Consolidated Statements of Comprehensive Earnings - USD ($) $ in Thousands	12 Months Ended
	Mar. 03, 2018	Mar. 04, 2017	Feb. 27, 2016
Statement of Comprehensive Income [Abstract]
Net earnings	$ 79,488	$ 85,790	$ 65,342
Other comprehensive earnings (loss):
Unrealized (loss) gain on marketable securities, net of $(29), $(45) and $38 of tax (benefit) expense, respectively	(95)	(83)	73
Unrealized gain on foreign currency hedge, net of $47, $- and $- of tax expense, respectively	156	0	0
Unrealized gain on pension obligation, net of $87, $74 and $347 of tax expense, respectively	284	130	610
Foreign currency translation adjustments	6,692	234	(9,734)
Other comprehensive earnings (loss)	7,037	281	(9,051)
Total comprehensive earnings	$ 86,525	$ 86,071	$ 56,291