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Working Capital
 12 Months Ended
Mar. 04, 2017
Working Capital [Abstract]  
Working Capital
Working Capital

Receivables
(In thousands)
2017
 
2016
Trade accounts
$
122,149

 
$
102,627

Construction contracts
31,923

 
41,631

Contract retainage
29,191

 
28,249

Other receivables
3,972

 
2,822

Total receivables
187,235

 
175,329

Less allowance for doubtful accounts
(1,495
)
 
(2,497
)
Net receivables
$
185,740

 
$
172,832



Inventories
(In thousands)
2017
 
2016
Raw materials
$
22,761

 
$
21,404

Work-in-process
16,154

 
9,958

Finished goods
29,372

 
25,486

Costs and earnings in excess of billings on uncompleted contracts
5,122

 
6,538

Total inventories
$
73,409

 
$
63,386



Other Current Liabilities
(In thousands)
2017
 
2016
Warranties
$
21,100

 
$
14,666

Taxes, other than income taxes
4,452

 
5,058

Other
8,648

 
9,615

Total other current liabilities
$
34,200

 
$
29,339