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Schedule III - Schedule of Real Estate and Accumulated Depreciation | 12 Months Ended
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Dec. 31, 2023
Schedule III - Schedule of Real Estate and Accumulated Depreciation [Abstract] |
Schedule III - Schedule of Real Estate and Accumulated Depreciation | Schedule III—Schedule of Real Estate and Accumulated Depreciation
|  |  |  |  |  |  |  |  |  |  |  | Gross |  |  |  |  |  |  |  |  |  |  | Life on Which |
|  |  |  |  |  |  |  |  | Cost |  |  | Amount |  |  | Accumulated |  |  |  |  |  |  |  | Depreciation |
|  |  |  |  |  |  |  |  | Capitalized |  |  | Carried |  |  | Depreciation |  |  |  |  |  |  |  | in Latest |
|  |  |  |  |  | Initial |  |  | Subsequent |  |  | at Close |  |  | at Close |  |  |  |  |  |  |  | Income |
|  |  |  |  |  | Cost to |  |  | to |  |  | of Current |  |  | of Current |  | Date of |  |  | Date |  |  | Statement is |
Description |  |  | Encumbrances |  | Company |  |  | Acquisition |  |  | Period |  |  | Period |  | Construction |  |  | Acquired |  |  | Computed |
(in thousands) |
39,618 sites | (1) | $ | 9,388,000 | (2) |  | (3) |  |  | (3) |  | $ | 8,231,510 | (4) |  | $ | (4,232,369) |  | Various |  |  | Various |  |  | Up to 70 years | (5)
(1)No single site exceeds 5% of the aggregate gross amounts at which the assets were carried at the close of the period set forth in the table above. (2)As of December 31, 2023, certain assets secure debt of $9.4 billion. (3)The Company has omitted this information, as it would be impracticable to compile such information on a site-by-site basis. (4)Does not include those sites under construction. (5)Amounts include the acquisition of the exclusive right to lease and operate utility transmission structures, which included existing wireless tenant licenses from PG&E. ‎
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2023 |  | 2022 |  | 2021
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (in thousands)
Gross amount at beginning | $ | 7,993,750 |  | $ | 7,068,208 |  | $ | 5,963,048
Additions during period: |  |  |  |  |  |  |  |
Acquisitions (1) |  | 22,081 |  |  | 727,863 |  |  | 995,063
Construction and related costs on new builds |  | 59,873 |  |  | 69,384 |  |  | 45,802
Augmentation and tower upgrades |  | 82,917 |  |  | 60,247 |  |  | 32,953
Land buyouts and other assets |  | 32,247 |  |  | 26,588 |  |  | 24,944
Tower maintenance |  | 49,471 |  |  | 42,048 |  |  | 34,611
Other (2) |  | 35,880 |  |  | 23,824 |  |  | 20,052
Total additions |  | 282,469 |  |  | 949,954 |  |  | 1,153,425
Deductions during period: |  |  |  |  |  |  |  |
Cost of real estate sold or disposed |  | (8,024) |  |  | (610) |  |  | (192)
Impairment (3) |  | (119,307) |  |  | (23,638) |  |  | (15,552)
Other (4) |  | 82,622 |  |  | (164) |  |  | (32,521)
Total deductions |  | (44,709) |  |  | (24,412) |  |  | (48,265)
Balance at end | $ | 8,231,510 |  | $ | 7,993,750 |  | $ | 7,068,208
(1)Inclusive of changes between the final purchase price allocation and the preliminary purchase price allocations. In addition, amounts as of December 31, 2021 include the acquisition of the exclusive right to lease and operate utility transmission structures, which included existing wireless tenant licenses from PG&E. Amounts as of December 31, 2022 include the acquisition of sites from GTS. (2)Represents changes to the Company’s asset retirement obligations. (3)Impairment charges for the year ended December 31, 2023 include the impact of the planned abandonment of identified sites with minimal expectations of future economic benefit (primarily from Sprint and Oi related churn). (4)Primarily represents cumulative translation adjustments related to changes in foreign currency exchange rates.
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2023 |  | 2022 |  | 2021
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (in thousands)
Gross amount of accumulated depreciation at beginning | $ | (3,925,893) |  | $ | (3,644,238) |  | $ | (3,383,370)
Additions during period: |  |  |  |  |  |  |  |
Depreciation (1) |  | (300,458) |  |  | (285,918) |  |  | (273,655)
Other (2) |  | (14,339) |  |  | (3,382) |  |  | (91)
Total additions |  | (314,797) |  |  | (289,300) |  |  | (273,746)
Deductions during period: |  |  |  |  |  |  |  |
Amount of accumulated depreciation for assets sold or disposed |  | 8,070 |  |  | 7,505 |  |  | 3,638
Other (2) |  | 251 |  |  | 140 |  |  | 9,240
Total deductions |  | 8,321 |  |  | 7,645 |  |  | 12,878
Balance at end | $ | (4,232,369) |  | $ | (3,925,893) |  | $ | (3,644,238)
(1)Amounts as of December 31, 2021 include depreciation related to the acquisition of the exclusive right to lease and operate utility transmission structures, which included existing wireless tenant licenses from PG&E. Amounts as of December 31, 2022 include the depreciation related to the acquisition of sites from GTS. (2)Primarily represents cumulative translation adjustments related to changes in foreign currency exchange rates.

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- Definition The entire disclosure of real estate investments and associated accumulated depreciation for entities with a significant portion of their business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 28 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479438/970-360-S99-1 + Details
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