Note 27 - Segment Information (Details Textual) $ in Millions	12 Months Ended
Dec. 31, 2020 USD ($) a	Dec. 31, 2019 USD ($)
Segment Reporting Information [Line Items]
Increase (decrease) in employee benefit reserves	$ 4
Increase (decrease) in postemployment benefit reserves	(3)
Increase (Reduction) in reserves impacted	$ 7	$ 3
Revenue percentage	10.00%
Gross Profit [Member]
Segment Reporting Information [Line Items]
Increase (decrease) in employee benefit reserves	$ 2	2
Selling, General and Administrative Expenses [Member]
Segment Reporting Information [Line Items]
Increase (decrease) in employee benefit reserves	$ 2	$ 1
Eastman Business Park [Member] \| Minimum [Member]
Segment Reporting Information [Line Items]
Area of Real Estate Property \| a	1,200

Net revenue percentage.

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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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- Definition

The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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- Definition

The increase (decrease) during the reporting period in the current portion of the liability that represents various benefits due to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement.

+ References

+ Details

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- Definition

The increase (decrease) during the reporting period in the amount due for insurance (or actual expenses) to cover the medical expenses and lost income for employees that are injured during the course of doing work-related activities.

+ References

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- Definition

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.

+ References

No definition available.

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