Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets Subject to Amortization (Detail)

v2.4.0.8
Intangible Assets Subject to Amortization (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 41,294  
Accumulated Amortization (7,126) (3,732)
Net Carrying Amount 34,168 17,869
Customer Contracts
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 1,877  
Accumulated Amortization (1,655)  
Net Carrying Amount 222  
Customer Relationships
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 22,760  
Accumulated Amortization (2,349)  
Net Carrying Amount 20,412  
Favorable Leases
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 334  
Accumulated Amortization (45)  
Net Carrying Amount 289  
Non-compete agreements
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 740  
Accumulated Amortization (110)  
Net Carrying Amount 630  
Patents
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 268  
Accumulated Amortization (147)  
Net Carrying Amount 121  
Product Certification
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 61  
Accumulated Amortization (55)  
Net Carrying Amount 6  
Technology
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 1,953  
Accumulated Amortization (146)  
Net Carrying Amount 1,806  
Backlog
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,370  
Accumulated Amortization (1,534)  
Net Carrying Amount 836  
Trademarks / Trade Names
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 10,931  
Accumulated Amortization (1,085)  
Net Carrying Amount $ 9,846