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Employee Benefit Plans (Tables)
 3 Months Ended
May. 30, 2015
Compensation and Retirement Disclosure [Abstract]  
Components of net periodic benefit cost
Components of net periodic benefit cost are as follows:
 
Three Months Ended
(In thousands)
May 30,
2015
 
May 31,
2014
Interest cost
$
142

 
$
138

Expected return on assets
(34
)
 
(43
)
Amortization of unrecognized net loss
62

 
44

Net periodic benefit cost
$
170

 
$
139