Stock-Based Compensation (Details 1) (USD $)	12 Months Ended
	Mar. 01, 2014	Mar. 02, 2013	Mar. 03, 2012	Mar. 01, 2014
Award transactions on stock options
Outstanding shares awards exercised	(328,000)	(243,000)	(89,000)
Award transactions on stock options, Weighted Average Exercise Price
Weighted average exercise price, Beginning	$ 15.89
Weighted average exercise price, Awards exercised	$ 19.22
Weighted average exercise price, Awards canceled	$ 19.40
Weighted average exercise price, Ending	$ 13.88	$ 15.89
Weighted average exercise price, Vested or expected to vest				$ 13.88
Weighted average exercise price, Exercisable				$ 15.07
Weighted average remaining contractual life, Outstanding	5 years 5 months 0 days
Weighted average remaining contractual life, Vested of expected to vest	5 years 5 months 0 days
Weighted average remaining contractual life, Exercisable	5 years 0 months 0 days
Aggregate intrinsic value, Outstanding				$ 17,253,002
Aggregate intrinsic value, Vested or expected to vest				17,253,002
Aggregate intrinsic value, Exercisable				$ 13,365,075
Options/SARs Outstanding
Award transactions on stock options
Outstanding, Beginning	1,362,373
Outstanding shares awards exercised	(506,145)
Outstanding shares awards canceled	(8,376)
Outstanding, Ending	847,852
Outstanding shares vested or expected to vest				847,852
Outstanding shares exercisable				697,681