Annual report pursuant to Section 13 and 15(d)

Note 2 - Revenue Recognition (Details Textual)

v3.21.2
Note 2 - Revenue Recognition (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Proceeds from Laboratory Services Reimbursed by Medicare $ 0.5  
Contract with Customer, Liability, Total 20.0 $ 14.2
Contract with Customer, Liability, Revenue Recognized $ 10.6