Debt (Short-term borrowings) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Short-term Debt [Line Items]
Short-term borrowings	$ 1,493,000	$ 1,100,900
Commercial Paper
Short-term Debt [Line Items]
Short-term borrowings	1,173,400	651,300
Receivables Facility [Member]
Short-term Debt [Line Items]
Short-term borrowings	318,500	248,400
Note Securitization Facility [Member]
Short-term Debt [Line Items]
Short-term borrowings	0	200,000
Other Current Portion of Long-term Debt
Short-term Debt [Line Items]
Short-term borrowings	$ 1,100	$ 1,200