XML 38 R16.htm IDEA: XBRL DOCUMENT
v3.25.3

GOODWILL AND OTHER INTANGIBLE ASSETS | 9 Months Ended
--- | ---
Sep. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
GOODWILL AND OTHER INTANGIBLE ASSETS | GOODWILL AND OTHER INTANGIBLE ASSETS The changes in goodwill by segment for the nine months ended September 30, 2025 were as follows (in thousands):
| Environmental Services |  | Safety-Kleen Sustainability Solutions |  | Totals
Balance at January 1, 2025 | $ | 1,296,204 |  |  | $ | 180,995 |  |  | $ | 1,477,199 |
Measurement period adjustments from prior period acquisitions | 146 |  |  | (99) |  |  | 47 |
Foreign currency translation | 1,130 |  |  | 455 |  |  | 1,585 |
Balance at September 30, 2025 | $ | 1,297,480 |  |  | $ | 181,351 |  |  | $ | 1,478,831 |
The Company assesses goodwill on an annual basis as of December 31 or at an interim date when events or changes in the business environment (“triggering events”) would more likely than not reduce the fair value of a reporting unit below its carrying value. During the period ended September 30, 2025, no such triggering events were identified. As of September 30, 2025 and December 31, 2024, the Company’s intangible assets consisted of the following (in thousands):
| September 30, 2025 |  | December 31, 2024
| Cost |  | Accumulated Amortization |  | Net |  | Cost |  | Accumulated Amortization |  | Net
Permits | $ | 194,193 |  |  | $ | 130,053 |  |  | $ | 64,140 |  |  | $ | 191,921 |  |  | $ | 123,939 |  |  | $ | 67,982 |
Customer and supplier relationships | 698,036 |  |  | 283,708 |  |  | 414,328 |  |  | 697,326 |  |  | 256,657 |  |  | 440,669 |
Other intangible assets | 120,404 |  |  | 54,714 |  |  | 65,690 |  |  | 120,316 |  |  | 46,490 |  |  | 73,826 |
Total amortizable permits and other intangible assets | 1,012,633 |  |  | 468,475 |  |  | 544,158 |  |  | 1,009,563 |  |  | 427,086 |  |  | 582,477 |
Trademarks and trade names | 119,807 |  |  | — |  |  | 119,807 |  |  | 119,510 |  |  | — |  |  | 119,510 |
Total permits and other intangible assets | $ | 1,132,440 |  |  | $ | 468,475 |  |  | $ | 663,965 |  |  | $ | 1,129,073 |  |  | $ | 427,086 |  |  | $ | 701,987 |
Amortization expense of permits, customer and supplier relationships and other intangible assets was $13.4 million and $40.5 million in the three and nine months ended September 30, 2025, respectively. Amortization expense of permits, customer and supplier relationships and other intangible assets was $13.9 million and $40.7 million in the three and nine months ended September 30, 2024, respectively. The expected amortization of the net carrying amount of finite-lived intangible assets at September 30, 2025 was as follows (in thousands):
Years Ending December 31, | Expected Amortization
2025 (three months) | $ | 13,379 |
2026 | 51,727 |
2027 | 49,190 |
2028 | 47,708 |
2029 | 42,097 |
Thereafter | 340,057 |
| $ | 544,158 |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration