Quarterly report pursuant to Section 13 or 15(d)

Incentive and Non-statutory Stock Option Plan - Summary of Stock Options and Warrants Outstanding and Exercisable (Details)

v3.8.0.1
Incentive and Non-statutory Stock Option Plan - Summary of Stock Options and Warrants Outstanding and Exercisable (Details) - Options [Member] - $ / shares
6 Months Ended
Dec. 31, 2017
Jun. 30, 2017
Jun. 30, 2016
Number Outstanding and Exercisable, shares 438,360 475,133 610,133
Weighted Average Remaining Contractual Life 6 months 25 days    
Weighted Average Exercise Price $ 4.20    
Price Range One [Member]      
Exercise Price $ 3.88    
Number Outstanding and Exercisable, shares 384,898    
Weighted Average Remaining Contractual Life 5 months 27 days    
Weighted Average Exercise Price $ 3.88    
Price Range Two [Member]      
Exercise Price $ 6.50    
Number Outstanding and Exercisable, shares 53,462    
Weighted Average Remaining Contractual Life 1 year 1 month 6 days    
Weighted Average Exercise Price $ 6.50