Consolidated Statement of Shareholders Equity Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Common Stock Held In Trust [Member]	Deferred Compensation Obligation [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Shares, Outstanding at Mar. 01, 2014		28,958,000
Stockholders' Equity Attributable to Parent at Mar. 01, 2014		$ 9,653	$ 130,570	$ 228,841	$ (791)	$ 791	$ (12,960)
Net earnings	$ 36,628			36,628
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	129						129
Change in Unrealized Gain (Loss) on Foreign Currency Fair Value Hedging Instruments							(62)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	(62)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent						0	(2,016)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		302,000
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures		$ 101	(39)		(13)	13
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition			3,705
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net			2,569
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		76,000
Stock Issued During Period, Value, Stock Options Exercised		$ 25	751
Stock Redeemed or Called During Period, Shares		(203,000)
Stock Redeemed or Called During Period, Value		$ (68)	(965)	(5,861)
Stock Repurchased and Retired During Period, Shares		(137,000)
Stock Repurchased and Retired During Period, Value		$ (46)	(176)	(4,231)
Dividends, Common Stock, Cash				(8,875)
Shares, Outstanding at Nov. 29, 2014		28,996,000
Stockholders' Equity Attributable to Parent at Nov. 29, 2014		$ 9,665	136,415	246,502	(804)	804	(14,909)
Shares, Outstanding at Feb. 28, 2015		29,050,000
Stockholders' Equity Attributable to Parent at Feb. 28, 2015	382,476	$ 9,683	138,575	256,538	(801)	801	(22,320)
Net earnings	45,406			45,406
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	(45)						(45)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	$ 0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent						0	(9,257)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		101,000
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures		$ 34	124		(27)	27
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition			3,686
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net			4,037
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	(220,381)	200,000
Stock Issued During Period, Value, Stock Options Exercised		$ 67	1,539
Stock Redeemed or Called During Period, Shares		150,000
Stock Redeemed or Called During Period, Value		$ 50	784	6,424	0	0	0
Stock Repurchased and Retired During Period, Shares		(93,000)
Stock Repurchased and Retired During Period, Value		$ (31)	(477)	(4,559)
Dividends, Common Stock, Cash				(9,632)
Shares, Outstanding at Nov. 28, 2015		29,108,000
Stockholders' Equity Attributable to Parent at Nov. 28, 2015	$ 406,110	$ 9,703	$ 146,700	$ 281,329	$ (828)	$ 828	$ (31,622)