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Consolidated Statements of Comprehensive Income (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Consolidated Statements of Comprehensive Income [Abstract]
Unrealized holding gains (losses) arising during period, tax	$ 427	$ 87
Reclassification adjustment for gains included in net income, tax	$ 21	$ 1

- Definition

Tax effect of the income statement impact of the reclassification adjustment for unrealized gain (loss) realized upon the sale of available-for-sale securities.

+ References+ Details

- Definition

Tax effect of unrealized holding gain (loss) before reclassification adjustments and transfers on available-for-sale securities.

+ References+ Details