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Accrued Liabilities (Tables)
12 Months Ended
Dec. 31, 2013
Accrued Liabilities [Abstract]  
Accrued Liabilities
Accrued liabilities at December 31 were as follows (in thousands):
 
 
 
2013
 
2012
 
Interest
 
$
18,285
 
$
29,537
 
Customer deposits
 
 
21,438
 
 
18,738
 
Commissions
 
 
12,030
 
 
14,372
 
Warranty
 
 
14,336
 
 
9,755
 
Accrued dividend
 
 
19,863
 
 
-
 
Rebates
 
 
14,104
 
 
-
 
Billings in excess of cost
 
 
5,016
 
 
7,912
 
Other
 
 
48,640
 
 
48,037
 
 
 
$
153,712
 
$
128,351