Reclassifications from Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 01, 2013	Jun. 02, 2012
Accumulated other comprehensive loss
Balance - beginning of period	$ (61,369)	$ (52,634)
Amounts reclassified from accumulated other comprehensive loss to net income (loss)	1,263	1,020
Balance - end of period	(60,106)	(51,614)
Defined benefit pension plans
Accumulated other comprehensive loss
Balance - beginning of period	(61,369)	(52,634)
Amounts reclassified from accumulated other comprehensive loss to net income (loss)	1,263	1,020
Balance - end of period	$ (60,106)	$ (51,614)