Equity Transactions (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2020	Jun. 30, 2020
Equity Transactions
Cumulative preferred stock, par value	$ 0.0001	$ 0.0001
Cumulative preferred stock, shares outstanding	400,100	400,100
Cumulative preferred stock, aggregate liquidation preference	$ 40,722,000	$ 40,722,000
Series B Preferred Stock
Equity Transactions
Cumulative preferred stock, dividend percentage	8.00%
Cumulative preferred stock, par value	$ 0.0001
Cumulative preferred stock, liquidation preference per share	$ 1,000
Cumulative preferred stock, shares outstanding	100	100
Cumulative preferred stock, aggregate liquidation preference	$ 102,000	$ 102,000
Cumulative preferred stock, voting rights	no voting rights
Dividends
Cumulative preferred stock, dividends	$ 111,000
Series C Preferred Stock
Equity Transactions
Cumulative preferred stock, dividend percentage	9.00%	9.00%
Cumulative preferred stock, liquidation preference per share	$ 100.00	$ 100.00
Cumulative preferred stock, shares outstanding	400,000	400,000
Cumulative preferred stock, aggregate liquidation preference	$ 40,620,000	$ 40,620,000
Cumulative preferred stock, redemption price per share	$ 100.00
Cumulative preferred stock, percentage of increase in dividend rate	2.00%
Cumulative preferred stock, amount of increase in dividend per share	$ 2.00
Dividends
Cumulative preferred stock, dividends	$ 26,320,000