CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Jun. 30, 2018	Dec. 30, 2017
CONSOLIDATED CONDENSED BALANCE SHEETS
Receivables, allowance for doubtful accounts	$ 400	$ 400
Unamortized debt issuance costs - Current	13,900	13,900
Unamortized debt issuance costs - Noncurrent	$ 89,500	$ 96,500
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	3,868,526	3,843,078
Common stock, shares outstanding	3,868,526	3,843,078