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GOODWILL AND INTANGIBLE ASSETS (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill by Segment | The following table sets forth our goodwill, by segment, for the periods indicated:
|  | December 31, 2021 |  | December 31, 2020
|  | (Thousands of dollars)
Natural Gas Liquids |  | $ | 371,217 |  |  | $ | 371,217 |
Natural Gas Pipelines |  | 156,375 |  |  | 156,375 |
Total goodwill |  | $ | 527,592 |  |  | $ | 527,592 |
Gross Carrying Amount and Accumulated Amortization of Intangible Assets | The following table reflects the gross carrying amount and accumulated amortization of intangible assets for the periods presented:
|  | December 31, 2021 |  | December 31, 2020
|  | (Thousands of dollars)
Gross intangible assets |  | $ | 381,435 |  |  | $ | 381,435 |
Accumulated amortization |  | (145,732) |  |  | (135,304) |
Net intangible assets |  | $ | 235,703 |  |  | $ | 246,131 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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