The Company’s major classes of property, plant, and equipment were as follows:
December 31, 2025December 31, 2024Depreciable Lives
(In millions)
Facilities and equipment$15,095 $13,302 
3 - 40 Years
Land and improvements644 537 
Construction in progress (a) (b)
530 191 
Total property, plant and equipment16,269 14,030 
Accumulated depreciation(4,673)(4,086)
Net property, plant and equipment$11,596 $9,944 
(a) As of December 31, 2025 and 2024, construction in progress included $24 million and $23 million, respectively, of capital expenditures that relate to prepaid long-term service agreements for facilities in the Flexible Generation segment.
(b) As of December 31, 2025 and 2024, construction in progress included $12 million and $9 million, respectively, of accrued non-cash capital expenditures.

Historical Timeline

Fiscal YearFiled
2025Feb 24, 2026Showing above
2024Feb 25, 2025
2023Feb 22, 2024
2022Feb 23, 2023
2021Feb 28, 2022
2020Mar 1, 2021
2019Mar 2, 2020
2018Feb 28, 2019
2017Mar 1, 2018
2016Feb 28, 2017
2015Feb 29, 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.