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LEEVAC Transaction (Tables) | 12 Months Ended
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Dec. 31, 2017
Business Combinations [Abstract] |
Pro Forma Results | The table below presents our pro forma results of operations for the year ended December 31, 2015, assuming that we acquired substantially all of the assets and certain specified liabilities of LEEVAC on January 1, 2015 (in thousands):
Year Ended December 31, 2015 |  | Pro forma adjustments |  |  |
|  | Historical results |  | LEEVAC |  | Adjustments |  |  | Pro forma results
Revenue |  | $ | 306,120 |  |  | $ | 87,239 |  |  | $ | — |  |  |  | $ | 393,359 |
Net income (loss) |  | $ | (25,364 | ) |  | $ | (4,655 | ) |  | $ | 3,738 |  | (1) |  | $ | (26,281 | )
______________ (1) Adjustments to historical results are as follows:
|  | Year Ended December 31, 2015
Effect of purchase price depreciation |  | $ | 1,217 |
Elimination of interest expense |  | 2,038 |
Income taxes |  | 483 |
Total |  | $ | 3,738 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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