CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 25, 2012
CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS)
Unamortized net loss and other components of benefit plans, taxes	$ (2,250)	$ (1,060)
Other comprehensive loss, taxes	$ 442	$ 390

Tax effect, net of reclassification adjustments, of the change in accumulated other comprehensive income (loss) related to pension and other postretirement benefit plans, attributable to the parent entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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+ Details