Leases - Lease Balances (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Right-of-use assets	$ 50,058	$ 50,160
Long-term lease liability	43,549	43,827
Total lease liabilities	$ 53,721	$ 53,852
Weighted Average Remaining Lease Term (years)	8 years 3 months 18 days	8 years 4 months 24 days
Weighted Average Discount Rate	4.90%	4.90%
Right-of-use assets
Lessee, Lease, Description [Line Items]
Right-of-use assets	$ 50,058	$ 50,160
Accrued Liabilities
Lessee, Lease, Description [Line Items]
Short-term lease liability	10,172	10,025
Long-term lease
Lessee, Lease, Description [Line Items]
Long-term lease liability	$ 43,549	$ 43,827