Stock-based Compensation and Stockholders' Equity - Fair Value Assumptions and Expense (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	$ 9,176,000	$ 6,453,000	$ 16,191,000	$ 13,623,000
Income tax impact	(2,310,000)	(1,732,000)	(4,198,000)	(3,687,000)
Stock-based compensation expense, net	6,866,000	4,721,000	11,993,000	9,936,000
Stock-based compensation expense before taxes	9,176,000	6,453,000	16,191,000	13,623,000
Cost of sales
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	471,000	407,000	918,000	910,000
Stock-based compensation expense before taxes	471,000	407,000	918,000	910,000
Research and development
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	4,103,000	3,339,000	7,983,000	7,041,000
Stock-based compensation expense before taxes	4,103,000	3,339,000	7,983,000	7,041,000
Sales and marketing
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	496,000	497,000	1,013,000	1,014,000
Stock-based compensation expense before taxes	496,000	497,000	1,013,000	1,014,000
General and administrative
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	4,106,000	2,210,000	6,277,000	4,658,000
Stock-based compensation expense before taxes	$ 4,106,000	$ 2,210,000	$ 6,277,000	$ 4,658,000
Employee stock option
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Risk-free interest rate	0.81%	0.45%
Risk-free interest rate, minimum			0.81%	0.27%
Risk-free interest rate, maximum				0.45%
Expected term	6 years 1 month 2 days	5 years 11 months 23 days	6 years 1 month 2 days	5 years 11 months 23 days
Dividend yield	0.00%	0.00%	0.00%	0.00%
Volatility	49.69%	50.34%
Volatility, minimum			49.69%	50.34%
Volatility, maximum			49.71%	50.43%
Weighted-average fair value (in dollars per share)	$ 17.94	$ 11.13	$ 17.59	$ 13.14
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Unrecognized compensation cost related to non-vested stock-based awards	$ 9,400,000		$ 9,400,000
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years)			3 years 8 months 15 days
Restricted stock units (RSUs)
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Unrecognized compensation cost related to non-vested stock-based awards	53,200,000		$ 53,200,000
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years)			2 years 9 months 7 days
Performance-Based Restricted Stock Units (PRSUs)
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	100,000
Stock-based compensation expense before taxes	100,000
2021 CEO Performance Stock Option
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Stock-based compensation expense before taxes	2,900,000	$ 0	$ 3,800,000	$ 0
Unrecognized compensation cost related to non-vested stock-based awards	6,700,000		$ 6,700,000		$ 10,500,000
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years)			5 years
Stock-based compensation expense before taxes	$ 2,900,000	$ 0	$ 3,800,000	$ 0