Note 23 - Revenues and Loss from Continuing Operations (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Continuing Operations [Member] \| MIR Bidco, SA [Member] \| Other Operating (Expense) Income, Net [Member]
Segment Reporting Information [Line Items]
Income from transition services agreement with purchaser	$ 1	$ 2	$ 5	$ 4

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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