Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2019

Accounting Policies [Abstract]

Schedule Of Estimated Useful Lives Of Property Plant And Equipment

The useful lives of the property and equipment are as follows:

Laboratory equipment	5 years
Furniture and office equipment	5 years
Computer equipment	3 years
Software	3 years
Leasehold improvements	Shorter of remaining lease term or estimated useful life

Summary of Impact of the Adoption of Topic 842

The following table summarizes the impact of the adoption of Topic 842 on the accompanying balance sheet as of January 1, 2019 (in thousands):

	December 31,		Effect of the Adoption of			January 1,
	2018		Topic 842			2019
Other non-current assets(1)	$	50	$	691		$	741
Lease Liabilities:
Current operating lease liabilities	$	—	$	339		$	339
Non-current operating lease liabilities	$	—	$	465		$	465
Accrued and other current liabilities(2)	$	9,576	$	(41	)	$	9,535
Other non-current liabilities(3)	$	72	$	(72	)	$	—

(1) Operating lease right-of-use assets are classified within other non-current assets.

(2) Current deferred rent was classified within accrued and other current liabilities as of December 31, 2018.

(3) Non-current deferred rent was classified within other non-current liabilities as of December 31, 2018.