Fair Value Measurements and Derivative Instruments (Narrative) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Derivative [Line Items]
Percentage of securities in loss position	92.00%
Held-to-maturity securities	$ 21,000,000	$ 20,000,000
Foreign exchange contracts
Derivative [Line Items]
Derivative notional amount	$ 2,000,000	$ 1,000,000
Derivative, term of contract	3 months
Interest rate swaps
Derivative [Line Items]
Derivative notional amount	$ 200,000,000