 2019
Leases [Abstract]
Operating lease costs	$ 1,930	$ 5,134
Short term lease costs	777	3,782
Total lease costs	2,707	8,916
Cash paid for amounts included in the measurement of lease liabilities	$ 1,862	$ 4,980