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STOCKHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2017
STOCKHOLDERS' EQUITY |
Components of accumulated other comprehensive loss | Components of accumulated other comprehensive loss were as follows at December 31:
|  | 2017 |  | 2016 |  | 2015 |
|  | (in thousands) |
Pre-tax amounts: |  |  |  |  |  |  |  |  |  |
Unrecognized net periodic benefit costs |  | $ | (25,768) |  | $ | (29,320) |  | $ | (35,231) |
Interest rate swap |  |  | 481 |  |  | (542) |  |  | (897) |
Foreign currency translation |  |  | (1,894) |  |  | (1,978) |  |  | (2,379) |
Total |  | $ | (27,181) |  | $ | (31,840) |  | $ | (38,507) |
After-tax amounts: |  |  |  |  |  |  |  |  |  |
Unrecognized net periodic benefit costs |  | $ | (19,715) |  | $ | (21,886) |  | $ | (25,497) |
Interest rate swap |  |  | 292 |  |  | (329) |  |  | (545) |
Foreign currency translation |  |  | (1,151) |  |  | (1,202) |  |  | (1,454) |
Total |  | $ | (20,574) |  | $ | (23,417) |  | $ | (27,496) |
Summary of changes in accumulated other comprehensive loss, net of tax, by component |
|  |  |  |  | Unrecognized |  |  | Interest |  | Foreign |
|  |  |  |  | Net Periodic |  |  | Rate |  | Currency |
|  | Total |  | Benefit Costs |  |  | Swap |  | Translation |
|  | (in thousands) |
Balances at December 31, 2015 |  | $ | (27,496) |  | $ | (25,497) |  | $ | (545) |  | $ | (1,454) |
Other comprehensive income (loss) before reclassifications |  |  | (799) |  |  | (1,267) |  |  | 216 |  |  | 252 |
Amounts reclassified from accumulated other comprehensive loss |  |  | 4,878 |  |  | 4,878 |  |  | — |  |  | — |
Net current-period other comprehensive income |  |  | 4,079 |  |  | 3,611 |  |  | 216 |  |  | 252 |
Balances at December 31, 2016 |  | $ | (23,417) |  | $ | (21,886) |  | $ | (329) |  | $ | (1,202) |
Other comprehensive income (loss) before reclassifications |  |  | (1,968) |  |  | (2,640) |  |  | 621 |  |  | 51 |
Amounts reclassified from accumulated other comprehensive loss |  |  | 4,811 |  |  | 4,811 |  |  | — |  |  | — |
Net current-period other comprehensive income (loss) |  |  | 2,843 |  |  | 2,171 |  |  | 621 |  |  | 51 |
Balances at December 31, 2017 |  | $ | (20,574) |  | $ | (19,715) |  | $ | 292 |  | $ | (1,151) |
Summary of the significant reclassifications out of accumulated other comprehensive loss by component | The following is a summary of the significant reclassifications out of accumulated other comprehensive loss by component for the years ended December 31:
|  | Unrecognized Net Periodic |
|  | Benefit Costs(1)(2) |
|  | 2017 |  | 2016 |
|  | (in thousands) |
Amortization of net actuarial loss |  | $ | (3,908) |  | $ | (4,944) |
Amortization of prior service credit |  |  | 190 |  |  | 190 |
Pension settlement expense |  |  | (4,156) |  |  | (3,229) |
Total, pre-tax |  |  | (7,874) |  |  | (7,983) |
Tax benefit |  |  | 3,063 |  |  | 3,105 |
Total, net of tax |  | $ | (4,811) |  | $ | (4,878) |
| (1) |  | Amounts in parentheses indicate increases in expense or loss.
| (2) |  | These components of accumulated other comprehensive loss are included in the computation of net periodic benefit cost (see Note I).
Summary of dividends declared |
|  | 2017 |  | 2016 |
|  | Per Share |  | Amount |  | Per Share |  | Amount |
|  | (in thousands, except per share data)
First quarter |  | $ | 0.08 |  | $ | 2,066 |  | $ | 0.08 |  | $ | 2,088 |
Second quarter |  | $ | 0.08 |  | $ | 2,078 |  | $ | 0.08 |  | $ | 2,087 |
Third quarter |  | $ | 0.08 |  | $ | 2,063 |  | $ | 0.08 |  | $ | 2,074 |
Fourth quarter |  | $ | 0.08 |  | $ | 2,057 |  | $ | 0.08 |  | $ | 2,069 |

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