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Fair Value Measurements And Derivative Instruments Reporting (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Fair Value Measurements And Derivative Instruments Reporting [Abstract]          
Transfers between the three levels $ 0 $ 0 $ 0 $ 0  
Assets measured at fair value on a non-recurring basis 0 0 0 0  
Liabilities measured at fair value on a nonrecurring basis 0 $ 0 0 $ 0  
Cash equivalents $ 0   $ 0   $ 0