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.

No definition available.

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- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 09
-Article 12

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- Definition

+ References

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- Definition

Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2013	Aug. 31, 2013	Dec. 31, 2015	Dec. 31, 2014
Successor [Member] \| Allowance for Doubtful Accounts, Current [Member]
Valuation Allowance [Line Items]
Beginning Balance			$ 11	$ 6
Additions	$ 6		4	5
Net Deductions and Other			5
Ending Balance	6		10	11
Successor [Member] \| Valuation Allowance of Deferred Tax Assets [Member]
Valuation Allowance [Line Items]
Beginning Balance	1,273		1,127	953
Additions	157		182	257
Net Deductions and Other	477		108	83
Ending Balance	953	$ 1,273	$ 1,201	$ 1,127
Predecessor [Member] \| Allowance for Doubtful Accounts, Current [Member]
Valuation Allowance [Line Items]
Beginning Balance	22	30
Net Deductions and Other		8
Ending Balance		22
Predecessor [Member] \| Valuation Allowance of Deferred Tax Assets [Member]
Valuation Allowance [Line Items]
Beginning Balance	$ 1,273	2,838
Additions		180
Net Deductions and Other		1,745
Ending Balance		$ 1,273