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11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Aug. 30, 2015
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized       500,000  
Stock Issued During Period, Shares, Restricted Stock Award, Gross 2,000 30,000     28,000
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Discount for Postvesting Restrictions       25.00% 4.00%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price (in Dollars per share)   $ 11.56 $ 13.42   $ 18.15
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   20.00% 20.00%   25.00%
Restricted Stock or Unit Expense (in Dollars)     $ 183,150 $ 127,349  
Stock Issued During Period, Value, Restricted Stock Award, Gross (in Dollars)       $ 43,000  
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures         34,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   30,000 28,000 32,000 30,000
Option Indexed to Issuer's Equity, Strike Price (in Dollars per share)   $ 11.56     $ 13.42
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value (in Dollars per share)   $ 3.41   $ 2.84 $ 4.70
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate   42.32%   42.32% 46.20%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate   2.06%   1.88% 1.92%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate   3.81%   4.30% 2.99%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate   7.70%   7.70% 3.80%
Allocated Share-based Compensation Expense (in Dollars)       $ 35,100 $ 54,828
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value (in Dollars)       $ 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period       41,350  
Stock Granted, Value, Share-based Compensation, Forfeited (in Dollars)       $ 192,218  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares       4,850  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value (in Dollars)       $ 25,337  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares       35,350 47,600
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options (in Dollars)       $ 149,411 $ 248,004
Stock Granted, Value, Share-based Compensation, Net of Forfeitures (in Dollars)       168,000  
Preferred Stock, Shares Authorized         250,000
Preferred Units, Authorized         250,000
Convertible Preferred Stock, Shares Reserved for Future Issuance         125,000
Stock Repurchase Program, Authorized Amount (in Dollars)       $ 7,500,000  
Stock Repurchase Program, Period in Force       12 years  
Stock Repurchased During Period, Shares       175,632  
Stock Repurchased and Retired During Period, Value (in Dollars)       $ 1,950,114,000,000  
Stock Repurchase Program, Remaining Authorized Repurchase Amount (in Dollars)       $ 5,549,886  
Omnibus Incentive Plan [Member]          
11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) [Line Items]          
Stock Issued During Period, Shares, Share-based Compensation, Gross       272,723  
Management Member [Member]          
11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) [Line Items]          
Stock Issued During Period, Shares, Restricted Stock Award, Gross   2,000      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price (in Dollars per share)   $ 10.29      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   2,000      
Board of Directors [Member]          
11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) [Line Items]          
Stock Issued During Period, Shares, Share-based Compensation, Gross       14,568  
Restricted Stock [Member] | Management Member [Member]          
11. CAPITAL STOCK AND STOCK BASED COMPENSATION (Details) [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price (in Dollars per share)   $ 10.29