Discontinued Operations - Financial Information of Discontinued Operations (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
|
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||
| (Loss) income from discontinued operations - before sale | $ 0 | $ 906 | ||
| Loss from discontinued operations | $ 0 | $ 350 | (1,235) | (818) |
| TFI | ||||
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||
| Revenue | 0 | 0 | 0 | 19,100 |
| (Loss) income from discontinued operations before income taxes | 0 | 0 | 0 | 1,171 |
| Income tax expense | 0 | 0 | 0 | (265) |
| (Loss) income from discontinued operations - before sale | 0 | 0 | 0 | 906 |
| Loss on sale of TFI | 0 | 350 | (1,235) | (1,724) |
| Loss from discontinued operations | $ 0 | $ 350 | $ (1,235) | $ (818) |