Note 20. Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Lessee, Lease, Description [Line Items]
Lease, Cost	$ 1,200
Operating Lease, Payments	800
Operating Lease, Right-of-Use Asset, Statement of Financial Position	2,025
Operating Lease, Liability, Current, Statement of Financial Position	817
Operating Lease, Liability, Noncurrent, Statement of Financial Position	$ 1,208
Operating Lease, Weighted Average Remaining Lease Term	4 years 8 months
Operating Lease, Weighted Average Discount Rate, Percent	3.30%
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 832
Lessee, Operating Lease, Liability, Payments, Due Year Two	655
Lessee, Operating Lease, Liability, Payments, Due Year Three	95
Lessee, Operating Lease, Liability, Payments, Due Year Four	95
Lessee, Operating Lease, Liability, Payments, Due Year Five	95
Lessee, Operating Lease, Liability, Payments, Due after Year Five	380
Lessee, Operating Lease, Liability, Payments, Due	2,152
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	127
Operating Lease, Liability	$ 2,025
Operating Leases, Future Minimum Payments Due, Next Twelve Months		$ 800
Operating Leases, Future Minimum Payments, Due in Two Years		700
Operating Leases, Future Minimum Payments, Due in Three Years		600
Operating Leases, Future Minimum Payments, Due in Four Years		100
Operating Leases, Future Minimum Payments, Due in Five Years		100
Operating Leases, Future Minimum Payments, Due Thereafter		500
Operating Leases, Rent Expense, Net		$ 1,100	$ 700
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssetsNoncurrent
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:AccruedLiabilitiesCurrent
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent