Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May. 29, 2015	May. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 72,764	$ 43,739
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(2,028)	1,866
Pension and postretirement benefit adjustments	216	(23)
Unrealized gain on equity securities	44,610
Other comprehensive income (loss), net of tax	42,798	1,843
Comprehensive income	$ 115,562	$ 45,582