Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical)

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CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dividends paid to stockholders, per share $ 0.84 $ 0.84 $ 0.75
Write-off of accumulated other comprehensive loss related to cash flow hedges, net of taxes   $ 723  
Reclassification of cumulative unrealized holding losses on marketable securities to earnings due to other-than-temporary impairment   $ 4,703