Consolidated Results of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2019	Sep. 01, 2018	Aug. 31, 2019	Sep. 01, 2018
Income Statement [Abstract]
Net sales	$ 357,058	$ 362,133	$ 712,424	$ 698,664
Cost of sales	270,851	277,667	545,250	533,468
Gross profit	86,207	84,466	167,174	165,196
Selling, general and administrative expenses	58,631	55,806	116,558	114,542
Operating income	27,576	28,660	50,616	50,654
Interest expense	2,203	1,727	4,813	3,467
Earnings before income taxes	25,373	26,933	45,803	47,187
Income tax expense (benefit)	6,094	6,420	11,081	11,300
Net earnings	$ 19,279	$ 20,513	$ 34,722	$ 35,887
Earnings per share - basic
Net earnings	$ 0.73	$ 0.73	$ 1.31	$ 1.28
Earnings per share - diluted
Net earnings	$ 0.72	$ 0.72	$ 1.30	$ 1.26
Weighted average basic shares outstanding	26,413	28,128	26,505	28,127
Weighted average diluted shares outstanding	26,736	28,379	26,789	28,377