Balance Sheet Accounts and Supplemental Disclosures

3 Months Ended

Mar. 31, 2019

Balance Sheets Accounts And Supplemental Disclosures [Abstract]

Balance Sheet Accounts and Supplemental Disclosures

3. Balance Sheet Accounts and Supplemental Disclosures

Property and Equipment

Property and equipment, net consisted of the following (in thousands):

	Estimated Useful Life (in years)	March 31, 2019		December 31, 2018
Office equipment	3-7	$	664	$	918
Computer equipment	5		33		15
Software	3		50		50
Lab equipment	2-5		1,870		1,070
Leasehold improvements	6-7		1,314		1,243
Construction in process	N/A		645		194
Total property and equipment			4,576		3,490
Less: accumulated depreciation			466		297
Property and equipment, net		$	4,110	$	3,193

Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	As of
	March 31, 2019		December 31, 2018
Accrued compensation	$	2,533	$	4,102
Operating lease liabilities		2,170		—
Accrued professional service fees		1,318		2,697
Accrued other		1,858		769
Total accrued expenses	$	7,879	$	7,568