Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Detail)

v3.10.0.1
Intangible Assets (Detail) - USD ($)
$ in Thousands
Jun. 30, 2018
Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]    
Gross Cost $ 38,600 $ 38,100
Accumulated Amortization (11,400) (9,700)
Net Carrying Amount 27,164 28,372
Customer relationships and product supply agreements    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 25,100 24,600
Accumulated Amortization (7,800) (6,600)
Net Carrying Amount 17,300 18,000
Trademarks / Trade Names    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 12,200 12,200
Accumulated Amortization (2,700) (2,300)
Net Carrying Amount 9,500 9,900
Other    
Finite-Lived Intangible Assets [Line Items]    
Gross Cost 1,300 1,300
Accumulated Amortization (900) (800)
Net Carrying Amount $ 400 $ 500