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Segment and Geographic Information Revenues as a Percent of Total Revenues by Geographic Region (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 01, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Predecessor |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 100.00% |  | 100.00% | 100.00%
Predecessor | UNITED STATES |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 55.20% |  | 54.70% | 57.40%
Predecessor | JAPAN |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 11.40% |  | 6.90% | 8.10%
Predecessor | TAIWAN |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 5.70% |  | 4.60% | 3.50%
Predecessor | CHINA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 5.60% |  | 5.40% | 7.10%
Predecessor | INDIA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 2.70% |  | 3.00% | 4.00%
Predecessor | AUSTRALIA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 4.20% |  | 4.20% | 3.00%
Predecessor | SOUTH KOREA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 0.50% |  | 1.50% | 4.10%
Predecessor | Other Segments |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage | 14.70% |  | 19.70% | 12.80%
Successor |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 100.00% |  |
Successor | UNITED STATES |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 48.90% |  |
Successor | JAPAN |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 11.70% |  |
Successor | TAIWAN |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 8.70% |  |
Successor | CHINA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 7.50% |  |
Successor | INDIA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 6.70% |  |
Successor | AUSTRALIA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 5.30% |  |
Successor | SOUTH KOREA |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 1.10% |  |
Successor | Other Segments |  |  |  |
Revenues as a Percent of Total Revenues by Geographic Region [Line Items] |  |  |  |
Segment Reporting, Revenue Percentage |  | 10.10% |  |

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