Income Taxes - Schedule of Reconciliation of Income Taxes Computed at the U.S. Federal Income Tax Rate to the Company's Effective Income Tax Rate (Details)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Reconciliation of income taxes computed at the U.S. Federal income tax rate to the Company's effective income tax rate
Statutory federal income tax rate	28.10%	35.00%	35.00%
State income taxes, net of federal tax benefit	2.60%	2.00%	2.20%
Foreign tax rate differential	(0.10%)	(1.50%)	5.50%
Domestic manufacturing deduction	(1.50%)	(3.00%)	(7.00%)
Research and development tax credit	(1.40%)	(3.90%)	(8.40%)
Law changes	0.10%	0.90%	(3.80%)
Increases in valuation allowances	0.80%	1.10%	2.10%
Adjustments of prior years' income taxes	0.20%	3.30%	1.30%
Unremitted earnings of foreign subsidiaries	(0.20%)	(1.20%)	12.70%
Non-deductible goodwill impairment	0.00%	0.00%	5.10%
Re-measurement of U.S. deferred taxes	(49.30%)	0.00%	0.00%
Transition tax on foreign earnings	3.10%	0.00%	0.00%
Other, net	(0.10%)	0.30%	2.70%
Effective income tax rate	(17.70%)	33.00%	47.40%