Consolidated Results of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 28, 2015	Nov. 29, 2014	Nov. 28, 2015	Nov. 29, 2014
Income Statement [Abstract]
Net sales	$ 238,324	$ 244,410	$ 719,040	$ 687,238
Cost of sales	175,898	187,757	544,326	539,826
Gross profit	62,426	56,653	174,714	147,412
Selling, general and administrative expenses	34,568	36,028	106,209	103,474
Operating income	27,858	20,625	68,505	43,938
Interest income	258	243	762	706
Interest expense	159	357	477	774
Other income (expense), net	(75)	(16)	(120)	1,461
Earnings before income taxes	27,882	20,495	68,670	45,331
Income tax expense (benefit)	9,361	6,759	23,264	8,703
Net earnings	$ 18,521	$ 13,736	$ 45,406	$ 36,628
Earnings per share - basic
Net earnings	$ 0.64	$ 0.47	$ 1.56	$ 1.27
Earnings per share - diluted
Net earnings	$ 0.63	$ 0.47	$ 1.54	$ 1.25
Weighted average basic shares outstanding	29,181	28,725	29,137	28,759
Weighted average diluted shares outstanding	29,466	29,358	29,479	29,350