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Accrued Liabilities (Changes in Restructuring Reserve Activity) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges, beginning of period	$ 507	$ 16,522
Charges (reductions)
Cash receipts (payments)	(228)	(679)
Non-cash adjustments	(24)
Restructuring charges, end of period	255	15,843
Duarte Relocation Restructuring Charge Reserve
Restructuring Cost and Reserve [Line Items]
Restructuring charges, beginning of period	440	12,504
Charges (reductions)
Cash receipts (payments)	(228)
Non-cash adjustments
Restructuring charges, end of period	212	12,504
Industrial Turbomachinery Business Realignment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, beginning of period	67	4,018
Charges (reductions)
Cash receipts (payments)		(679)
Non-cash adjustments	(24)
Restructuring charges, end of period	$ 43	$ 3,339

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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-Publisher FASB
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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.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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 expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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