Employee Benefit Plans (Schedule Of Allocation Of Plan Assets) (Details) |
Dec. 31, 2018 |
Dec. 31, 2017 |
---|---|---|
Defined Benefit Plan Disclosure [Line Items] | ||
Asset Category | 100.00% | 100.00% |
Equity securities | ||
Defined Benefit Plan Disclosure [Line Items] | ||
Asset Category | 53.00% | 55.00% |
Debt securities | ||
Defined Benefit Plan Disclosure [Line Items] | ||
Asset Category | 23.00% | 21.00% |
Stable value funds | ||
Defined Benefit Plan Disclosure [Line Items] | ||
Asset Category | 16.00% | 14.00% |
Other, including cash | ||
Defined Benefit Plan Disclosure [Line Items] | ||
Asset Category | 8.00% | 10.00% |