Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Amortization (Details)

v3.3.1.900
Goodwill and Intangible Assets - Amortization (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets $ 4,150 $ 4,738 $ 4,802
Customer contracts      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets 932 1,673 1,550
Customer relationships      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets 2,139 1,688 1,643
Non-compete agreements      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets 494 805 968
Technology      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets 528 490 517
Trade names      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets $ 57 $ 82 $ 124