Investments (Gain (Loss) on Marketable Equity Securities) (Details 2) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Investments [Abstract]
Gain on marketable equity securities, net	$ 104,152	$ 18,022
Less: Net losses in earnings from marketable equity securities sold	0	3,657
Net unrealized gains in earnings from marketable equity securities still held at the end of the period	$ 104,152	$ 21,679