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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2014
Supplemental Cash Flow Elements [Abstract] |
Supplemental cash flow information |
|  | Years Ended December 31, |
|  | 2014 |  | 2013 |  | 2012 |
|  | (In thousands) |
Cash paid during the period for: |  |  |  |  |  |  |  |  |  |
Interest |  | $ | 874 |  | $ | 1,103 |  | $ | 1,559 |
Income taxes |  | $ | 7,319 |  | $ | 7,134 |  | $ | 6,999 |
Non-cash transactions: |  |  |  |  |  |  |  |  |  |
Barter revenue |  | $ | 3,844 |  | $ | 3,855 |  | $ | 4,188 |
Barter expense |  | $ | 3,636 |  | $ | 3,844 |  | $ | 3,894 |
Acquisition of property and equipment |  | $ | 91 |  | $ | 104 |  | $ | 99 |

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- Details
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