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Asset Retirement Obligations | 9 Months Ended
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Sep. 30, 2025
Asset Retirement Obligation Disclosure [Abstract] |
Asset Retirement Obligation | Note 10 Asset Retirement Obligations Asset retirement obligations are included in Other deferred liabilities and credits in the Consolidated Balance Sheet. During the three months ended September 30, 2025, Array and TDS Telecom performed a review of the assumptions and estimated future costs related to asset retirement obligations. The results of the reviews and other changes in asset retirement obligations during the nine months ended September 30, 2025 were as follows:
| Asset Retirement Obligations
(Dollars in thousands) |
Balance at December 31, 2024 | $ | 385,592 |
Additional liabilities accrued | 168 |
Revisions in estimated cash outflows | 13,773 |
Disposition of assets | (8,024) |
Accretion expense | 14,125 |
Balance at September 30, 2025 | $ | 405,634 |

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- Definition The entire disclosure for an asset retirement obligation and the associated long-lived asset. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/410-20/tableOfContent Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 20 -Topic 410 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-2 + Details
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