Balance Sheet Components

9 Months Ended

Sep. 30, 2020

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Balance Sheet Components

3. Balance Sheet Components

Prepaid expenses and other current assets (in thousands)

	September 30,		December 31,
	2020		2019
Preclinical and clinical prepaid expenses	$	918	$	531
Lease receivable		—		900
Unbilled receivable from CPRIT		—		1,604
Other		551		44
Total	$	1,469	$	3,079

Property and equipment, net (in thousands)

	September 30,			December 31,
	2020			2019
Equipment and furniture	$	1,416		$	1,442
Buildings, leasehold and building improvements		2,674			2,674
		4,090			4,116
Less: Accumulated depreciation and amortization		(2,525	)		(2,308	)
Impairment loss		(1,004	)		—
Property and equipment, net	$	561		$	1,808

During the first quarter ended March 31, 2020 and the third quarter ended September 30, 2020, the Company determined leasehold improvements were impaired as described in Note 2. Depreciation expense was approximately $0.1 million for the three months ended September 30, 2020 and 2019, respectively and $0.2 million and $0.3 million for the nine months ended September 30, 2020 and 2019, respectively.

Accrued Liabilities (in thousands)

	September 30,		December 31,
	2020		2019
Payroll and related	$	974	$	1,248
Preclinical and clinical		244		5
Professional services		121		32
Other		130		212
Total	$	1,469	$	1,497