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Inventories
 3 Months Ended
May 28, 2016
Inventory Disclosure [Abstract]  
Inventories
Inventories
(In thousands)
May 28, 2016
 
February 27, 2016
Raw materials
$
24,553

 
$
21,404

Work-in-process
12,723

 
9,958

Finished goods
26,352

 
25,486

Costs and earnings in excess of billings on uncompleted contracts
5,902

 
6,538

Total inventories
$
69,530

 
$
63,386