CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues:
Total revenues	$ 83,357	$ 84,047	$ 249,220	$ 219,949
Operating expenses:
Project development and startup costs	2,543	6,803	12,101	10,523
Selling, general, and administrative	14,376	12,692	47,803	39,552
Depreciation, amortization, and accretion	5,566	4,697	16,772	12,677
Income from equity method investments	(637)	(3,822)	(1,877)	(11,828)
Total operating expenses	79,769	71,738	248,401	198,381
Operating income	3,588	12,309	819	21,568
Other (expense) income:
Interest and financing expense, net	(6,898)	(5,026)	(19,330)	(13,976)
Change in fair value of derivative instruments, net	0	278	281	1,457
Other income	129	640	2,169	1,737
Total other expenses	(6,769)	(4,108)	(16,880)	(10,782)
(Loss) income before income tax benefit	(3,181)	8,201	(16,061)	10,786
Income tax benefit	14,567	8,906	36,290	8,906
Net income	11,386	17,107	20,229	19,692
Net income attributable to redeemable non-controlling interests	7,226	11,998	10,034	9,618
Net income attributable to non-redeemable non-controlling interests	93	130	329	328
Dividends on redeemable preferred non-controlling interests	2,617	2,617	7,851	7,853
Net income attributable to Class A common stockholders	$ 1,450	$ 2,362	$ 2,015	$ 1,893
Weighted average shares outstanding of Class A common stock:
Basic (in shares)	28,279,527	27,709,203	28,090,014	27,585,620
Diluted (in shares)	29,592,822	27,743,417	29,013,705	27,644,164
Per share amounts:
Basic (in dollars per share)	$ 0.05	$ 0.09	$ 0.07	$ 0.07
Diluted (in dollars per share)	$ 0.05	$ 0.09	$ 0.07	$ 0.07
RNG fuel
Revenues:
Total revenues	$ 22,921	$ 25,864	$ 75,650	$ 63,036
Operating expenses:
Cost of sales	11,774	9,985	35,341	26,644
Fuel Station Services
Revenues:
Total revenues	51,722	45,395	149,426	121,794
Operating expenses:
Cost of sales	40,230	33,609	118,683	94,882
Renewable Power Segment
Revenues:
Total revenues	8,714	12,788	24,144	35,119
Operating expenses:
Cost of sales	$ 5,917	$ 7,774	$ 19,578	$ 25,931