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Rationalizations and Impairments (Rationalization Costs Incurred) (Details) - USD ($) $ in Thousands | 1 Months Ended | 2 Months Ended | 3 Months Ended | 7 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 14, 2015 | Sep. 30, 2015 | Sep. 30, 2015 | Sep. 30, 2014 | Aug. 14, 2015 | Sep. 30, 2014
Predecessor |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | $ 1,087 |  |  | $ 19,001 | $ 11,722 | $ 57,429
Predecessor | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  |  |  |  | 2,696 | 33,653
Predecessor | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 86 |  |  | 7,201 |  |
Predecessor | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  |  |  |  | 7,300 | 20,817
Predecessor | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 876 |  |  | 8,841 |  |
Predecessor | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  |  |  |  | 1,726 | 2,959
Predecessor | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 125 |  |  | 2,959 |  |
Predecessor | 2014 Engineered Solutions Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 79 |  |  | 8,193 | 280 | 18,755
Predecessor | 2014 Engineered Solutions Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 2,802 | 0 | 2,802
Inventory loss | 28 |  |  | 2,606 | 571 | 13,168
Fixed asset write-offs and other | 15 |  |  | 174 | 372 | 174
Predecessor | 2014 Engineered Solutions Rationalization | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 36 |  |  | 2,537 | (713) | 2,537
Contract terminations | 0 |  |  | 74 | 50 | 74
Predecessor | Rationalization Plan | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 3,645 | 432 | 25,323
Inventory loss | 55 |  |  | 2,930 | 942 | 14,645
Fixed asset write-offs and other | 164 |  |  | 1,474 | 2,793 | 5,513
Predecessor | Rationalization Plan | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 625 |  |  | 89 | 940 | 89
Predecessor | Rationalization Plan | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 20 | 2,109 | 98
Predecessor | Rationalization Plan | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 228 | 229 | 756
Predecessor | Rationalization Plan | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 838 | 432 | 21,690
Inventory loss | 27 |  |  | 324 | (33) | 991
Fixed asset write-offs and other | 59 |  |  | 1,294 | 1,715 | 5,203
Predecessor | Rationalization Plan | Industrial Materials | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 0
Predecessor | Rationalization Plan | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 20 | 400 | 98
Predecessor | Rationalization Plan | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 82 | 25 | 610
Predecessor | Rationalization Plan | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 2,807 | 0 | 3,633
Inventory loss | 28 |  |  | 2,606 | 975 | 13,654
Fixed asset write-offs and other | 105 |  |  | 180 | 1,078 | 310
Predecessor | Rationalization Plan | Engineered Solutions | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 461 |  |  | 0 | 0 | 0
Predecessor | Rationalization Plan | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 0 | 755 | 0
Predecessor | Rationalization Plan | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 146 | 204 | 146
Predecessor | Rationalization Plan | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 0
Inventory loss | 0 |  |  | 0 | 0 | 0
Fixed asset write-offs and other | 0 |  |  | 0 | 0 | 0
Predecessor | Rationalization Plan | Corporate, R&D and Other | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 164 |  |  | 89 | 940 | 89
Predecessor | Rationalization Plan | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 0 | 954 | 0
Predecessor | Rationalization Plan | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 0 | 0 | 0
Predecessor | Rationalization Plan | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 243 |  |  | 10,615 | 4,277 | 11,005
Predecessor | Rationalization Plan | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 0 |  |  | 4,643 | 157 | 5,061
Predecessor | Rationalization Plan | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 282 |  |  | 3,102 | 4,288 | 3,074
Predecessor | Rationalization Plan | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | (39) |  |  | 2,870 | (168) | 2,870
Predecessor | 2013 Rationalization Initiatives |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 108 |  |  | 2,512 | 2,662 | 30,378
Predecessor | 2013 Rationalization Initiatives | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 838 | 432 | 22,516
Inventory loss | 27 |  |  | 324 | (33) | 1,482
Fixed asset write-offs and other | 71 |  |  | 1,300 | 1,985 | 5,334
Predecessor | 2013 Rationalization Initiatives | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 20 | 0 | 99
Predecessor | 2013 Rationalization Initiatives | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 86 |  |  | 2,506 | 2,236 | 28,958
Predecessor | 2013 Rationalization Initiatives | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 838 | 432 | 21,690
Inventory loss | 27 |  |  | 324 | (33) | 991
Fixed asset write-offs and other | 59 |  |  | 1,294 | 1,715 | 5,203
Predecessor | 2013 Rationalization Initiatives | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 20 | 0 | 99
Predecessor | 2013 Rationalization Initiatives | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 22 |  |  | 6 | 426 | 1,420
Predecessor | 2013 Rationalization Initiatives | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 826
Inventory loss | 0 |  |  | 0 | 0 | 491
Fixed asset write-offs and other | 12 |  |  | 6 | 270 | 131
Predecessor | 2013 Rationalization Initiatives | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 0
Inventory loss | 0 |  |  | 0 | 0 | 0
Fixed asset write-offs and other | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 10 |  |  | (52) | 253 | 338
Predecessor | 2013 Rationalization Initiatives | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 0 |  |  | (52) | 97 | 366
Predecessor | 2013 Rationalization Initiatives | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 10 |  |  | 0 | 156 | (28)
Predecessor | 2013 Rationalization Initiatives | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Contract Terminations | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 82 | 25 | 609
Predecessor | 2013 Rationalization Initiatives | Contract Terminations | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 82 | 25 | 609
Predecessor | 2013 Rationalization Initiatives | Contract Terminations | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 0 | 0 | 0
Predecessor | 2013 Rationalization Initiatives | Contract Terminations | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  | 0 | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 125 |  |  |  | 2,195 | 8,298
Predecessor | 2014 Corporate and Research & Development Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 5 | 0 | 5
Fixed asset write-offs and other | 0 |  |  |  | 1 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  |  | 940 | 89
Predecessor | 2014 Corporate and Research & Development Rationalization | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 164 |  |  |  | 1,354 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 0 |  | $ 4,695 |  | 460 | 4,695
Predecessor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 0
Fixed asset write-offs and other | 0 |  | 0 |  | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  | 0 |  | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  | 0 |  | 400 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 0 |  | 644 |  | 9 | 644
Predecessor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 5 | 0 | 5
Fixed asset write-offs and other | 0 |  | 0 |  | 1 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  | 0 |  | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 0 |  | 0 |  | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 125 |  | 2,959 |  | 1,726 | 2,959
Predecessor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  |  | 0 | 0 | 0
Fixed asset write-offs and other | 0 |  | 0 |  | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation | 0 |  | 89 |  | 940 | 89
Predecessor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 164 |  | 0 |  | 954 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | (39) |  |  |  | (100) | 8,130
Predecessor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 0 |  | 4,695 |  | 60 | 4,695
Contract terminations | 0 |  |  | 0 | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 0 |  | 565 |  | 8 | 565
Contract terminations | 0 |  |  | 74 | 0 | 74
Predecessor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | (39) |  | $ 2,870 |  | (168) | 2,870
Contract terminations | 0 |  |  | $ 0 | 0 | 0
Predecessor | 2014 Corporate and Research & Development Rationalization | Contract Terminations | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations | 0 |  |  |  | 0 | $ 74
Predecessor | 2015 Advanced Graphite Materials Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges | 775 |  |  |  | 6,585 |
Predecessor | 2015 Advanced Graphite Materials Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Inventory loss | 0 |  |  |  | 404 |
Fixed asset write-offs and other | 78 |  |  |  | 434 |
Predecessor | 2015 Advanced Graphite Materials Rationalization | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other | 461 |  |  |  | 755 |
Predecessor | 2015 Advanced Graphite Materials Rationalization | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs | 236 |  |  |  | 4,838 |
Contract terminations | $ 0 |  |  |  | $ 154 |
Successor |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | $ 1,360 |  |  |  |
Successor | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 186 |  |  |  |
Successor | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 186 |  |  |  |
Successor | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 1,164 |  |  |  |
Successor | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 1,164 |  |  |  |
Successor | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 10 |  |  |  |
Successor | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 10 |  |  |  |
Successor | 2014 Engineered Solutions Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | (135) |  |  |  |
Successor | 2014 Engineered Solutions Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 132 |  |  |  |
Fixed asset write-offs and other |  | (267) |  |  |  |
Successor | 2014 Engineered Solutions Rationalization | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | Rationalization Plan | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 147 |  |  |  |
Fixed asset write-offs and other |  | 366 |  |  |  |
Successor | Rationalization Plan | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | Rationalization Plan | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 211 |  |  |  |
Successor | Rationalization Plan | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | Rationalization Plan | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 15 |  |  |  |
Fixed asset write-offs and other |  | 15 |  |  |  |
Successor | Rationalization Plan | Industrial Materials | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | Rationalization Plan | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | Rationalization Plan | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | Rationalization Plan | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 132 |  |  |  |
Fixed asset write-offs and other |  | 351 |  |  |  |
Successor | Rationalization Plan | Engineered Solutions | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | Rationalization Plan | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 201 |  |  |  |
Successor | Rationalization Plan | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | Rationalization Plan | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | Rationalization Plan | Corporate, R&D and Other | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | Rationalization Plan | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 10 |  |  |  |
Successor | Rationalization Plan | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | Rationalization Plan | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 636 |  |  |  |
Successor | Rationalization Plan | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 156 |  |  |  |
Successor | Rationalization Plan | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 480 |  |  |  |
Successor | Rationalization Plan | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 186 |  |  |  |
Successor | 2013 Rationalization Initiatives | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 15 |  |  |  |
Fixed asset write-offs and other |  | 15 |  |  |  |
Successor | 2013 Rationalization Initiatives | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 186 |  |  |  |
Successor | 2013 Rationalization Initiatives | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 15 |  |  |  |
Fixed asset write-offs and other |  | 15 |  |  |  |
Successor | 2013 Rationalization Initiatives | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Inventory loss |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 156 |  |  |  |
Successor | 2013 Rationalization Initiatives | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 156 |  |  |  |
Successor | 2013 Rationalization Initiatives | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Contract Terminations | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Contract Terminations | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Contract Terminations | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2013 Rationalization Initiatives | Contract Terminations | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 10 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 10 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Industrial Materials |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Industrial Materials | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Engineered Solutions | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 10 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Research and Development |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accelerated depreciation |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Corporate, R&D and Other | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 10 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Industrial Materials | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Engineered Solutions | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Employee Severance | Corporate, R&D and Other | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 0 |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2014 Corporate and Research & Development Rationalization | Contract Terminations | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Contract terminations |  | 0 |  |  |  |
Successor | 2015 Advanced Graphite Materials Rationalization |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total rationalization plan and related charges |  | 1,299 |  |  |  |
Successor | 2015 Advanced Graphite Materials Rationalization | Cost of Sales |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Inventory loss |  | 0 |  |  |  |
Fixed asset write-offs and other |  | 618 |  |  |  |
Successor | 2015 Advanced Graphite Materials Rationalization | Selling and Administrative |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Other |  | 201 |  |  |  |
Successor | 2015 Advanced Graphite Materials Rationalization | Employee Severance | Rationalizations |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance and related costs |  | 480 |  |  |  |
Contract terminations |  | $ 0 |  |  |  |

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