Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2018
Commitments and Contingencies  
Schedule of future minimum rental payments required under non-cancelable operating leases

Future minimum rental payments required under non‑cancelable operating leases with initial or remaining terms in excess of one year consist of the following as of December 31, 2018 (in thousands):

 

 

 

 

 

2019

    

$

4,865

 

2020

 

 

4,634

 

2021

 

 

2,420

 

2022

 

 

864

 

2023

 

 

612

 

Thereafter

 

 

699

 

 

 

$

14,094