3. Foreign Exchange Forward Contracts (Details) $ in Millions	3 Months Ended
Mar. 31, 2020 USD ($)
Forward foreign exchange contract to sell foreign currency [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	$ 58.6
Gain (Loss) on Foreign Currency Derivative Instruments not Designated as Hedging Instruments	0.2
Forward foreign exchange contract to purchase foreign currency [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	237.1
Gain (Loss) on Foreign Currency Derivative Instruments not Designated as Hedging Instruments	$ (0.9)

Nominal or face amount used to calculate payment on derivative.

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
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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+ References

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Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of foreign currency derivatives not designated as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
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-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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