Summary of Significant Accounting Policies (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2024 USD ($) segment item shares	Mar. 31, 2023 USD ($) shares	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Significant accounting policies
Number of reportable segments | segment	1
Stepdown from baseline levels, final rule	10.00%
Cumulative reduction in baseline, subsequent allowance	40.00%
Allocation allowance received as a percentage of total HFC consumption	1.00%
Number of reporting unit | item	1
Goodwill impairment loss	$ 0			$ 0
Cylinder deposit liability	$ 17,800,000			17,200,000
Management services revenue			$ 65,250,000	$ 77,199,000
Options excluded from the calculation of diluted shares | shares	52,519	502,568
Management Service
Significant accounting policies
Management services revenue	$ 600,000
Federal
Significant accounting policies
Operating loss carryforwards	0
State
Significant accounting policies
Operating loss carryforwards	$ 1,200,000
Customer Concentration Risk | No Customer | Revenue from Contract with Customer
Significant accounting policies
Concentration risk percentage	10.00%
Customer Concentration Risk | One Customer | Revenue from Contract with Customer
Significant accounting policies
Concentration risk percentage		10.00%
Customer Concentration Risk | One Customer | Accounts Receivable
Significant accounting policies
Accounts receivable	$ 11,900,000	$ 9,400,000