Consolidated Statement of Shareholders Equity (unaudited) - USD ($) shares in Thousands, $ 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]
Beginning balance (in shares) at Feb. 27, 2016	28,684
Beginning balance at Feb. 27, 2016		$ 9,561	$ 145,528	$ 282,477	$ (837)	$ 837	$ (31,371)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	$ 40,119			40,119
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	$ 65						65
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent						0	4,525
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures	139
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures		46	49		(16)	16
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition			2,935
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net			506
Outstanding shares awards exercised	125
Stock Issued During Period, Value, Stock Options Exercised		42	1,211
Stock Repurchased and Retired During Period, Shares	(52)
Stock Repurchased and Retired During Period, Value		(17)	(273)	(2,014)
Dividends, Common Stock, Cash				(7,133)
Ending balance (in shares) at Aug. 27, 2016	28,896
Ending balance at Aug. 27, 2016		9,632	149,956	313,449	(853)	853	(26,781)
Beginning balance (in shares) at Mar. 04, 2017	28,680
Beginning balance at Mar. 04, 2017	$ 470,577	9,560	150,111	341,996	(875)	875	(31,090)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	33,512			33,512
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	$ 92						92
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent						0	14,490
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures	107
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures		36	83		(22)	22
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition			3,063
Outstanding shares awards exercised	100
Stock Issued During Period, Value, Stock Options Exercised		34	801
Share repurchases (in shares)	(200)
Share repurchases		(67)	(1,091)	(9,675)	0	0	0
Stock Repurchased and Retired During Period, Shares	(45)
Stock Repurchased and Retired During Period, Value		(15)	(256)	(2,216)
Dividends, Common Stock, Cash				(7,994)
Ending balance (in shares) at Sep. 02, 2017	28,642
Ending balance at Sep. 02, 2017	$ 501,374	$ 9,548	$ 152,711	$ 355,623	$ (897)	$ 897	$ (16,508)