Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities - Other Income Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Other Income (Expense)
Marketable and non-marketable investment securities - realized and unrealized gains (losses)	$ 1,720	$ 37	$ 1,412	$ (411)
Derivative instruments - net realized and/or unrealized gains (losses)	(8,013)	15,000	(36,974)	58,000
Gains (losses) related to early redemption of debt	68,037	(1,143)	68,086	(1,149)
Equity in earnings (losses) of affiliates	(929)	857	(2,380)	1,257
Other	477	(976)	627	(1,374)
Total	$ 61,292	$ 13,775	$ 30,771	$ 56,323