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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2015
Valuation and Qualifying Accounts [Abstract] |
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
(in millions) |  | Beginning Balance |  |  | Additions |  |  | Net Deductions and Other |  |  | Ending Balance |
Year ended December 31, 2015 (Successor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for doubtful accounts |  | $ | 11 |  |  |  | 4 |  |  |  | 5 |  |  | $ | 10 |
Deferred tax valuation allowance |  | $ | 1,127 |  |  |  | 182 |  |  |  | 108 |  |  | $ | 1,201 |
Year ended December 31, 2014 (Successor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for doubtful accounts |  | $ | 6 |  |  |  | 5 |  |  |  | — |  |  | $ | 11 |
Deferred tax valuation allowance |  | $ | 953 |  |  |  | 257 |  |  |  | 83 |  |  | $ | 1,127 |
Four Months ended December 31, 2013 (Successor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for doubtful accounts |  | $ | — |  |  |  | 6 |  |  |  | — |  |  | $ | 6 |
Deferred tax valuation allowance |  | $ | 1,273 |  |  |  | 157 |  |  |  | 477 |  |  | $ | 953 |
In connection with the application of fresh start accounting on September 1, 2013, the carrying value of trade receivables was adjusted to fair value, eliminating the reserve for doubtful accounts. |
Eight Months ended August 31, 2013 (Predecessor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for doubtful accounts |  | $ | 30 |  |  |  | — |  |  |  | 8 |  |  | $ | 22 |
Deferred tax valuation allowance |  | $ | 2,838 |  |  |  | 180 |  |  |  | 1,745 |  |  | $ | 1,273 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + 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 + Details
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- References No definition available. + Details
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