Note 27 - Revenues and Loss from Continuing Operations (Details) (Parenthetical) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Continuing Operations [Member] \| MIR Bidco, SA [Member] \| Other Operating (Income) Expense, Net [Member]
Segment Reporting Information [Line Items]
Income from transition services agreement with purchaser	$ 6	$ 6

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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