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Note 12 - Income Tax Provision (Benefit) Reconciliation (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Income Tax Disclosure [Abstract]    
(Loss) earnings from continuing operations before income taxes $ (18) $ 10
Effective tax rate (38.90%) 30.00%
Provision for income taxes $ 7 $ 3
(Benefit) provision for income taxes @ U.S. statutory tax rate (4) 4
Difference between tax at effective vs. statutory rate $ 11 $ (1)