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Investments in Affiliates and Other Entities - Equity Investments by Type (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]    
Marketable equity securities $ 0 $ 0
Non-marketable equity securities 53,624 54,134
Total equity investments 177,762 211,218
Integral Affiliates    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 95,550 101,251
Non-Integral Unconsolidated Affiliates    
Schedule of Equity Method Investments [Line Items]    
Equity method investments $ 28,588 $ 55,833