Summary of Significant Accounting Policies - Summary of Acquired Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2019	Dec. 31, 2018
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 7,238
Accumulated Amortization	884
Foreign Currency Translation	(727)
Net Carrying Amount	$ 5,627	$ 5,936
Trademarks [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Economic Life	2 years
Gross Carrying Amount	$ 749
Accumulated Amortization	379
Foreign Currency Translation	(75)
Net Carrying Amount	$ 295
Customer Relationships [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Economic Life	13 years
Gross Carrying Amount	$ 6,489
Accumulated Amortization	505
Foreign Currency Translation	(652)
Net Carrying Amount	$ 5,332