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Comprehensive Income or Loss
9 Months Ended
Sep. 24, 2011
Comprehensive Income or Loss [Abstract] 
Comprehensive Income or Loss
D. Comprehensive Income or Loss
Comprehensive income or loss represents net income or loss, plus defined benefit plans liability adjustment, net of tax effect. The defined benefit plans liability adjustments for the interim periods ended September 24, 2011 and September 25, 2010 were not material.