Income Taxes - Significant Components of Provisional Amount of Tax Expense (Details) $ in Thousands	3 Months Ended
Dec. 31, 2017 USD ($)
Income Tax Disclosure [Abstract]
Remeasurement of U.S. deferred tax assets and liabilities	$ 2,913
Transition tax on foreign earnings	104,327
Foreign tax credits used to offset transition tax	(58,975)
Other adjustments	(2,357)
Total net tax expense related to the Tax Act	$ 45,908

Tax Cuts And Jobs Act of 2017, change in tax rate income tax expense benefit.

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Tax Cuts and Jobs Act of 2017, foreign tax Credits used to offset transition tax to provisional income tax expense (benefit).

No definition available.

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Tax Cuts and Jobs Act of 2017, other adjustments provisional income tax expense (benefit).

No definition available.

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Tax Cuts and Jobs Act of 2017, remeasurement of U.S. deferred tax assets and Liabilities, provisional income tax expense (benefit).

No definition available.

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Tax Cuts and Job Act of 2017, transition tax on foreign earnings provisional income tax expense (benefit).

No definition available.

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No definition available.

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