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Note 21 - Other Postretirement Benefits - Schedule Of Other Post Retirement Plan Net Benefit Costs (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Service cost	$ 0	$ 0	$ 0
Interest cost	1	1	1
Other postretirement benefit cost from continuing operations	$ 1	$ 1	$ 1

X

- Definition

Amount of cost recognized for passage of time related to defined benefit plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
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X

- Definition

Amount of net periodic benefit cost (credit) for defined benefit plan.

+ References

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X

- Definition

Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

+ References

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