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CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 26, 2011
CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY
Purchase of treasury shares, shares		53,847
Stock plan exercises; shares acquired	69,376	165,735
Stock options exercised; shares issued	133,510	253,133
Stock awards; shares issued	402	2,992

Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

Number of share options (or share units) exercised during the current period.