Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5618551-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (a),(c),(d),(e)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

Name:	us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Note 11 - Financial Instruments (Details) - Derivatives Not Designated as Hedging Instruments (Other Nonoperating Income (Expense) [Member], USD $) In Millions, unless otherwise specified	4 Months Ended	12 Months Ended	8 Months Ended
	Dec. 31, 2013	Dec. 31, 2014	Aug. 31, 2013
Successor [Member]
Note 11 - Financial Instruments (Details) - Derivatives Not Designated as Hedging Instruments [Line Items]
Other (charges) income, net	$ (14)	$ 10
Predecessor [Member]
Note 11 - Financial Instruments (Details) - Derivatives Not Designated as Hedging Instruments [Line Items]
Other (charges) income, net			$ 2