Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill (Amortization expense) (Details)

v3.3.1.900
Intangible Assets and Goodwill (Amortization expense) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]      
Amortization expense $ 10,442 $ 9,715 $ 7,044