Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2021	Jun. 30, 2021
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	300,000,000	300,000,000
Common stock, shares issued	231,695,273	230,049,691
Common stock, shares outstanding	231,695,273	230,049,691
Series A Convertible Preferred Stock
Preferred stock, shares authorized	264,000	264,000
Preferred stock, shares issued	4,030	4,030
Preferred stock, shares outstanding	4,030	4,030