Quarterly report pursuant to Section 13 or 15(d)

Debt (Narrative) (Details)

v3.8.0.1
Debt (Narrative) (Details) - USD ($)
1 Months Ended 9 Months Ended
Feb. 08, 2018
Oct. 30, 2017
Mar. 31, 2018
Jun. 30, 2017
Oct. 07, 2016
Debt Instrument [Line Items]          
Line of credit amount outstanding     $ 15,586,000  
Credit facility [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount         $ 20,000,000
Fees, costs and expenses     $ 88,000    
Basis of variable interest rate     one-month LIBOR, plus    
Spread on variable interest rate basis     2.25%    
Expiration date     Oct. 10, 2021    
Line of credit amount outstanding     $ 15,600,000    
Proceeds from credit facility   $ 7,900,000 12,600,000    
Available to borrow under the Revolving Line of Credit     $ 4,400,000    
Credit facility [Member] | Minimum [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount   20,000,000      
Credit facility [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount   22,200,000      
Term Loan [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount         5,000,000
Spread on variable interest rate basis     2.85%    
Line of credit amount outstanding     $ 6,700,000    
Monthly payments     100,000    
Proceeds from term loan     2,800,000    
Term Loan [Member] | AA Acquisition [Member]          
Debt Instrument [Line Items]          
Proceeds from term loan     $ 5,000,000    
Term Loan [Member] | Minimum [Member]          
Debt Instrument [Line Items]          
Monthly payments   60,000      
Term Loan [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Monthly payments   $ 100,000      
Revolving line of credit [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount         $ 15,000,000
Proceeds from credit facility $ 8,100,000        
Revolving line of credit [Member] | Minimum [Member] | AA Acquisition [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount 15,000,000        
Revolving line of credit [Member] | Maximum [Member] | AA Acquisition [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility amount $ 20,000,000