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Inventories
 6 Months Ended
Aug. 27, 2016
Inventory Disclosure [Abstract]  
Inventories
Inventories
(In thousands)
August 27, 2016
 
February 27, 2016
Raw materials
$
24,246

 
$
21,404

Work-in-process
13,111

 
9,958

Finished goods
26,091

 
25,486

Costs and earnings in excess of billings on uncompleted contracts
5,203

 
6,538

Total inventories
$
68,651

 
$
63,386