v3.24.1.1.u2
Capital Stock (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Jan. 07, 2021
$ / shares
shares
Mar. 31, 2024
USD ($)
director
classOfCommonShare
Mar. 31, 2023
USD ($)
Class of Stock [Line Items]      
Classes of common shares | classOfCommonShare   2  
Minimum number of directors up for election to entitle shareholders to vote | director   3  
Percentage of directors up for election if more than minimum number   33.33%  
Preferred stock dividends   $ 0 $ 12,000
Undeclared cumulative dividends   13,500  
Redemption value of preferred stock   $ 644,000  
Preferred stock | Berkshire Hathaway | ION Media      
Class of Stock [Line Items]      
Preferred shares issued (in shares) | shares 6    
Face value of preferred shares (in dollars per share) | $ / shares $ 100,000    
Preferred shares redemption price, as a percent 105.00%    
Preferred stock dividend rate 8.00%    
Preferred stock dividend rate if dividends not paid in cash 9.00%    
Preferred stock dividends     $ 12,000
Common stock, Class A | Berkshire Hathaway      
Class of Stock [Line Items]      
Number of shares purchasable by warrant (up to) (in shares) | shares 23,100    
Exercise right of warrants (in dollars per share) | $ / shares $ 13