Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

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Income Taxes (Narrative) (Details) - USD ($)
 3 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Jun. 30, 2017
Operating Loss Carryforwards [Line Items]      
Income before provision for income taxes $ 718,000 $ 2,998,000  
Income taxes receivable 5,881,000   $ 0
Income taxes payable 0   1,418,000
Deferred tax assets - non-current 1,176,000   3,959,000
Deferred tax liabilities - non-current 1,904,000   0
Valuation allowance (56,000)    
Unrecognized tax benefits 197,000   197,000
Interest on income taxes accrued 103,000    
Accrued tax penalties 53,000    
Unrecognized tax benefits that would impact effective tax rate 353,000    
Interest expense (benefit) recognized during the year for unrecognized tax positions (5,000) (6,000)  
U.S.      
Operating Loss Carryforwards [Line Items]      
Income before provision for income taxes 684,000 2,984,000  
Deferred tax assets - non-current 2,500,000    
Foreign      
Operating Loss Carryforwards [Line Items]      
Income before provision for income taxes 34,000 $ 14,000  
State and Local Jurisdiction      
Operating Loss Carryforwards [Line Items]      
Deferred tax assets - non-current 1,400,000    
Operating loss carryforwards 12,500,000   12,500,000
Tax effected $ 700,000   $ 700,000