Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Dec. 31, 2019
Leases [Abstract]
Operating Lease, Liability	$ 17,966	$ 17,973
Operating lease, right-of-use asset	17,346		$ 17,522
Operating lease, liability, current	5,550		5,647
Operating lease, liability, noncurrent	12,416		$ 12,326
Operating lease, cost	1,906	1,485
Operating lease, payments	1,863	1,401
Lease, cost	$ 39	$ 169
Weighted average discount rate	440.00%	4.80%
Weighted average remaining lease term	3 years 8 months 12 days	4 years 1 month 6 days
Rental income	$ 77