Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Schedule Of Income Taxes [Line Items]
Cash paid for Federal, state and foreign income tax	$ 151,591,000	$ 71,195,000	$ 41,570,000
Total valuation allowance	130,900,000
Valuation allowance before foreign net operating loss and credit carry forward	103,800,000
Valuation allowance before foreign net operating loss carry forward		90,100,000
Increase /(Decrease) in valuation allowance	7,300,000
Non-cash tax benefit, recognized	700,000
Purchase accounting adjustments	6,200,000
Cumulative translation adjustment within other comprehensive income	400,000
Alternative minimum tax credits	7,300,000
Unremitted earnings in foreign investment and other outside basis differences	1,600,000,000
Unrecognized tax benefits	65,267,000	58,489,000	44,209,000
Interest accrued for unrecognized tax benefits	2,900,000
Federal Tax Credits [Member]
Schedule Of Income Taxes [Line Items]
Unrecognized tax benefits	9,200,000
Deferred Interest and Loss Carryovers [Member]
Schedule Of Income Taxes [Line Items]
Unrecognized tax benefits	7,700,000
No Expiration [Member]
Schedule Of Income Taxes [Line Items]
Alternative minimum tax credits	3,400,000
Foreign deferred interest carryforwards	178,100,000
Other Non-current Liabilities [Member]
Schedule Of Income Taxes [Line Items]
Net non-current deferred tax liability	32,100,000	45,600,000
Unrecognized tax benefits	48,200,000
Other Current Assets [Member]
Schedule Of Income Taxes [Line Items]
Unrecognized tax benefits	200,000
Deferred Tax Assets, Net [Member]
Schedule Of Income Taxes [Line Items]
Unrecognized tax benefits	16,900,000
Federal, State and Foreign [Member]
Schedule Of Income Taxes [Line Items]
Cash paid for Federal, state and foreign income tax	98,100,000	31,800,000	$ 28,000,000
Foreign Tax Authority [Member]
Schedule Of Income Taxes [Line Items]
Valuation allowance for tax credit	16,000,000	16,000,000
Foreign Tax Authority [Member] | No Expiration [Member]
Schedule Of Income Taxes [Line Items]
Net operating loss carryforwards	$ 346,200,000
Foreign Tax Authority [Member] | Expiration Period Between 2016 Through 2025 [Member]
Schedule Of Income Taxes [Line Items]
Operating loss carry forward expiration period	2016 through 2025
Net operating loss carryforwards	$ 22,000,000
Federal [Member]
Schedule Of Income Taxes [Line Items]
Valuation allowance for tax credit		24,800,000
State [Member]
Schedule Of Income Taxes [Line Items]
Valuation allowance for tax credit	8,100,000	$ 7,300,000
U.S. Federal and state research and experimentation credits	24,500,000
State [Member] | No Expiration [Member]
Schedule Of Income Taxes [Line Items]
U.S. Federal and state research and experimentation credits	$ 16,300,000
State [Member] | Expiration Period Between 2017 Through 2031 [Member]
Schedule Of Income Taxes [Line Items]
Foreign tax credit expiration period	2017 through 2031
U.S. Federal and state research and experimentation credits	$ 8,200,000
Other Foreign Deferred Tax Assets [Member]
Schedule Of Income Taxes [Line Items]
Valuation allowance for tax credit	3,000,000
Expiration Period Between 2020 Through 2023 [Member]
Schedule Of Income Taxes [Line Items]
Alternative minimum tax credits	$ 3,900,000
Foreign tax credit expiration period	2020 and 2023
U S Federal Tax Credits [Member]
Schedule Of Income Taxes [Line Items]
U.S. Federal and state research and experimentation credits	$ 7,800,000
U S Federal Tax Credits [Member] | Expiration Period Between 2030 Through 2036 [Member]
Schedule Of Income Taxes [Line Items]
Foreign tax credit expiration period	2030 through 2036
Federal And State [Member] | Expiration Period Between 2022 Through 2034 [Member]
Schedule Of Income Taxes [Line Items]
Operating loss carry forward expiration period	2022 through 2034
Net operating loss carryforwards	$ 34,300,000