Stock-Based Compensation (Details) (USD $)	3 Months Ended				9 Months Ended
	Oct. 02, 2011		Oct. 03, 2010		Oct. 02, 2011		Oct. 03, 2010
Stock-Based Compensation [Abstract]
Total stock-based compensation expense	$ 1,749,000		$ 1,906,000		$ 5,628,000		$ 5,654,000
Portion capitalized as property and equipment	(49,000)	[1]	(48,000)	[1]	(149,000)	[1]	(143,000)	[1]
Stock-based compensation expense recognized	1,700,000	[2]	1,858,000	[2]	5,479,000	[2]	5,511,000	[2]
Unrecognized pre-tax stock-based compensation expense related to restricted stock	$ 14,300,000				$ 14,300,000
Weighted average remaining vesting period for unrecognized pre-tax stock-based compensation expense, in years					1.7

[1] We capitalize the portion of stock-based compensation expense related to our design, construction, facilities, and legal departments that are directly attributable to our store development projects, such as the design and construction of a new store and the remodeling and expansion of our existing stores. Capitalized stock-based compensation is included in "Property and equipment, net" in our unaudited condensed consolidated balance sheets.

[2] Included in "general and administrative expense" in our unaudited condensed consolidated statements of earnings.