Reclassifications from Accumulated Other Comprehensive Loss - Change in Components (Details) - USD ($) $ in Thousands	3 Months Ended
	May 28, 2016	May 30, 2015
Accumulated other comprehensive loss
Balance - beginning of period	$ 581,428
Balance - end of period	591,504
Accumulated other comprehensive loss
Accumulated other comprehensive loss
Balance - beginning of period	(47,781)	$ (45,850)
Amounts reclassified from accumulated other comprehensive loss to net income, net of $451 and $398 tax expense	681	597
Balance - end of period	(47,100)	(45,253)
Defined benefit pension plans
Accumulated other comprehensive loss
Balance - beginning of period	(47,781)	(45,850)
Amounts reclassified from accumulated other comprehensive loss to net income, net of $451 and $398 tax expense	681	597
Balance - end of period	(47,100)	(45,253)
Amounts reclassified from accumulated other comprehensive loss to net income, tax expense	$ 451	$ 398