XML 26 R10.htm IDEA: XBRL DOCUMENT
v3.25.4

Property and equipment: | 12 Months Ended
--- | ---
Dec. 31, 2025
Property and equipment: |
Property and equipment: | 2. Property and equipment: Property and equipment consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024
Owned assets: | ​ | ​ | ​ | ​ | ​ | ​
Network equipment | ​ | $ | 1,213,087 | ​ | $ | 1,085,979
Owned buildings and leasehold improvements | ​ | ​ | 502,187 | ​ | ​ | 470,713
System infrastructure (including owned fiber) | ​ | ​ | 708,353 | ​ | ​ | 651,621
Software | ​ | ​ | 14,139 | ​ | ​ | 13,780
Office and other equipment | ​ | ​ | 30,306 | ​ | ​ | 29,030
Land | ​ | ​ | 135,808 | ​ | ​ | 135,871
Asset retirement obligations | ​ | ​ | 31,965 | ​ | ​ | 31,965
​ | ​ | ​ | 2,635,845 | ​ | ​ | 2,418,959
Less—Accumulated depreciation and amortization | ​ | ​ | (1,579,825) | ​ | ​ | (1,350,672)
​ | ​ | ​ | 1,056,020 | ​ | ​ | 1,068,287
Assets under finance leases: | ​ | ​ | ​ | ​ | ​ | ​
IRUs | ​ | ​ | 1,007,061 | ​ | ​ | 900,772
Less—Accumulated depreciation and amortization | ​ | ​ | (342,007) | ​ | ​ | (304,892)
​ | ​ | ​ | 665,054 | ​ | ​ | 595,880
Property and equipment, net | ​ | $ | 1,721,074 | ​ | $ | 1,664,167
​ Depreciation and amortization expense related to property and equipment and finance leases was $268.4 million, $296.2 million and $229.9 million, for the years ended December 31, 2025, 2024 and 2023, respectively. The Company capitalizes the compensation cost of employees directly involved with its construction activities. In the years ended December 31, 2025, 2024 and 2023, the Company capitalized compensation costs of $48.4 million, $45.9 million and $35.5 million, respectively. These amounts are included in system infrastructure costs.

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-7 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration