Stock Incentive Plans - Summary of the status and shares subject to restricted stock units and average price per share (Details) - Restricted Stock Units (RSUs)	12 Months Ended
	Jun. 30, 2022 $ / shares shares
Number of Shares
Beginning balance, nonvested (in shares) | shares	349,586
Granted (in shares) | shares	89,579
Vested (in shares) | shares	(153,950)
Canceled (in shares) | shares	(7,313)
Ending balance, nonvested (in shares) | shares	277,902
Weighted-Average Grant Date Fair Value
Beginning balance, nonvested (in USD per share) | $ / shares	$ 182.22
Granted (in USD per share) | $ / shares	293.56
Vested (in USD per share) | $ / shares	168.21
Canceled (in USD per share) | $ / shares	238.03
Ending balance, nonvested (in USD per share) | $ / shares	$ 224.40
Director
Number of Shares
Beginning balance, nonvested (in shares) | shares	7,476
Granted (in shares) | shares	5,648
Vested (in shares) | shares	(7,504)
Ending balance, nonvested (in shares) | shares	5,620
Weighted-Average Grant Date Fair Value
Beginning balance, nonvested (in USD per share) | $ / shares	$ 215.51
Granted (in USD per share) | $ / shares	297.57
Vested (in USD per share) | $ / shares	215.57
Ending balance, nonvested (in USD per share) | $ / shares	$ 297.89