Investments in Equity Securities (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Debt and Equity Securities, FV-NI [Line Items]
Cost	$ 58,905,000
Fair Value	1,838,000	$ 0
Unrealized loss on equity securities	(57,067,000)	$ 0
Realized gain (loss) on equity securities	0
Equity shares
Debt and Equity Securities, FV-NI [Line Items]
Cost	47,841,000
Fair Value	1,493,000
Equity rights
Debt and Equity Securities, FV-NI [Line Items]
Cost	11,064,000
Fair Value	$ 345,000