Revenue from Contract with Customer (Schedule of Receivables, Contract Acquisition Costs, and Deferred Revenue) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Disaggregation of Revenue [Line Items]
Accounts receivable, opening balance	$ 80,423
Accounts receivable, ending balance	93,804
Contract acquisition costs non-current, opening balance	41,021
Capitalized contract costs, period increase (decrease), net	(346)
Contract acquisition costs non-current, ending balance	40,675
Deferred revenue current, opening balance	88,848
Contract with customer liability, current, Increase (decrease), net	9,960
Deferred revenue current, ending balance	98,808
Deferred revenue non-current, opening balance	409
Contract with customer liability, non-current, Increase (decrease), net	(355)
Deferred revenue non-current, ending balance	54
Accounts receivable
Disaggregation of Revenue [Line Items]
Accounts receivable, opening balance	61,801
Accounts receivable, increase (decrease), net	7,458
Accounts receivable, ending balance	69,259
Unbilled Receivable
Disaggregation of Revenue [Line Items]
Accounts receivable, opening balance	18,622
Accounts receivable, increase (decrease), net	5,923
Accounts receivable, ending balance	$ 24,545