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Quarterly Results of Operations (Notes) | 12 Months Ended
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Dec. 31, 2015
Quarterly Results of Operations (Unaudited) [Abstract] |
Quarterly Financial Information [Text Block] | QUARTERLY RESULTS OF OPERATIONS (Unaudited) (in millions, except per share data)
| Successor
2015 | 1st Qtr. |  | 2nd Qtr. |  | 3rd Qtr. |  | 4th Qtr.
Revenue | $ | 167.8 |  |  | $ | 63.3 |  |  | $ | 29.2 |  |  | $ | 157.9 |
Cost of sales | 160.9 |  |  | 59.0 |  |  | 53.6 |  |  | 75.8 |
Gross profit (loss) | 6.9 |  |  | 4.3 |  |  | (24.4 | ) |  | 82.1 |
Advanced technology costs | 1.8 |  |  | 4.0 |  |  | 1.9 |  |  | 25.3 |
Selling, general and administrative | 12.3 |  |  | 6.3 |  |  | 13.5 |  |  | 10.5 |
Amortization of intangible assets | 4.0 |  |  | 2.0 |  |  | 1.1 |  |  | 6.3 |
Impairment of excess reorganization value | — |  |  | — |  |  | — |  |  | 137.2 |
Special charges for workforce reductions | 0.6 |  |  | 2.9 |  |  | 9.8 |  |  | (0.1 | )
Other (income) | (0.8 | ) |  | (0.7 | ) |  | (0.3 | ) |  | (0.3 | )
Operating (loss) | (11.0 | ) |  | (10.2 | ) |  | (50.4 | ) |  | (96.8 | )
Interest expense | 4.9 |  |  | 4.9 |  |  | 4.8 |  |  | 5.0 |
Interest (income) | (0.2 | ) |  | — |  |  | (0.1 | ) |  | — |
Provision (benefit) for income taxes | (0.3 | ) |  | — |  |  | — |  |  | — |
Net (loss) | $ | (15.4 | ) |  | $ | (15.1 | ) |  | $ | (55.1 | ) |  | $ | (101.8 | )
Net (loss) per share - basic | $ | (1.71 | ) |  | $ | (1.68 | ) |  | $ | (6.05 | ) |  | $ | (11.19 | )
Net (loss) per share - diluted | $ | (1.71 | ) |  | $ | (1.68 | ) |  | $ | (6.05 | ) |  | $ | (11.19 | )
| Predecessor |  |  | Successor
2014 | 1st Qtr. |  | 2nd Qtr. |  | 3rd Qtr. |  |  | 4th Qtr.
Revenue | $ | 148.6 |  |  | $ | 121.2 |  |  | $ | 120.7 |  |  |  | $ | 123.6 |
Cost of sales | 169.5 |  |  | 117.7 |  |  | 126.1 |  |  |  | 142.1 |
Gross profit (loss) | (20.9 | ) |  | 3.5 |  |  | (5.4 | ) |  |  | (18.5 | )
Advanced technology costs | 33.3 |  |  | 18.0 |  |  | 5.3 |  |  |  | 4.7 |
Selling, general and administrative | 11.7 |  |  | 10.1 |  |  | 10.4 |  |  |  | 10.2 |
Amortization of intangible assets | — |  |  | — |  |  | — |  |  |  | 4.3 |
Special charges for workforce reductions and advisory costs | (0.5 | ) |  | 2.5 |  |  | 0.1 |  |  |  | 2.1 |
Other (income) | (26.2 | ) |  | (8.4 | ) |  | (4.8 | ) |  |  | (1.3 | )
Operating (loss) | (39.2 | ) |  | (18.7 | ) |  | (16.4 | ) |  |  | (38.5 | )
Interest expense | 4.6 |  |  | 4.7 |  |  | 4.7 |  |  |  | 4.9 |
Interest (income) | (0.4 | ) |  | — |  |  | (0.1 | ) |  |  | (0.2 | )
Reorganization items, net (Note 22) | 8.4 |  |  | 4.7 |  |  | (440.0 | ) |  |  | 1.5 |
Provision (benefit) for income taxes | (1.0 | ) |  | (0.1 | ) |  | 0.1 |  |  |  | (2.4 | )
Net income (loss) | $ | (50.8 | ) |  | $ | (28.0 | ) |  | $ | 418.9 |  |  |  | $ | (42.3 | )
Net income (loss) per share - basic | $ | (10.37 | ) |  | $ | (5.71 | ) |  | $ | 85.49 |  |  |  | $ | (4.70 | )
Net income (loss) per share - diluted | $ | (10.37 | ) |  | $ | (5.71 | ) |  | $ | 55.51 |  |  |  | $ | (4.70 | )
The calculation of net income (loss) per share on a dilutive basis is provided in Note 15, Net Income (Loss) Per Share. No dilutive effect is recognized in periods in which a net loss has occurred or in which the assumed conversion effect of convertible securities is antidilutive.

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- Definition The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=51655806&loc=d3e765-108305 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=51655806&loc=d3e725-108305 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section G -Subsection 1 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 302 -Paragraph a + Details
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