Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Identified Intangible Assets - Additional Information (Details)

v3.5.0.2
Goodwill and Identified Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Mar. 31, 2015
Jun. 30, 2016
Jun. 30, 2015
Acquired Indefinite-lived Intangible Assets [Line Items]          
Amortization of intangible assets $ 6,300 $ 5,300   $ 12,300 $ 10,200
Impairment of intangible asset $ 0 $ 0   $ 0 $ 527
Trade names          
Acquired Indefinite-lived Intangible Assets [Line Items]          
Impairment of intangible asset     $ 500