Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Detail)

v3.8.0.1
Intangible Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Gross Cost $ 38,100 $ 59,900
Accumulated Amortization (9,700) (16,100)
Net Carrying Amount 28,372 43,809
Customer relationships and product supply agreements    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 24,600 35,000
Accumulated Amortization (6,600) (7,900)
Net Carrying Amount 18,000 27,100
Trademarks / Trade Names    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 12,200 17,600
Accumulated Amortization (2,300) (3,400)
Net Carrying Amount 9,900 14,200
Other    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 1,300 7,300
Accumulated Amortization (800) (4,800)
Net Carrying Amount $ 500 $ 2,500