Revenue From Contracts With Customers (Schedule of Receivables, Contract Assets and Deferred Revenue) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Revenue from Contract with Customer [Abstract]
Trade accounts receivable	$ 20,255	$ 25,942
Contract assets, which are included in “Prepaid expenses and other current assets”	1,302	1,736
Contract assets, long-term, which are included in “Other assets”	681	1,070
Deferred revenue (current)	7,733	12,128
Deferred revenue (non-current)	$ 1,433	$ 2,187