Accounts Receivable, Accounts Payable and Accrued Liabilities (Schedule of Changes in Estimated Credit Losses) (Details 2) - Estimated Credit Losses [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 21,836	$ 21,494	$ 14,276
Additions - Charged to Costs and Expenses	2,958	6,824	10,667
Deductions	(3,407)	(6,482)	(3,449)
Balance at End of Period	$ 21,387	$ 21,836	$ 21,494