Hedging Activities And Financial Instruments (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Derivative financial instruments	$ (1,976,000)	$ (318,000)
Net AOCL to be reclassified to losses in next 12 months	589,000
Not Designated as Hedging Instrument
Derivative [Line Items]
Foreign currency contracts	100,403,000	102,407,000
Level 2 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative financial instruments	$ (1,976,000)	(318,000)
Interest Rate Contract \| Designated as Hedging Instrument
Derivative [Line Items]
Floor interest rate (as a percentage)	0.00%
Notional interest rate contracts outstanding	$ 40,000,000	$ 40,000,000

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958

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Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract.

+ References

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+ References

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Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
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Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

+ References

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- Definition

The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
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