Commitments and Contingences (Tables)

12 Months Ended

Dec. 31, 2020

Commitments And Contingencies Disclosure [Abstract]

Schedule of Weighted Average IBR and Remaining Lease Term

The IBR and the remaining lease terms of our facilities and their weighted average IBR and remaining terms are as follows as of December 31, 2020:

Lease Locations	IBR	Remaining Terms (in years)
Redwood City, CA	6.90%	9.2
Boston, MA	9.30%	5.6
Menlo Park, CA	6.80%	1.3
Weighted Average	7.20%	8.4

Summary of Lease Costs and Other Information

The following table contains a summary of the lease costs recognized under ASC 842 and other information pertaining to the Company’s operating leases for the year ended December 31, 2020:

	For the Year Ended December 31, 2020
Lease Cost	(in thousands)
Operating lease cost	$	894
Short-term lease cost		56
Variable lease cost		—
Total lease cost	$	950
Other Information
Operating cash flows used for lease payments	$	3,168
Operating cash flows used for lease liabilities	$	859
Operating lease right of use asset obtained    in exchange of operating lease liability	$	22,367

Maturities Of Operating Lease Liabilities

The maturities of the operating lease liabilities as of December 31, 2020 were as follows (in thousands):

2021	$	2,505
2022		2,818
2023		3,429
2024		3,525
2025		3,624
2026 and thereafter		13,747
Total undiscounted lease payments		29,648
Less: imputed interest		8,009
Total operating lease liability		21,639
Less: current portion		1,215
Operating lease liability, net of current maturities	$	20,424

Schedule Of Future Minimum Rental Payments For Operating Leases

The future minimum lease payments under all non-cancelable operating lease obligations as of December 31, 2019 under ASC 840 were as follows (in thousands):

2020	$	2,721
2021		3,518
2022		2,942
2023		2,798
2024		2,882
2025 and thereafter		16,328
Total	$	31,189