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Note G - Pensions and Other Postretirement Benefits (Details) - Expected Future Benefit Payments (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
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Pension Plan [Member]
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| Note G - Pensions and Other Postretirement Benefits (Details) - Expected Future Benefit Payments [Line Items] | |
| 2014 | $ 3,923 |
| 2015 | 4,337 |
| 2016 | 4,753 |
| 2017 | 5,409 |
| 2018 | 5,802 |
| Thereafter | 29,982 |
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Postretirment Benefits [Member]
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| Note G - Pensions and Other Postretirement Benefits (Details) - Expected Future Benefit Payments [Line Items] | |
| 2014 | 1,432 |
| 2015 | 1,399 |
| 2016 | 1,412 |
| 2017 | 1,466 |
| 2018 | 1,561 |
| Thereafter | $ 8,454 |