Receivables, Loans, Notes Receivable, and Others (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 3,559	$ 1,486
Bad Debt Expense, Net of Recoveries	1,913	2,144
Write-off Charges Against the Allowance and Other Adjustments	(2,254)	(71)
Ending balance	$ 3,218	$ 3,559