CAPITAL STOCK - Preferred Stock dividends in arrears on a per share basis (Details) - $ / shares	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Prior Cumulative Preferred Stock - Series A
CAPITAL STOCK
Total dividends in arrears, on a per share	$ 20	$ 20
Prior Cumulative Preferred Stock - Series B
CAPITAL STOCK
Total dividends in arrears, on a per share	20	19
Cumulative Preferred Stock - Series A
CAPITAL STOCK
Total dividends in arrears, on a per share	76	75
Cumulative Preferred Stock - Series B
CAPITAL STOCK
Total dividends in arrears, on a per share	$ 76	$ 75