Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 29, 2020	Aug. 31, 2019	Aug. 29, 2020	Aug. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 217,900	$ (138,765)	$ (84,391)	$ (509,850)
Other comprehensive income (loss):
Change in temporary impairment of auction rate securities, net of taxes	(44)	(116)	(612)	377
Pension adjustment, net of taxes	313	666	9	639
Currency translation adjustment	9,449	3,306	3,413	(327)
Other comprehensive income (loss)	9,718	3,856	2,810	689
Comprehensive income (loss)	$ 227,618	$ (134,909)	$ (81,581)	$ (509,161)