Intangible Assets, Goodwill and Other Assets (Schedule of Estimated Amortization Expense) (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Finite-Lived Intangible Assets [Line Items]
2024	$ 14,825
2025	14,565
2026	14,253
2027	13,806
2028	13,556
Offshore pipeline contract intangibles
Finite-Lived Intangible Assets [Line Items]
2025	8,321
2026	8,321
2027	8,321
2028	8,321
Other
Finite-Lived Intangible Assets [Line Items]
2024	6,504
2025	6,244
2026	5,932
2027	5,485
2028	5,235
Offshore pipeline transportation \| Offshore pipeline contract intangibles
Finite-Lived Intangible Assets [Line Items]
2024	$ 8,321

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 926
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483154/926-20-50-5

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