Quarterly report pursuant to Section 13 or 15(d)

Restructuring Activities (Details Textuals)

v3.7.0.1
Restructuring Activities (Details Textuals) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Restructuring charges $ 6,546 $ 0 $ 6,546 $ 2,106
Operating Leases, Rent Expense, Sublease Rentals 500 400 1,000 500
Stock Based Compensation [Member]        
Restructuring charges     4,400  
Other Restructuring [Member]        
Restructuring charges 0 0 0 130
Employee Severance [Member]        
Restructuring charges     1,600  
Facility Closing [Member]        
Restructuring charges $ 550 $ 0 550 $ 1,976
Lease Related Impairment [Member]        
Restructuring charges     $ 550