Fair Value Measurements (Fair Value Measurements On A Recurring Basis) (Details) - Equity Securities [Member] - USD ($) $ in Thousands |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Equity Securities, Carrying amount | $ 56 | $ 56 |
| Equity Securities, Fair Value | 56 | 56 |
| Fair Value, Inputs, Level 1 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Equity Securities, Fair Value | 0 | 0 |
| Fair Value, Inputs, Level 2 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Equity Securities, Fair Value | 0 | 0 |
| Fair Value, Inputs, Level 3 [Member] | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Equity Securities, Fair Value | $ 56 | $ 56 |