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Gain from Sale of Discontinued Operations (Reprints and ePrints business line) (Details) - USD ($)
1 Months Ended 12 Months Ended
Jun. 30, 2017
Jun. 30, 2017
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2017
Gain from sale of discontinued operations     $ 0 $ 117,445    
Reprints and ePrints business line            
Proceeds from sale of intangible assets           $ 450,000
Earn-out income percentage on sale of intangible assets   45.00%        
Earn out period subsequent to acquisition date 30 months          
Gain from sale of discontinued operations       $ 117,445 $ 214,737