v3.26.1
Property, Plant, and Equipment
12 Months Ended
Dec. 31, 2025
Property, Plant and Equipment [Abstract]  
Property, Plant, and Equipment
4. PROPERTY, PLANT, AND EQUIPMENT
Property, plant, and equipment, net, consisted of the following as of December 31, 2025 and 2024:
December 31,
2025
December 31,
2024
Plant and equipment$322,123 $317,926 
Construction in progress203,312 169,571 
CNG/RNG fueling stations (1)
90,453 68,899 
Finance leases2,725 9,550 
Other10,064 9,688 
628,677 575,634 
Less: accumulated depreciation (2)
(133,043)(117,376)
Property, plant, and equipment, net$495,634 $458,258 
(1) Includes $87,888 and $68,899 lessor operating lease right of use assets as of December 31, 2025 and 2024, respectively.
(2) Includes $18,399 and $14,569 lessor operating lease accumulated depreciation for the years ended December 31, 2025 and 2024, respectively.
As of December 31, 2025 and 2024, construction in progress primarily consisted of capital expenditures related to the development of RNG generation facilities as well as RNG dispensing facilities.
Depreciation expense on property, plant, and equipment for the years ended December 31, 2025 and 2024 was $21,582 and $17,176, including lessor operating lease depreciation of $4,225 and $3,515, respectively.