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

Historical Timeline

Fiscal YearFiled
2025Feb 20, 2026Showing above
2017Feb 23, 2018
2016Feb 24, 2017
2015Feb 24, 2016

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.