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Long-Term Debt - CEI Senior Secured Notes due 2032 (Narrative) (Details) - USD ($)
$ in Billions
Mar. 31, 2024
Feb. 06, 2024
Long-term debt    
Interest rate 4.30%  
CEI Senior Secured Notes due 2032 | Senior Notes    
Long-term debt    
Long-term debt, gross   $ 1.5
Interest rate 6.50% 6.50%