Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2021	Jun. 30, 2021	Jun. 30, 2020
Consolidated Balance Sheets
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000	10,000,000
Preferred stock, shares issued	0	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	200,000,000	200,000,000	200,000,000
Common stock, shares outstanding	65,564,364	65,551,061	65,531,288