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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2017
Commitments And Contingencies Disclosure [Abstract]  
Summary of Future Minimum Payments under Contractual Obligations

Future minimum payments under lease obligations at December 31, 2017 consist of the following (in thousands):

 

 

 

 

 

 

Fiscal Year:

 

 

 

 

2018

 

$

1,685

 

2019

 

 

2,925

 

2020

 

 

3,795

 

2021

 

 

3,798

 

2022

 

 

3,335

 

Thereafter

 

 

23,896

 

Total minimum payments

 

$

39,434