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Condensed Consolidated Balance Sheet [Parenthetical] (EUR €)
Mar. 31, 2012
Dec. 31, 2011
Common stock, par value (in euro per share) € 0.122 € 0.122
Common stock, shares authorized 29,745,490 29,745,490
Common stock, shares issued 25,157,250 24,962,250
Common stock, shares outstanding 25,157,250 24,962,250