Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets (Tables)

v3.22.0.1
Goodwill and Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
Intangible assets consist of the following as of December 31, 2021 and 2020:
(in thousands)
2021
Gross Carrying
Amount
Accumulated
Amortization
Net
Biogas rights agreements
$ 603,868  $ 8,237  $ 595,631 
Electricity off-take agreements 26,511  749  25,762 
Operations and maintenance contracts
8,620  173  8,447 
RNG purchase contract 10,290  1,959  8,331 
Customer relationships
350  140  210 
Trade names
150  60  90 
Total
$ 649,789  $ 11,318  $ 638,471 
(in thousands)
2020
Gross Carrying
Amount
Accumulated
Amortization
Net
Biogas rights agreements
$ 8,293  $ —  $ 8,293 
Customer relationships
350  70  280 
Trade names
150  30  120 
Total
$ 8,793  $ 100  $ 8,693 
Schedule of Estimated Future Amortization Expense
Estimated future amortization expense, including amortization classified as cost of energy expense, for years ended December 31 is as follows:
(in thousands)

2022 $ 39,539 
2023 35,521 
2024 33,729 
2025 33,629
2026 33,533
Thereafter
462,520
Total
$ 638,471 
Schedule of Below-Market Contract Liability
Gross Liability
Accumulated
Amortization
Net
Gas off-take agreements
$ 146,990  $ 4,360  $ 142,630