Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments And Contingencies Disclosure [Abstract]

Summary of Future Minimum Payments Under Company's Build-to-suit Lease Obligation

Future minimum payments under the Company’s build-to-suit lease obligation as of December 31, 2017, are as follows (in thousands):

Year Ended December 31, 2017
2018	$	2,660
2019		2,732
2020		2,806
2021		2,882
2022		2,961
Thereafter		5,369
	$	19,410