Description of business, use of estimates, basis of presentation, and summary of significant accounting policies - Reconciliations Between Revenue and Primary Measures of Profit or Loss (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Less:
Net Income		$ 599,043	$ 476,347	$ 631,198
Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue		3,101,971	2,910,930	3,279,245
Less:
Programming		998,231	995,292	952,225
Employee compensation	[1]	719,534	702,324	707,214
Other segment items	[2]	452,734	470,974	487,903
Adjusted EBITDA		931,472	742,340	1,131,903
Less: All other segment items	[3]	332,429	265,993	500,705
Net Income		$ 599,043	$ 476,347	$ 631,198

[1] Includes the cost associated with salaries, bonuses, stock-based compensation, benefits paid to our employees and adjusted to remove workforce restructuring and retention costs (including stock-based compensation and cash payments).

[2] Primarily includes digital ad serving fees, professional service fees and costs associated with operating our facilities.

[3] Primarily includes taxes, interest expense, other non-operating costs, depreciation and amortization.