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Acquisition, Restructuring and Other Expense (Tables) | 12 Months Ended
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Dec. 31, 2018
Acquisition, Restructuring Expenses and Other Operating Expenses [Abstract] |
Schedule of Acquisition Restructuring Expense and Other Operating Expense | Acquisition, restructuring and other expense for the year ended December 31, consists of the following:
| 2018 |  | 2017 |  | 2016
Consolidation costs | $ | — |  |  | $ | 2,903 |  |  | $ | 3,066 |
Termination of a product offering | — |  |  | — |  |  | 4,546 |
Restructuring costs included in cost of sales | $ | — |  |  | $ | 2,903 |  |  | $ | 7,612 |
Business acquisition costs | $ | 2,372 |  |  | $ | 2,336 |  |  | $ | 17,029 |
Restructuring costs | — |  |  | 1,347 |  |  | 6,670 |
Legal matters | — |  |  | 17,480 |  |  | 3,773 |
Gain on sale of facility | — |  |  | — |  |  | (1,890 | )
Acquisition, restructuring and other expense included in selling and administrative expense | $ | 2,372 |  |  | $ | 21,163 |  |  | $ | 25,582 |
Impairment charges included in research and development expense | $ | 4,212 |  |  | $ | — |  |  | $ | — |
Debt refinancing costs included in other expense | $ | — |  |  | $ | — |  |  | $ | 2,942 |

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