Quarterly report pursuant to Section 13 or 15(d)

Separation Charges (Details)

v3.19.3
Separation Charges (Details)
$ in Thousands
3 Months Ended 9 Months Ended
May 24, 2019
USD ($)
May 11, 2018
USD ($)
shares
Sep. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
item
Sep. 30, 2018
USD ($)
Separation Charges            
Separation expenses         $ 100 $ 2,446
Former Chairman of the Board, President and Chief Executive Officer | 2018 Separation Agreement            
Separation Charges            
Cash payments to be paid in the next 12 months   $ 700        
Period for consecutive equal monthly installments   12 months        
Accelerated vesting of restricted stock grants         1,700  
Lump sum cash payment   $ 30        
Separation expenses     $ 0 $ 0 0 2,400
Employee severance cash payments         $ 700  
Payment of accrued vacation   $ 40        
Vested (in shares) | shares   109,084        
Former Chairman of the Board, President and Chief Executive Officer | 2018 Separation Agreement | Maximum            
Separation Charges            
Period of lump sum payment   30 days        
Former Chairman of the Board, President and Chief Executive Officer | 2019 Separation Agreement            
Separation Charges            
Period for consecutive equal monthly installments 6 months          
Payments made | item         4  
Lump sum cash payment $ 100          
Separation expenses     $ 0 $ 0 $ 100 $ 0