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Accounting Changes and Error Corrections	9 Months Ended
	Sep. 30, 2021
Accounting Changes and Error Corrections [Abstract]
Reclassifications	– ReclassificationCertain reclassifications were made to prior years' amounts to conform to the 2021 presentation, primarily as it relates to the breakout of the impairment of fixed assets and lease right-of-use assets from operating expenses on the Condensed Consolidated Statements of Income/Loss and as it relates to segment reporting of corporate expenses and corporate assets. See Note R – Operating Segment Information, for more information.

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- References

No definition available.

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- Definition

The entire disclosure for classifying current financial statements, which may be different from classifications in the prior year's financial statements. Disclose any material changes in classification including an explanation of the reason for the change and the areas impacted.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-URI http://asc.fasb.org/topic&trid=2122149

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