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DISCONTINUED OPERATIONS - Narrative (Detail) $ in Thousands, £ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2015 USD ($) | Jul. 31, 2015 USD ($) | May 31, 2015 USD ($) | Jan. 31, 2015 USD ($) | Jan. 31, 2015 GBP (£) | Dec. 31, 2015 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) facility
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  |  |  |  |  | $ 6,973 | $ 1,027 | $ 31,344
Gain (loss) on divestiture |  |  |  |  |  |  | $ 875 | 845 | (16,991)
Impairment of assets |  |  |  |  |  |  |  |  | 40,813
Income tax benefit / (expense) |  |  |  |  |  |  |  | $ 2,053 | $ (7,926)
Held-for-sale [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Number of Operating Segments | facility |  |  |  |  |  |  |  |  | 5
Surface Technologies [Member] | Commercial/Industrial |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Number of Facilities Sold | facility |  |  |  |  |  |  |  |  | 2
Assets and liabilities sold (less than) | $ 1,000 |  |  |  |  |  |  |  |
Disposal Date | Oct. 31, 2015 | Jul. 31, 2015 |  |  |  |  |  |  |
Engineered Packaging [Member] | Defense |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  | $ 14,000 |  |  |  |  |  |  |
Gain (loss) on divestiture |  | $ 2,300 |  |  |  |  |  |  |
Disposal Date |  | Jul. 31, 2015 |  |  |  |  |  |  |
Downstream [Member] | Previously reported within Energy segment [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  | $ 19,000 |  |  |  |  |  |
Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, before Income Tax |  |  |  |  |  | $ 4,800 |  |  |
Gain (loss) on divestiture |  |  |  |  |  |  |  |  | $ (59,500)
Disposal Date |  |  | May 31, 2015 |  |  |  |  |  |
Aviation Ground Support [Member] | Defense |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  |  | $ 4,000 | £ 3 |  |  |  |
Disposal Date |  |  |  | Jan. 31, 2015 | Jan. 31, 2015 |  |  |  |

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