Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Lease Payments Under Noncancelable Operating Leases

As of December 31, 2018, future minimum lease payments under operating leases having initial or remaining noncancelable lease terms in excess of one year are as follows:

2019	$	9,182
2020	9,910
2021	9,127
2022	8,305
2023	7,229
Thereafter	34,157
Total	$	77,910