Note 22 - Revenues and (Loss) Income from Continuing Operations (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 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	$ 2	$ 2	$ 4	$ 2