Summary of Significant Accounting Policies and New Accounting Standards - Net Income Per Share and Weighted Average Shares (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Net Income per Share and Weighted Average Shares
Net income	$ 7,210	$ 17,465	$ 11,066	$ 23,999
Net income - basic	7,210	17,465	11,066	23,999
Net income - diluted	$ 7,210	$ 17,465	$ 11,066	$ 23,999
Weighted average number of shares
Weighted average number of shares - basic (in shares)	40,504	40,504	40,504	40,504
Weighted average number of shares - diluted (in shares)	40,504	40,504	40,504	40,504
Net income per share
basic (in dollars per share)	$ 0.18	$ 0.43	$ 0.27	$ 0.59
diluted (in dollars per share)	$ 0.18	$ 0.43	$ 0.27	$ 0.59