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CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Pension liability adjustment, net of tax (in dollars) | $ 3,010 | $ 734 | $ 2,618
Cash dividends declared (in dollars per share) | $ 0.54 | $ 0.84 | $ 0.64

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