Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Summary of Rental Expense Under Operating Leases

For the years ended December 31, 2019, 2018 and 2017, operating lease costs, which are recognized on a straight-line basis over the lease term and net of amounts capitalized, were as follows (in thousands):

	For the Years Ended December 31,
	2019		2018			2017
Lease costs	$	2,612	$	2,829		$	2,614
Less: income from subleases	—		(347		)	(418		)
Net lease costs	$	2,612	$	2,482		$	2,196

Schedule of Future Lease Obligations Under Operating Leases

Future lease obligations under our operating leases as of December 31, 2019 were as follows (in thousands):

	Operating Lease Obligations
2020	$	1,792
2021	970
2022	749
2023	367
2024	223
Thereafter	9
Total lease payments	4,110
Less: imputed interest	(194		)
Operating lease liability	$	3,916