Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2021

Balance Sheet Related Disclosures [Abstract]

Summary of Property and Equipment, Net

Property and equipment, net, consists of the following:

	March 31,			December 31,
	2021			2020
	(in thousands)
Computer hardware and software	$	1,302		$	2,758
Furniture and equipment		964			1,865
Leasehold improvements		6,559			9,220
		8,825			13,843
Less: Accumulated depreciation		(4,652	)		(7,088	)
	$	4,173		$	6,755

Summary of Accrued Expenses

Accrued expenses consist of the following:

	March 31,		December 31,
	2021		2020
	(in thousands)
Accrued research and development costs	$	39,276	$	34,398
Employee-related		3,640		14,769
Professional services		7,817		5,184
Other		687		500
	$	51,420	$	54,851