Summary of Significant Accounting Policies - Net Income (Loss) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Mar. 31, 2024	Mar. 31, 2023
Weighted average shares used in computing per share amounts:
Net income attributable to common stockholders	$ 69,687	$ 66,836	$ 4,878	$ 55,462	$ 50,705	$ (22,672)	$ 141,401	$ 83,495
Weighted average common shares-basic	42,684,561			42,375,480			42,581,869	42,237,056
Basic net income (loss) per share (in dollars per share)	$ 1.63			$ 1.31			$ 3.32	$ 1.98
Effect of dilutive stock options and restricted stock awards (in shares)	971,280			338,610
Weighted average common shares-diluted	43,655,841			42,714,090			43,389,903	42,652,223
Diluted net income (loss) per share (in dollars per share)	$ 1.60			$ 1.30			$ 3.26	$ 1.96
Anti-dilutive shares							6,818	23,232
Stock options and restricted stock
Weighted average shares used in computing per share amounts:
Anti-dilutive shares	3,149			26,143