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Other Noncurrent Liabilities | 12 Months Ended
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Dec. 31, 2014
Other Noncurrent Liabilities [Abstract] |
Other Noncurrent Liabilities | 16. Other Noncurrent Liabilities As of December 31 of each year, Other noncurrent liabilities consists of:
(in thousands) |  | 2014 |  |  | 2013
Pension liabilities |  |  | $37,867 |  |  |  |  | $40,981 |
Postretirement benefits other than pensions |  |  | 60,237 |  |  |  |  | 56,052 |
Interest rate swap agreement |  |  | 1,411 |  |  |  |  | 3,119 |
Incentive and deferred compensation |  |  | 2,730 |  |  |  |  | 4,960 |
Other |  |  | 834 |  |  |  |  | 902 |
Total |  |  | $103,079 |  |  |  |  | $106,014 |

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- Definition The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as noncurrent at the end of the reporting period. + References No definition available. + Details
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