v3.26.1
Property, Plant and Equipment, net
 3 Months Ended
Mar. 31, 2026
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, net Property, Plant and Equipment, net
Property, plant and equipment at March 31, 2026 and December 31, 2025 consisted of the following:
Estimated Useful
Life (in Years)		March 31, 2026December 31, 2025
Energy systems
10 - 15 years
$2,504,679 $2,488,929 
Machinery and equipment
5 - 7 years
1,618,204 1,631,139 
Furniture and fixtures
5 years
278,911 270,837 
Computer software
3 - 5 years
192,865 192,865 
Leasehold improvements*1,179,688 1,166,708 
5,774,347 5,750,478 
Less - accumulated depreciation and amortization(4,216,223)(4,141,157)
Property, plant and equipment, net$1,558,124 $1,609,321 
* Lesser of estimated useful life of asset or lease term
Depreciation and amortization expense on property and equipment for the three months ended March 31, 2026 and 2025 was $94,970 and $95,768, respectively.