XML 15 R25.htm IDEA: XBRL DOCUMENT v2.4.0.8
Summary of Company's Debt (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Debt Instrument [Line Items]    
Total debt $ 90,328 $ 82,320
Current portion (20,566) (21,439)
Long-term debt, less current maturities 69,762 60,881
US Term Note
    
Debt Instrument [Line Items]    
Interest Rate 2.50%  
Total debt 23,188 24,500
US Revolving Note
    
Debt Instrument [Line Items]    
Interest Rate 3.47%  
Total debt 13,561  
Europe Term Note
    
Debt Instrument [Line Items]    
Interest Rate 2.50%  
Total debt 37,211 38,899
W.E.T. Term Note
    
Debt Instrument [Line Items]    
Interest Rate 2.01%  
Total debt 8,841 10,920
DEG Loan
    
Debt Instrument [Line Items]    
Interest Rate 4.25%  
Total debt 5,516 5,561
Capital Leases
    
Debt Instrument [Line Items]    
Interest Rate 4.20%  
Total debt $ 2,011 $ 2,440