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NOTES PAYABLE AND LONG-TERM DEBT (Details)
3 Months Ended 4 Months Ended 6 Months Ended 8 Months Ended
Aug. 20, 2018
Sep. 18, 2015
USD ($)
shares
Jun. 30, 2020
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
shares
Aug. 20, 2018
Debt Instruments [Abstract]                
Proceeds from issuance of long-term debt           $ 0 $ 982,938 [1]  
Long-term Debt [Abstract]                
Less current maturities         $ 519,516 [1] 0    
Total         8,448,502 [1] 0    
Proceeds from issuance of long-term debt           0 982,938 [1]  
Line of Credit [Member]                
Long-term Debt [Abstract]                
Line of credit note         8,968,018 0    
Less current maturities         519,516 0    
Total         $ 8,448,502 $ 0    
Promissory Notes with BOKF [Member] | LIBOR [Member]                
Debt Instruments [Abstract]                
Debt Instrument basis spread on variable rate         1.50% 3.931%   1.85%
BOKF Promissory Note and Business Loan Agreement, Working Capital [Member]                
Debt Instruments [Abstract]                
Line of credit facility maximum borrowing capacity           $ 6,000,000    
Line of credit maturity date           Sep. 18, 2021    
Debt instrument interest rate increase (decrease) (0.35%)              
BOKF Promissory Note and Business Loan Agreement, Working Capital [Member] | Minimum [Member]                
Debt Instruments [Abstract]                
Debt instrument covenants fixed charge coverage ratio   1.2            
BOKF Promissory Note and Business Loan Agreement, Working Capital [Member] | Maximum [Member]                
Debt Instruments [Abstract]                
Debt instrument covenants EBITDA ratio   1.5            
BOKF Promissory Note and Business Loan Agreement, Working Capital [Member] | Line of Credit [Member]                
Long-term Debt [Abstract]                
Line of credit note         $ 0 $ 0    
BOKF Promissory Note and Business Loan Agreement, Stock Repurchase [Member]                
Debt Instruments [Abstract]                
Line of credit facility maximum borrowing capacity   $ 10,000,000       $ 15,000,000    
Line of credit maturity date           Sep. 18, 2024    
Debt instrument interest rate increase (decrease) (0.35%)              
Proceeds from issuance of long-term debt             $ 1,000,000  
Line of credit facility term of principal balance rolled           4 years    
Purchase of treasury stock (in shares) | shares             129,745  
Repayments of lines of credit       $ 9,000,000        
Pre-payment penalties incurred       $ 0        
Long-term Debt [Abstract]                
Proceeds from issuance of long-term debt             $ 1,000,000  
BOKF Promissory Note and Business Loan Agreement, Stock Repurchase [Member] | Maximum [Member]                
Debt Instruments [Abstract]                
Stock repurchase program number of shares authorized to be repurchased (in shares) | shares   2,200,000            
BOKF Promissory Note and Business Loan Agreement, Stock Repurchase [Member] | Line of Credit [Member]                
Long-term Debt [Abstract]                
Line of credit note         $ 8,968,018 $ 0    
Institute of Official Credit Guarantee for Small and Medium-sized Enterprises [Member] | Forecast [Member]                
Debt Instruments [Abstract]                
Proceeds from issuance of long-term debt     $ 400,000          
Long-term Debt [Abstract]                
Proceeds from issuance of long-term debt     $ 400,000          
Term of agreement     5 years          
Fixed interest rate     1.50%          
Period required to make monthly interest payments     2 years          
[1] As described in Note 2 to these Consolidated Financial Statements, we have restated the Consolidated Financial Statements.