Investments (Loss) Gain on Marketable Equity Securities) (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Investments [Abstract]
(Loss) gain on marketable equity securities, net	$ (139,589)	$ 243,088	$ 60,787
Less: Net losses (gains) in earnings from marketable equity securities sold and donated	27,786	(17,830)	13,382
Net unrealized (losses) gains in earnings from marketable equity securities still held at the end of the year	$ (111,803)	$ 225,258	$ 74,169