Facility Lease (Tables)

3 Months Ended

Mar. 31, 2020

Facility Lease

Elements of lease expense

		Three Months Ended
	Statements of operations and	March 31,
	comprehensive loss location	2020		2019
Costs of operating lease
Operating lease costs	Research and development, General and administrative	$	239	$	249
Costs of non-lease components (previously common area maintenance)	Research and development, General and administrative		88		81
Total operating lease cost		$	327	$	330
Other Information
Operating cash flows used for operating lease		$	377	$	359
Remaining lease term			2.8 years		3.8 years
Discount rate			10.0%		10.0%

Minimum rental commitments

As of March 31, 2020, minimum rental commitments under this lease were as follows (in thousands):

Year Ended December 31 (in thousands)
2020*	$	870
2021		1,260
2022		1,299
Total lease payments		3,429
Less: imputed interest		(452)
Total	$	2,977

* Remainder of the year

As of December 31, 2019, minimum rental commitments under this lease were as follows (in thousands):

Year Ended December 31 (in thousands)
2020	$	1,159
2021		1,260
2022		1,299
Total lease payments		3,718
Less: imputed interest		(530)
Total	$	3,188