Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2021

Commitments And Contingencies Disclosure [Abstract]

Schedule of ROU Assets and Liabilities Related to 2014 Lease and Temporary Lease

As of March 31, 2021, the Company’s ROU assets and liabilities related to the 2014 Lease and the Temporary Lease are as follows (in thousands):

ROU assets (included in other assets)	$	318
Lease liabilities, current portion (included in accounts    payable and accrued liabilities)	$	—
Lease liabilities, net of current portion		951
Total lease liabilities	$	951

Schedule of Maturities of Lease Liabilities due under 2014 Lease and Temporary Lease

As of March 31, 2021, maturities of the lease liabilities due under the 2014 Lease and the Temporary Lease are as follows (in thousands):

Year ending December 31,
2021 (remaining)	$	17
2022		135
2023		208
2024		214
2025		220
2026		188
Total lease payments		982
Less imputed interest		(31	)
Total operating lease liabilities		951
Less lease liabilities, current portion		—
Lease liabilities, net of current portion	$	951

Supplemental Cash Flow Information Related to Cash Paid for Amounts Included in Measurement of Operating Lease Liabilities

Supplemental cash flow information related to cash paid for amounts included in the measurement of operating lease liabilities was as follows (in thousands):

	Three Months Ended March 31,
	2021		2020
Cash paid included in operating cash flows	$	—	$	98

Schedule of Rent Expense

Rent expense was as follows (in thousands):

	Three Months Ended March 31,
	2021		2020
Operating leases	$	150	$	75
Short-term lease		9		9
Total rent expense	$	159	$	84