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Stock Options and Stock Awards (Details) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018
Stock options and stock award Plans
Stock-based compensation costs	$ 16,087	$ 12,115	$ 25,793
Shares of common stock available for grant	580
Maximum
Stock options and stock award Plans
Term of options	10 years
Performance based awards
Stock options and stock award Plans
Stock-based compensation costs	$ (461)	$ (1,084)	$ 4,122
2010 Omnibus Equity Plan
Stock options and stock award Plans
Shares of common stock authorized under stock-based compensation plans	1,750
2012 Omnibus Equity Plan
Stock options and stock award Plans
Shares of common stock authorized under stock-based compensation plans	1,425
2014 Omnibus Equity Plan
Stock options and stock award Plans
Shares of common stock authorized under stock-based compensation plans	2,900
2014 Omnibus Equity Plan \| Stock options \| Maximum
Stock options and stock award Plans
Shares of common stock authorized under stock-based compensation plans	1,250