CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - (Unaudited) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 30, 2014	Mar. 31, 2013
Income Statement [Abstract]
Earnings from discontinued operations, tax	$ 0	$ 496

Amount of tax expense or benefit on gain (loss), not previously recognized, resulting from the sale of a business component.

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