CAPITAL STOCK - Preferred Stock dividends in arrears on a per share basis (Details 1) - $ / shares	Jun. 30, 2020	Jun. 30, 2019
Prior Cumulative Preferred Stock - Series A
Class of Stock [Line Items]
Cumulative preferred stock dividends in arrears	$ 18.45	$ 18.15
Prior Cumulative Preferred Stock - Series B
Class of Stock [Line Items]
Cumulative preferred stock dividends in arrears	18.00	17.70
Cumulative Preferred Stock - Series A
Class of Stock [Line Items]
Cumulative preferred stock dividends in arrears	70.75	69.75
Cumulative Preferred Stock - Series B
Class of Stock [Line Items]
Cumulative preferred stock dividends in arrears	$ 70.75	$ 69.75