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Project Summit - Restructuring Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020
Restructuring Reserve [Roll Forward]
Amounts accrued	$ 41,046	$ 0	$ 89,643
Project Summit Costs
Restructuring Reserve [Roll Forward]
Balance as of December 31, 2019	17,777
Amounts accrued	41,046
Payments	(22,282)
Other, including currency translation adjustments	(2,952)
Balance as of March 31, 2020	$ 33,589		$ 33,589

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases).

+ References

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