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Income Taxes (Unrecognized Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Nov. 28, 2015
Nov. 29, 2014
Nov. 30, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Unrecognized tax benefits at December 1, $ 2,487 $ 2,155 $ 2,209
Additions for current period tax positions 388 465 668
Additions related to acquired tax positions 1,052 0 0
Additions for prior period tax positions 321 40 0
Reductions for prior period tax positions 0 0 (40)
Reductions for lapse of statute of limitations/settlements (401) (240) (431)
Changes in interest and penalties 12 67 (251)
Unrecognized tax benefits at November 30, $ 3,859 $ 2,487 $ 2,155