Leases (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Oct. 05, 2019 USD ($)	Oct. 05, 2019 USD ($)
Lease Expense
Operating Lease Cost	$ 164	$ 608
Short-term Lease Cost	149	348
Variable Lease Cost	47	188
Total Operating Lease Cost	360	1,144
Operating Lease - Operating Cash Flows	156	552
New ROU Assets - Operating Leases	$ 108	$ 833
Weighted Average Remaining Lease Term - Operating Leases	2 years 11 days	2 years 11 days
Weighted Average Discount Rate - Operating Leases	5.00%	5.00%