Consolidated Results of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Mar. 04, 2017	Feb. 27, 2016	Feb. 28, 2015
Income Statement [Abstract]
Net sales	$ 1,114,533	$ 981,189	$ 933,936
Cost of sales	822,510	737,619	725,392
Gross profit	292,023	243,570	208,544
Selling, general and administrative expenses	169,798	146,177	144,959
Operating income	122,225	97,393	63,585
Interest income	1,008	981	954
Interest expense	971	593	924
Other income (expense), net	543	(457)	1,384
Earnings before income taxes	122,805	97,324	64,999
Income tax expense	37,015	31,982	14,483
Net earnings	$ 85,790	$ 65,342	$ 50,516
Earnings per share - basic (USD per share)	$ 2.98	$ 2.25	$ 1.76
Earnings per share - diluted (USD per share)	$ 2.97	$ 2.22	$ 1.72
Weighted average basic shares outstanding	28,781	29,058	28,763
Weighted average diluted shares outstanding	28,893	29,375	29,374