XML 30 R19.htm IDEA: XBRL DOCUMENT v3.4.0.3
4. SUPPLEMENTAL CASH FLOW INFORMATION (Tables)
 3 Months Ended
Mar. 31, 2016
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information Related Text Supplemental cash flow information is as follows:

    (Unaudited)  
    Three Months Ended  
    March 31,  
    2016     2015  
             
Interest   $ 117,947     $ 155,196  
                 
Federal, state and local income taxes,                
net of refunds   $ 988,056     $ 3,500,971  
                 
Fixed asset purchases in accounts payable   $ 148,357     $ 147,296