XML 35 R40.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accrued Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Accrued Liabilities [Abstract]        
Commissions $ 14,372 $ 12,132    
Warranty 9,755 8,147 7,038 7,341
Accrued dividend 0 13,297    
Billings in excess of cost 7,912 6,351    
Customer deposits 18,738 20,095    
Interest 29,537 26,744    
Other 48,037 35,419    
Accrued liabilities $ 128,351 $ 122,185