Annual report pursuant to Section 13 and 15(d)

Note 20 - Subsequent Events (Details Textual)

v3.7.0.1
Note 20 - Subsequent Events (Details Textual) - USD ($)
Apr. 28, 2017
Apr. 27, 2017
Mar. 14, 2014
Mar. 13, 2014
May 23, 2017
Subsequent Event [Member] | New Amended Credit Facility 2 [Member]          
Line of Credit Facility, Maximum Borrowing Capacity         $ 2,500,000
PFG Loan [Member]          
Debt Instrument, Face Amount       $ 2,000,000  
Debt Instrument, Term     2 years 180 days 3 years  
Debt Instrument, Interest Rate, Stated Percentage     9.75%    
PFG Loan [Member] | Subsequent Event [Member]          
Debt Instrument, Face Amount   $ 1,500,000      
Debt Instrument, Term   2 years      
Debt Instrument, Interest Rate, Stated Percentage   16.00%      
Debt Instrument, Cash Interest Rate   9.50%      
Debt Instrument, Deferred Interest Rate   6.50%      
Debt Instrument, Maximum Fee Amount to be Paid upon Maturity   $ 100,000      
Debt Instrument, Fee Amount   76,000      
Debt Instrument, Remaining Fee Amount   24,000      
Debt Instrument, Remaining Fee Amount, Per Month   $ 1,000      
Debt Instrument, Reduction in Fee Amount Contingent on Meeting or Exceeding Minimums   25.00%      
Number of New Shares to be Issued, Maximum   250,000      
Stock Issued During Period, Shares, New Issues   190,000      
Number of New Shares to be Issued, Remaining   60,000      
Number of New Shares to be Issued, Remaining, Per Month   2,500      
Proceeds from Issuance of Long-term Debt $ 1,500,000 $ 1,500,000