Stockholders' Equity (Details 3) (Vested Options, USD $)	3 Months Ended
	Mar. 02, 2013	Mar. 03, 2012
Vested Options
Activity under the Griffin Stock Option Plan
Outstanding at beginning of period (in shares)	80,451	54,075
Vested during the period (in shares)	28,335	28,333
Outstanding at end of period (in shares)	108,786	82,408
Weighted Avg. Exercise Price
Outstanding at beginning of period (in dollars per share)	$ 29.95	$ 27.08
Vested during the period (in dollars per share)	$ 33.36	$ 33.36
Outstanding at end of period (in dollars per share)	$ 30.84	$ 29.24