Consolidated Statements of Comprehensive Earnings (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2019	Dec. 01, 2018	Nov. 30, 2019	Dec. 01, 2018
Statement of Comprehensive Income [Abstract]
Net earnings	$ 15,234	$ 21,891	$ 49,956	$ 57,778
Other comprehensive (loss) earnings:
Unrealized gain (loss) on marketable securities, net of tax expense (benefit)	(44)	(58)	145	(90)
Unrealized gain (loss) on derivative instruments, net of $119, $10, $146 and ($99) of tax expense (benefit), respectively	387	32	476	(327)
Foreign currency translation adjustments	(491)	(3,621)	(586)	(7,518)
Other comprehensive (loss) earnings	(148)	(3,647)	35	(7,935)
Total comprehensive earnings	$ 15,086	$ 18,244	$ 49,991	$ 49,843