Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets Expected Future Intangibles Amortization Expense (Details)

v3.7.0.1
Goodwill and Intangible Assets Expected Future Intangibles Amortization Expense (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Amortization of Intangible Assets $ 700 $ 1,200
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 2  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 2  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 0  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 2  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five $ 0