Accounts Receivable (Schedule of Changes in Allowance for Credit Losses for Accounts Receivable) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable expected credit losses at beginning	$ (1,719)
CECL transition adjustment	(1,183)
Charges	(1,222)
Currency translation	154
Other	37
Accounts receivable expected credit losses at end	(3,933)
Specific customer reserves [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable expected credit losses at beginning	(1,719)
CECL transition adjustment	(44)
Charges	(89)
Currency translation	116
Other	42
Accounts receivable expected credit losses at end	(1,694)
Incremental expected credit losses [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable expected credit losses at beginning
CECL transition adjustment	(1,139)
Charges	(1,133)
Currency translation	38
Other	(5)
Accounts receivable expected credit losses at end	$ (2,239)