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
Jun. 30, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 41,294  
Accumulated Amortization (5,495) (3,732)
Net Carrying Amount 35,799 17,869
Customer Contracts
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 1,877  
Accumulated Amortization (1,641)  
Net Carrying Amount 236  
Customer Relationships
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 22,760  
Accumulated Amortization (1,880)  
Net Carrying Amount 20,880  
Favorable Leases
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 334  
Accumulated Amortization (25)  
Net Carrying Amount 309  
Non-compete agreements
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 740  
Accumulated Amortization (68)  
Net Carrying Amount 672  
Patents
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 268  
Accumulated Amortization (142)  
Net Carrying Amount 126  
Product Certification
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 61  
Accumulated Amortization (53)  
Net Carrying Amount 8  
Technology
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 1,953  
Accumulated Amortization (98)  
Net Carrying Amount 1,855  
Backlog
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,370  
Accumulated Amortization (697)  
Net Carrying Amount 1,673  
Trademarks / Trade Names
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 10,931  
Accumulated Amortization (891)  
Net Carrying Amount $ 10,040