| Schedule of Intangible Assets and Liabilities Subject to Amortization |
Details regarding the Company’s intangible assets follow. | | | | | | | | | | | | | | | | | | | December 31, 2025 | | Gross carrying amount | | Accumulated amortization | | Net | | (In thousands) | | Favorable gas gathering contracts | $ | 21,063 | | | $ | (17,623) | | | $ | 3,440 | | | Contract intangibles | 146,900 | | | (141,439) | | | 5,461 | | | Rights-of-way | 209,022 | | | (72,795) | | | 136,227 | | | Indefinite-lived intangibles | 8,436 | | | — | | | 8,436 | | Total intangible assets | $ | 385,421 | | | $ | (231,857) | | | $ | 153,564 | |
| | | | | | | | | | | | | | | | | | | December 31, 2024 | | Gross carrying amount | | Accumulated amortization | | Net | | (In thousands) | | Favorable gas gathering contracts | $ | 21,063 | | | $ | (16,685) | | | $ | 4,378 | | | Contract intangibles | 146,900 | | | (134,885) | | | 12,015 | | | Rights-of-way | 197,077 | | | (67,627) | | | 129,450 | | | Indefinite-lived intangibles | 8,436 | | | — | | | 8,436 | | Total intangible assets | $ | 373,476 | | | $ | (219,197) | | | $ | 154,279 | |
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| Schedule of Recognized Amortization Expense in Other Revenues and Cost and Expenses |
The Company recognized amortization expense of its favorable gas gathering contracts in Other revenues as follows: | | | | | | | | | | | | | | | | | | | Year ended December 31, | | 2025 | | 2024 | | 2023 | | (In thousands) | | Amortization expense – favorable gas gathering contracts | $ | 938 | | | $ | 938 | | | $ | 938 | |
The Company recognized amortization expense of its contract and right of way intangibles in costs and expenses as follows: | | | | | | | | | | | | | | | | | | | Year ended December 31, | | 2025 | | 2024 | | 2023 | | (In thousands) | | Amortization expense – contract intangibles | $ | 6,554 | | | $ | 7,093 | | | $ | 18,881 | | | Amortization expense – rights-of-way | 8,730 | | | 7,940 | | | 8,576 | |
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| Schedule of Estimated Aggregate Annual Amortization Expected to be Recognized |
The Company’s estimated aggregate annual amortization expected to be recognized for each of the five succeeding fiscal years and thereafter, as of December 31, 2025, follows. | | | | | | | (In thousands) | | 2026 | $ | 14,967 | | | 2027 | 9,506 | | | 2028 | 9,338 | | | 2029 | 8,893 | | | 2030 | 8,233 | | | | | |
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