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Accrued Liabilities | 12 Months Ended
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Dec. 31, 2013
Accrued Liabilities |
Accrued Liabilities | 7. Accrued Liabilities Other current liabilities consisted of the following at December 31:
(in thousands) |  | 2013 |  | 2012 |
--- | --- | --- | --- | --- | ---
Payroll and incentive compensation |  | $ | 10,647 |  | $ | 10,695 |
Union dues and benefits |  |  | 7,122 |  |  | 6,210 |
Profit sharing and thrift plan |  |  | 2,862 |  |  | 4,679 |
Taxes, other than income taxes |  |  | 4,286 |  |  | 5,771 |
Legal settlements |  |  | 2,869 |  |  | — |
Other |  |  | 4,925 |  |  | 4,885 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
|  | $ | 32,711 |  | $ | 32,240 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 24 -Article 5 + Details
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