Leases - Balance sheet balances (Details) - USD ($)	Sep. 30, 2024	Jun. 30, 2024
Right-of-use assets
Operating lease right-of-use assets	$ 1,019,104	$ 962,052
Finance lease right-of-use assets	18,164,738	20,697,452
Right-of-use assets	19,183,842	21,659,504
Lease liabilities
Current portion of operating lease obligations	360,801	397,999
Non-current portion of operating lease obligations	725,571	587,250
Current portion of finance lease obligations	18,220,258	12,767,400
Non-current portion of finance lease obligations	9,556,380	14,141,713
Lease liabilities	$ 28,863,010	$ 27,894,362