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EARNINGS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Numerator
Net income	$ 10,813		$ 18,759
Denominator
Weighted average number of common shares outstanding - Basic	18,897,879		18,824,585
Dilutive effect of options and restricted stock units outstanding under the Company's employee compensation plans	362,614		175,266
Weighted Average Number of Shares Outstanding, Diluted	19,260,493		18,999,851

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