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Summary of Significant Accounting Policies - Additional Information (Details)
$ in Thousands, MT in Millions
1 Months Ended 12 Months Ended
Jul. 31, 2016
Dec. 31, 2022
USD ($)
segment
MT
shares
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
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 | MT   3        
Allocation allowance received as a percentage of total HFC consumption   1.00%        
Goodwill impairment loss   $ 0 $ 0      
Right of use asset   7,339 6,803      
Operating lease liabilities   7,426 6,882      
Cylinder deposit liability   13,600 12,300      
Contract term 5 years          
Renewal term 5 years          
Deferred tax assets, valuation allowance   $ 15,100 15,149 $ 19,000 $ 19,000 $ 11,300
Current year utilization comprise of deferred tax     7,270      
Net operating losses due to additional income     16,800      
Valuation allowance     $ 3,900      
Options excluded from the calculation of diluted shares | shares   28,467 2,583,523      
Federal            
Significant accounting policies            
Operating loss carryforwards   $ 0        
Current year utilization comprise of deferred tax   29,300        
State            
Significant accounting policies            
Operating loss carryforwards   $ 1,500        
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% 10.00%      
Customer Concentration Risk | One Customer | Accounts Receivable            
Significant accounting policies            
Concentration risk percentage     10.00%