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Accumulated Other Comprehensive Loss
 9 Months Ended
Aug. 29, 2021
Equity [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE LOSS ACCUMULATED OTHER COMPREHENSIVE LOSS
The following is a summary of the components of "Accumulated other comprehensive loss," net of related income taxes: 
August 29,
2021		November 29,
2020		August 23,
2020
 (Dollars in thousands)
Pension and postretirement benefits$(217,456)$(222,345)$(257,676)
Derivative instruments(58,429)(74,456)(72,420)
Foreign currency translation losses(175,200)(158,641)(169,024)
Unrealized gains on marketable securities19,268 13,996 11,197 
Accumulated other comprehensive loss$(431,817)$(441,446)$(487,923)

No material amounts were reclassified out of "Accumulated other comprehensive loss" into net income other than those that pertain to the Company's derivative instruments and pension and post retirement benefit plans. Refer to Note 4 for additional information.