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International Retirement Plan (Tables) | 6 Months Ended
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Jun. 30, 2015
International Retirement Plan [Abstract] |
Components Of Net Periodic Benefit Costs And Other Amounts Recognized In Other Comprehensive Income |
| Quarter Ended June 30, |  | Six Months Ended June 30,
(in thousands) | 2015 |  | 2014 |  | 2015 |  | 2014
Service cost | $ | 49 |  | $ | 43 |  | $ | 96 |  | $ | 88
Interest cost |  | 66 |  |  | 60 |  |  | 128 |  |  | 122
Total | $ | 115 |  | $ | 103 |  | $ | 224 |  | $ | 210

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- Definition Tabular disclosure of the changes in plan assets and benefit obligations recognized in other comprehensive income (loss) during the period. + References No definition available. + Details
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