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SEGMENT REPORTING (Tables) | 9 Months Ended
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Sep. 30, 2018
Segment Reporting [Abstract] |
Reconciliation of third party revenues to direct revenues | The following table reconciles third party revenues to direct revenues for the three and nine months ended September 30, 2018 and 2017 (in thousands):
| For the Three Months Ended September 30, 2018 |  | For the Three Months Ended September 30, 2017
| Third party revenues |  | Intersegment revenues, net |  | Corporate Items, net |  | Direct revenues |  | Third party revenues |  | Intersegment revenues, net |  | Corporate Items, net |  | Direct revenues
Environmental Services | $ | 508,813 |  |  | $ | 33,022 |  |  | $ | 1,145 |  |  | $ | 542,980 |  |  | $ | 440,163 |  |  | $ | 31,757 |  |  | $ | 761 |  |  | $ | 472,681 |
Safety-Kleen | 333,901 |  |  | (33,022 | ) |  | 6 |  |  | 300,885 |  |  | 315,028 |  |  | (31,757 | ) |  | 3 |  |  | 283,274 |
Corporate Items | 467 |  |  | — |  |  | (1,151 | ) |  | (684 | ) |  | 655 |  |  | — |  |  | (764 | ) |  | (109 | )
Total | $ | 843,181 |  |  | $ | — |  |  | $ | — |  |  | $ | 843,181 |  |  | $ | 755,846 |  |  | $ | — |  |  | $ | — |  |  | $ | 755,846 |
| For the Nine Months Ended September 30, 2018 |  | For the Nine Months Ended September 30, 2017
| Third party revenues |  | Intersegment revenues, net |  | Corporate Items, net |  | Direct revenues |  | Third party revenues |  | Intersegment revenues, net |  | Corporate Items, net |  | Direct revenues
Environmental Services | $ | 1,468,417 |  |  | $ | 99,278 |  |  | $ | 2,546 |  |  | $ | 1,570,241 |  |  | $ | 1,285,701 |  |  | $ | 95,465 |  |  | $ | 2,001 |  |  | $ | 1,383,167 |
Safety-Kleen | 972,534 |  |  | (99,278 | ) |  | 28 |  |  | 873,284 |  |  | 910,885 |  |  | (95,465 | ) |  | 4 |  |  | 815,424 |
Corporate Items | 1,148 |  |  | — |  |  | (2,574 | ) |  | (1,426 | ) |  | 989 |  |  | — |  |  | (2,005 | ) |  | (1,016 | )
Total | $ | 2,442,099 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,442,099 |  |  | $ | 2,197,575 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,197,575 |
Reconciliation to consolidated statements of income from adjusted EBITDA | The following table presents Adjusted EBITDA information used by management by reported segment (in thousands):
| For the Three Months Ended |  | For the Nine Months Ended
| September 30, |  | September 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Adjusted EBITDA: |  |  |  |  |  |  |  |  |
Environmental Services | $ | 102,419 |  |  | $ | 86,505 |  |  | $ | 273,035 |  |  | $ | 241,527 |
Safety-Kleen | 79,502 |  |  | 70,305 |  |  | 214,455 |  |  | 182,954 |
Corporate Items | (40,644 | ) |  | (33,811 | ) |  | (118,387 | ) |  | (100,656 | )
Total | $ | 141,277 |  |  | $ | 122,999 |  |  | $ | 369,103 |  |  | $ | 323,825 |
Reconciliation to Consolidated Statements of Operations: |  |  |  |  |  |  |  |  |
Accretion of environmental liabilities | 2,450 |  |  | 2,347 |  |  | 7,328 |  |  | 7,053 |
Depreciation and amortization | 73,082 |  |  | 72,989 |  |  | 220,686 |  |  | 216,932 |
Income from operations | 65,745 |  |  | 47,663 |  |  | 141,089 |  |  | 99,840 |
Other expense, net | 996 |  |  | 432 |  |  | 449 |  |  | 2,814 |
Loss on early extinguishment of debt | 2,469 |  |  | 1,846 |  |  | 2,469 |  |  | 7,891 |
Loss (gain) on sale of business | — |  |  | 77 |  |  | — |  |  | (31,645 | )
Interest expense, net of interest income | 19,916 |  |  | 20,675 |  |  | 60,955 |  |  | 65,743 |
Income before provision for income taxes | $ | 42,364 |  |  | $ | 24,633 |  |  | $ | 77,216 |  |  | $ | 55,037 |
PP&E, intangible assets and total assets by segment | The following table presents certain assets by reportable segment and in the aggregate (in thousands):
| September 30, 2018
| Environmental Services |  | Safety-Kleen |  | Corporate Items |  | Totals
Property, plant and equipment, net | $ | 997,708 |  |  | $ | 558,550 |  |  | $ | 58,171 |  |  | $ | 1,614,429 |
Goodwill | 204,760 |  |  | 309,342 |  |  | — |  |  | 514,102 |
Permits and other intangibles, net | 96,175 |  |  | 355,180 |  |  | — |  |  | 451,355 |
Total assets | $ | 1,714,209 |  |  | $ | 1,445,995 |  |  | $ | 614,125 |  |  | $ | 3,774,329 |
| December 31, 2017
| Environmental Services |  | Safety-Kleen |  | Corporate Items |  | Totals
Property, plant and equipment, net | $ | 927,139 |  |  | $ | 582,162 |  |  | $ | 78,064 |  |  | $ | 1,587,365 |
Goodwill | 172,386 |  |  | 306,137 |  |  | — |  |  | 478,523 |
Permits and other intangibles, net | 97,519 |  |  | 371,609 |  |  | — |  |  | 469,128 |
Total assets | $ | 1,541,241 |  |  | $ | 1,471,291 |  |  | $ | 694,038 |  |  | $ | 3,706,570 |
Total assets by geographical area | The following table presents total assets by geographical area (in thousands):
| September 30, 2018 |  | December 31, 2017
United States | $ | 3,090,011 |  |  | $ | 2,985,394 |
Canada | 684,144 |  |  | 721,176 |
Other foreign | 174 |  |  | — |
Total | $ | 3,774,329 |  |  | $ | 3,706,570 |

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