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Investments - Investments in Equity Securities Narrative (Details)
$ / shares in Units, $ in Thousands, € in Millions
3 Months Ended 12 Months Ended
Dec. 14, 2021
USD ($)
Dec. 31, 2022
USD ($)
$ / shares
Sep. 30, 2022
USD ($)
Mar. 31, 2022
USD ($)
Jun. 30, 2021
USD ($)
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2022
EUR (€)
May 04, 2022
EUR (€)
Mar. 31, 2022
EUR (€)
Sep. 07, 2021
Mar. 31, 2021
USD ($)
Debt and Equity Securities, FV-NI                          
Investments in equity securities   $ 96,500       $ 96,500 $ 77,800 $ 73,600          
(Decrease) increase in fair value of investments in equity securities           13,100 3,200            
Payments to acquire investments           9,900 103,900 50,800          
Realized gain on investment in equity securities $ 2,600         0 2,600 0          
Reclassification from investments in equity securities to equity method investments             36,800            
Payments to acquire equity securities           9,400 45,200            
McPhy                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   17,200       17,200 31,300            
(Decrease) increase in fair value of investments in equity securities           (11,800) (19,700) 17,000          
Stabilis Energy, Inc.                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   7,800       7,800 6,200            
(Decrease) increase in fair value of investments in equity securities           1,600 2,200 $ (2,900)          
Transform Materials                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   25,100       25,100 25,100           $ 25,100
Shares owned (shares)                         5.00%
Svante Inc.                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   38,500       38,500 15,100           $ 15,100
Shares owned (shares)       10.00%             10.00%    
Earthly Labs Inc.                          
Debt and Equity Securities, FV-NI                          
Shares owned (shares)         15.00%                
Payments to acquire investments         $ 5,000                
Equity investments, ownership interest 85.00%                        
HTEC                          
Debt and Equity Securities, FV-NI                          
(Decrease) increase in fair value of investments in equity securities             $ 20,700            
Equity investments, ownership interest               15.60%       25.00%  
HTEC | Nonconsolidated Investee or Group of Investees                          
Debt and Equity Securities, FV-NI                          
Reclassification from investments in equity securities to equity method investments           20,700              
Hy24                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   900   $ 2,400   900     € 0.9 € 0.9 € 2.2    
Cemvita Factory Inc., Gold Hydrogen LLC                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   2,000       2,000              
Payments to acquire equity securities     $ 1,000 $ 1,000                  
Avina                          
Debt and Equity Securities, FV-NI                          
Investments in equity securities   5,000       $ 5,000              
Payments to acquire equity securities   $ 5,000                      
Avina | Series A Preferred Stock                          
Debt and Equity Securities, FV-NI                          
Additional number of shares (in shares) | shares           294,627              
Shares price per share (usd per share) | $ / shares   $ 16.97       $ 16.97