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Segment Information (Property, Plant, and Equipment - Net by Geographical Area) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 997,415	$ 1,058,775
United States [Member]
Segment Reporting Information [Line Items]
Property, plant and equipment, net	885,501	926,370
Germany [Member]
Segment Reporting Information [Line Items]
Property, plant and equipment, net	89,826	107,975
Other Countries [Member]
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 22,088	$ 24,430

X

- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(14))
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 10
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(8))
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-Name Accounting Standards Codification
-Topic 210
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-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

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No definition available.

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