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Average Shares Outstanding (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended		3 Months Ended		6 Months Ended
	Apr. 05, 2013	Apr. 05, 2012	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Average Shares Outstanding
Stock purchases (in shares)					356	306
Purchase of common shares					$ 10,568	$ 7,076
Stock dividends (as a percent)	3.00%	3.00%	3.00%	3.00%	3.00%	3.00%

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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