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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Retained Earnings
Dividends, per share	$ 0.054	$ 0.049	$ 0.046
Comprehensive Income
Foreign Currency Translation Adjustment, Income Taxes	$ 187	$ 356
Accumulated Other Comprehensive (Loss) Income Foreign Currency Translation
Foreign Currency Translation Adjustment, Income Taxes	187	356
Accumulated Other Comprehensive (Loss) Income Marketable Securities
Reclassification Into Earnings of Available for Sale Securities, Tax	$ 54

Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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- Definition

Tax effect on the reclassification adjustment for gains or losses realized upon the sale of securities during the period.

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