Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Payables And Accruals [Abstract]

Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following:

	Year Ended December 31,
	2019		2018
Accrued external research and development costs	$	3,468	$	5,011
Accrued payroll and payroll-related costs		3,380		2,618
Accrued professional fees		410		634
Other		754		540
	$	8,012	$	8,803