Earnings Per Share - Schedule of Potential Shares of Common Stock Excluded from the Calculation of Diluted Net Income Per Share (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total anti-dilutive shares (in shares)	8,936	11,114	9,147	10,547
0.25% Convertible Senior Notes due 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Debt instrument, interest rate	0.25%	0.25%	0.25%	0.25%
0.50% Finisar Convertible Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Debt instrument, interest rate	0.50%		0.50%
Convertible Preferred Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total anti-dilutive shares (in shares)	8,915	0	8,922	0
Convertible Debt Securities | 0.25% Convertible Senior Notes due 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total anti-dilutive shares (in shares)	0	7,331	0	7,331
Convertible Debt Securities | 0.50% Finisar Convertible Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total anti-dilutive shares (in shares)	0	391	0	502
Common Stock Equivalents
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total anti-dilutive shares (in shares)	21	3,392	225	2,714