| Schedule of Other Nonoperating Income (Expense) |
A summary of other operating expense, net is as follows:
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Years ended
December 31, |
|
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2017 |
|
2016 |
|
2015 |
Amortization expense |
|
$ |
32,010 |
|
|
$ |
25,263 |
|
|
$ |
6,605 |
|
Transaction and other related costs(1)
|
|
7,415 |
|
|
4,952 |
|
|
4,241 |
|
Restructuring and other related costs (Note 23) |
|
8,490 |
|
|
12,630 |
|
|
4,147 |
|
Net loss on asset disposals |
|
5,793 |
|
|
4,216 |
|
|
3,911 |
|
Intangible asset impairment charge (Note 13) |
|
— |
|
|
6,873 |
|
|
— |
|
Management advisory fees (Note 26) |
|
3,777 |
|
|
3,584 |
|
|
590 |
|
Environmental-related costs (Note 22) |
|
395 |
|
|
1,352 |
|
|
202 |
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Other, net |
|
6,345 |
|
|
3,431 |
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|
— |
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|
|
$ |
64,225 |
|
|
$ |
62,301 |
|
|
$ |
19,696 |
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(1) |
Transaction and other related costs for the year ended December 31, 2017 primarily include transaction costs associated with the Company’s IPO exclusive of the direct costs recorded in stockholders’ equity net of the proceeds from the offering (see Note 1 to these consolidated financial statements for further information) and the Acquisition (see Note 7). Transaction and other related costs for the years ended December 31, 2016 and 2015 primarily include transaction costs directly attributable to the Business Combination (Note 6) and the 2014 Acquisition (see Note 23), as well as other business development costs.
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