Financial Instruments and Fair Value Measurements, Outstanding foreign currency and commodity contracts (Details) - Not designated as hedges: [Member]	3 Months Ended
	Mar. 31, 2020
Foreign currency rates [Member] | Minimum [Member]
Derivative [Line Items]
Derivative, maturity date	April 2020
Foreign currency rates [Member] | Maximum [Member]
Derivative [Line Items]
Derivative, maturity date	September 2020
Commodities [Member] | Minimum [Member]
Derivative [Line Items]
Derivative, maturity date	April 2020
Commodities [Member] | Maximum [Member]
Derivative [Line Items]
Derivative, maturity date	June 2020