Note 9 - Commitments and Contingencies (Details Textual) - USD ($)		12 Months Ended
	Jan. 02, 2017	Dec. 31, 2016
New York, NY [Member]
Operating Leases Monthly Rent		$ 16,700
Operating Leases, Rent Expense, Net		$ 201,000
Brooklyn, NY [Member] | Temporary Location Lease [Member]
Operating Leases Monthly Rent	$ 6,000
Brooklyn, NY [Member] | Permanent Location Lease [Member]
Operating Leases Monthly Rent	$ 9,000
Lessee, Operating Lease, Term of Contract	5 years