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Research and Development
12 Months Ended
Jun. 30, 2021
Research and Development [Abstract]  
Research and Development Research and DevelopmentResearch and development costs amounted to $259,039 in 2021, $293,837 in 2020 and $294,852 in 2019. These amounts include both costs incurred by the Company related to independent research and development initiatives as well as costs incurred in connection with research and development contracts. Costs incurred in connection with research and development contracts amounted to $54,051 in 2021, $56,964 in 2020 and $44,484 in 2019. These costs are included in the total research and development cost for each of the respective years.