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Comprehensive Income or Loss
6 Months Ended
Jun. 25, 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 June 25, 2011 and June 26, 2010 were not material.