XML 28 R50.htm IDEA: XBRL DOCUMENT v2.4.0.8
Goodwill and intangible assets (Finite-Lived and Indefinite-Lived Intangible Assets) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Accumulated amortization $ (102,283) $ (77,244)  
Intangible Assets Total, Gross carrying amount 397,635 334,663  
Intangible Assets Total, Net amortizable intangibles 295,352 257,419  
Amortization period (in years) 14 years    
Impairment of intangible assets 0 1,161 0
Trademark [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Indefinite-lived intangible assets 5,230 5,230  
Customer relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Gross carrying amount 283,171 241,358  
Accumulated amortization (67,435) (49,766)  
Net amortizable intangibles 215,736 191,592  
Patents and technology [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Gross carrying amount 33,843 19,780  
Accumulated amortization (6,510) (4,360)  
Net amortizable intangibles 27,333 15,420  
Non-compete agreements [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Gross carrying amount 6,577 5,880  
Accumulated amortization (5,108) (4,420)  
Net amortizable intangibles 1,469 1,460  
Trade names [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Gross carrying amount 46,654 40,255  
Accumulated amortization (11,948) (8,680)  
Net amortizable intangibles 34,706 31,575  
Distributor relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Gross carrying amount 22,160 22,160  
Accumulated amortization (11,282) (10,018)  
Net amortizable intangibles $ 10,878 $ 12,142  
Minimum [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 3 years    
Minimum [Member] | Customer relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 4 years 4 years  
Minimum [Member] | Patents and technology [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 5 years 5 years  
Minimum [Member] | Non-compete agreements [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 3 years 3 years  
Minimum [Member] | Trade names [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 10 years 10 years  
Minimum [Member] | Distributor relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 8 years 8 years  
Maximum [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 17 years    
Maximum [Member] | Customer relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 15 years 15 years  
Maximum [Member] | Patents and technology [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 17 years 17 years  
Maximum [Member] | Non-compete agreements [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 6 years 6 years  
Maximum [Member] | Trade names [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 15 years 15 years  
Maximum [Member] | Distributor relationships [Member]
      
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]      
Amortization period (in years) 15 years 15 years