Accounts Receivable (Schedule of Accounts Receivable, Current) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Noncurrent receivables invoice terms (in years)	10 years
Trade and other accounts receivable	$ 168,046	$ 167,370
Bank promissory notes	26,284	24,860
Allowance for expected credit losses	(2,345)	(3,807)	$ (1,719)
Accounts receivable, net	$ 191,985	$ 188,423