v3.3.1.900
VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)
 12 Months Ended
Jan. 03, 2016
Dec. 28, 2014
Dec. 29, 2013
Valuation And Qualifying Accounts Disclosure Line Items      
Balance at Beginning of Period $ 16,000 $ 0  
Additions Charged To Cost And Expense 286,200 116,000 $ 0
Valuation Allowances And Reserves Deductions (69,300) (100,000) 0
Balance at End of Period 232,900 16,000 0
Allowance For Doubtful Accounts [Member]      
Valuation And Qualifying Accounts Disclosure Line Items      
Balance at Beginning of Period 214,400 72,500 236,300
Additions Charged To Cost And Expense 295,900 274,100 7,300
Valuation Allowances And Reserves Deductions (264,600) (132,200) (171,100)
Balance at End of Period 245,700 214,400 72,500
Business Restructuring Reserves [Member]      
Valuation And Qualifying Accounts Disclosure Line Items      
Balance at Beginning of Period 16,000 0  
Additions Charged To Cost And Expense 286,200 116,000 0
Valuation Allowances And Reserves Deductions (69,300) (100,000) 0
Balance at End of Period 232,900 16,000 0
Employee Severance [Member]      
Valuation And Qualifying Accounts Disclosure Line Items      
Balance at Beginning of Period 360,600 83,300 120,200
Additions Charged To Cost And Expense 221,000 931,100 348,100
Valuation Allowances And Reserves Deductions (561,500) (653,800) (385,000)
Balance at End of Period $ 20,100 $ 360,600 $ 83,300