Quarterly report pursuant to Section 13 or 15(d)

Restructuring Charges - Additional Information (Details)

v3.5.0.2
Restructuring Charges - Additional Information (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Dec. 31, 2015
Employee
Restructuring Cost And Reserve [Line Items]      
Restructuring charges (credit) $ (21,000) $ 15,000  
2015 Restructuring [Member]      
Restructuring Cost And Reserve [Line Items]      
Number of employees terminated | Employee     52
2015 Restructuring [Member] | Severance Costs and Contract Termination Costs [Member]      
Restructuring Cost And Reserve [Line Items]      
Restructuring charges (credit) $ (21,000) $ 15,000