Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation - Restructuring Related Activities (Details)

v3.5.0.2
Basis of Presentation - Restructuring Related Activities (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]      
Restructuring expenses $ 0 $ 2,400,000 $ 3,300,000
Severance costs      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve     600,000
Other exit costs      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve $ 100,000   $ 200,000