Note 11 - Financial Instruments (Details) - Foreign Exchange Gain (Loss) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Aug. 31, 2013	Dec. 31, 2012
Note 11 - Financial Instruments (Details) - Foreign Exchange Gain (Loss) [Line Items]
Net loss	$ (16)	$ (16)
Successor [Member]
Note 11 - Financial Instruments (Details) - Foreign Exchange Gain (Loss) [Line Items]
Net loss		(16)	(5)
Predecessor [Member]
Note 11 - Financial Instruments (Details) - Foreign Exchange Gain (Loss) [Line Items]
Net loss				$ (7)	$ (14)