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Line of Credit (Details) - Silicon Valley Bank - USD ($)
1 Months Ended 12 Months Ended
Jul. 23, 2010
Jun. 30, 2021
Jun. 30, 2020
Line of credit amount $ 2,500,000    
Percentage of eligible accounts receivable 80.00%    
Line of credit facility expiration date   Feb. 14, 2022  
Debt instrument, covenant description   Financial covenants include maintaining an adjusted quick ratio of unrestricted cash and net accounts receivable, divided by current liabilities plus debt less deferred revenue of at least 1.15 to 1.0, and maintaining tangible net worth of $1,500,000, plus 50% of net income for the fiscal quarter ended from and after December 31, 2017, plus 50% of the dollar value of equity issuances after October 1, 2017 and the principal amount of subordinated debt.  
Line of credit facility, interest rate description   1% above the prime rate  
Interest rate on the line of credit   5.50%  
Outstanding borrowings under line of credit   $ 0 $ 0
Approximate available credit   $ 1,489,000