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VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
12 Months Ended
Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
 
Years ended December 31, 2012, 2011, and 2010
 
COLUMN A Column B Column C - Additions Column D Column E
 
Balances at Charged to Balances
beginning costs and Charged to at end
Description       of period       expenses       other accounts       Deductions       of period
2012
Reserve for bad debts and allowances $      1,318,714 $      231,995   $      - $      595,429 $      955,280
 
2011  
Reserve for bad debts and allowances $ 1,283,925 $ 140,457 $ - $ 105,668 $ 1,318,714
 
2010
Reserve for bad debts and allowances 1,125,112 332,363 - 173,550 1,283,925
 
Reserve for sales returns and other allowances - 372,811 - 372,811 -