Summary of Significant Accounting Policies - Net Income (Loss) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Weighted average shares used in computing per share amounts:
Net income attributable to common stockholders	$ 204,183	$ 126,867	$ 107,130
Weighted average common shares-basic	42,626,588	42,286,392	41,451,101
Basic net income per share (in dollars per share)	$ 4.79	$ 3.00	$ 2.58
Effect of dilutive stock options and restricted stock awards (in shares)	908,853	441,716	990,423
Weighted average common shares-diluted	43,535,441	42,728,108	42,441,524
Diluted net income per share (in dollars per share)	$ 4.69	$ 2.97	$ 2.52
Stock options and restricted stock
Weighted average shares used in computing per share amounts:
Anti-dilutive shares	7,658	21,854	4,939