Annual report pursuant to Section 13 and 15(d)

Revenues - Disaggregation of Revenue by Product Type (Details)

v3.22.0.1
Revenues - Disaggregation of Revenue by Product Type (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenue from External Customer [Line Items]    
Revenue $ 73,688 $ 6,523
RNG, including RINs and LCFSs    
Revenue from External Customer [Line Items]    
Revenue 44,815 0
Gas O&M service    
Revenue from External Customer [Line Items]    
Revenue 386 0
Power, including RECs    
Revenue from External Customer [Line Items]    
Revenue 21,502 0
Electric O&M service    
Revenue from External Customer [Line Items]    
Revenue 1,070 0
Equipment and associated services    
Revenue from External Customer [Line Items]    
Revenue 5,817 6,523
Other    
Revenue from External Customer [Line Items]    
Revenue $ 98 $ 0