Leases (Details) $ in Thousands	12 Months Ended
	Dec. 28, 2019 USD ($)
Lease Expense
Operating Lease Cost	$ 826
Short-term Lease Cost	446
Variable Lease Cost	244
Total Operating Lease Cost	1,516
Operating Lease - Operating Cash Flows	755
New ROU Assets - Operating Leases	$ 867
Weighted Average Remaining Lease Term - Operating Leases	1 year 11 months 23 days
Weighted Average Discount Rate - Operating Leases	5.00%