Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets - Finite Lived Intangible Assets Rollforward (Details)

v3.8.0.1
Goodwill and Other Intangible Assets - Finite Lived Intangible Assets Rollforward (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Definite-lived Intangible assets, net    
Accumulated Amortization $ (103,726) $ (50,251)
Net Balance 538,996  
Indefinite-lived intangible assets    
Gross Carrying Amount 895,317 902,190
Impairment Charge   (6,873)
Foreign Exchange Impact (5,447) (28,493)
Net Balance 786,144 816,573
Indefinite-lived trade names    
Indefinite-lived intangible assets    
Gross Carrying Amount 159,027 165,900
Impairment Charge   (6,873)
Foreign Exchange Impact (968) (5,105)
Net Balance 158,059 153,922
Trademarks    
Indefinite-lived intangible assets    
Gross Carrying Amount 82,900 82,900
Impairment Charge   0
Foreign Exchange Impact (611) (3,902)
Net Balance 82,289 78,998
In-process research and development    
Indefinite-lived intangible assets    
Gross Carrying Amount 6,800 6,800
Impairment Charge   0
Foreign Exchange Impact 0 0
Net Balance 6,800 6,800
Finite-Lived Intangible Assets    
Definite-lived Intangible assets, net    
Gross Carrying Amount 646,590 646,590
Accumulated Amortization (103,726) (50,251)
Impairment Charge   0
Foreign Exchange Impact (3,868) (19,486)
Net Balance 538,996 576,853
Technical know-how    
Definite-lived Intangible assets, net    
Gross Carrying Amount 214,290 214,290
Accumulated Amortization (21,138) (10,029)
Impairment Charge   0
Foreign Exchange Impact (1,691) (7,855)
Net Balance $ 191,461 196,406
Technical know-how | Minimum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 14 years  
Technical know-how | Maximum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 20 years  
Customer relationships    
Definite-lived Intangible assets, net    
Gross Carrying Amount $ 368,000 368,000
Accumulated Amortization (63,860) (31,199)
Impairment Charge   0
Foreign Exchange Impact (1,979) (11,064)
Net Balance $ 302,161 325,737
Customer relationships | Minimum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 7 years  
Customer relationships | Maximum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 15 years  
Contracts    
Definite-lived Intangible assets, net    
Gross Carrying Amount $ 19,800 19,800
Accumulated Amortization (9,205) (3,658)
Impairment Charge   0
Foreign Exchange Impact 0 0
Net Balance $ 10,595 16,142
Contracts | Minimum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 2 years  
Contracts | Maximum    
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 16 years  
Trademarks    
Definite-lived Intangible assets, net    
Gross Carrying Amount $ 35,400 35,400
Accumulated Amortization (3,911) (1,573)
Impairment Charge   0
Foreign Exchange Impact (198) (567)
Net Balance $ 31,291 33,260
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 15 years  
Permits    
Definite-lived Intangible assets, net    
Gross Carrying Amount $ 9,100 9,100
Accumulated Amortization (5,612) (3,792)
Impairment Charge   0
Foreign Exchange Impact 0 0
Net Balance $ 3,488 $ 5,308
Indefinite-lived intangible assets    
Finite lived intangible assets useful life 5 years