Stockholders' Equity (Details 5) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 01, 2013	Jun. 02, 2012	Jun. 01, 2013	Jun. 02, 2012
Compensation expense for stock options
Compensation expense	$ 152	$ 166	$ 267	$ 304
Related tax benefit	28	31	57	66
Unrecognized compensation expense related to non-vested stock options that will be recognized during future periods
Balance of Fiscal 2013	215		215
Fiscal 2014	265		265
Fiscal 2015	112		112
Fiscal 2016	$ 12		$ 12
Nonvested Options
Activity under the Griffin Stock Option Plan
Outstanding at beginning of period (in shares)			163,390	190,443
Granted (in shares)			8,112	6,748
Vested (in shares)			(34,143)	(33,801)
Outstanding at end of period (in shares)	137,359	163,390	137,359	163,390
Weighted Avg. Exercise Price
Outstanding at beginning of period (in dollars per share)			$ 29.84	$ 30.56
Granted (in dollars per share)			$ 29.58	$ 23.70
Vested (in dollars per share)			$ 32.36	$ 32.69
Outstanding at end of period (in dollars per share)	$ 29.20	$ 29.84	$ 29.20	$ 29.84

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