Accumulated Other Comprehensive (Loss) Income - Changes in Accumulated Other Comprehensive (Loss) Income (Detail) - USD ($) $ in Thousands	3 Months Ended
	May 27, 2016	May 29, 2015
Accumulated Other Comprehensive (Loss) Income [Line Items]
Beginning Balance	$ 429,294
Other comprehensive income, net of tax	14,671	$ 42,798
Ending Balance	470,436	$ 444,888
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive (Loss) Income [Line Items]
Beginning Balance	(13,535)
Other comprehensive income (loss) before reclassifications	6,810
Other comprehensive income, net of tax	6,810
Ending Balance	(6,725)
Pensions and Other Postretirement Benefits [Member]
Accumulated Other Comprehensive (Loss) Income [Line Items]
Beginning Balance	(26,628)
Other comprehensive income (loss) before reclassifications	(213)
Amounts reclassified from accumulated other comprehensive income (loss)	216
Other comprehensive income, net of tax	3
Ending Balance	(26,625)
Unrealized Investment Gain [Member]
Accumulated Other Comprehensive (Loss) Income [Line Items]
Beginning Balance	20,505
Other comprehensive income (loss) before reclassifications	7,858
Other comprehensive income, net of tax	7,858
Ending Balance	28,363
Accumulated Other Comprehensive (Loss) Income [Member]
Accumulated Other Comprehensive (Loss) Income [Line Items]
Beginning Balance	(19,658)
Other comprehensive income (loss) before reclassifications	14,455
Amounts reclassified from accumulated other comprehensive income (loss)	216
Other comprehensive income, net of tax	14,671
Ending Balance	$ (4,987)