Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2020

Summary of Significant Accounting Policies

Schedule of cash, cash equivalents and restricted cash

	Three months ended				Three months ended
	March 31, 2020				March 31, 2019
	Beginning		End		Beginning		End
	of period		of period		of period		of period
Cash and cash equivalents	$	62,351	$	60,450	$	59,634	$	137,279
Restricted cash included in other assets, noncurrent		321		321		371		371
Total cash, cash equivalents and restricted cash per statement of cash flows	$	62,672	$	60,771	$	60,005	$	137,650

Schedule of outstanding potentially dilutive securities excluded from calculation of diluted net loss per share

The following table sets forth the outstanding potentially dilutive securities that have been excluded from the calculation of diluted net loss per share for the period ended March 31, 2020, because to include them would be anti-dilutive (in common stock equivalent shares):

	Three months ended
	March 31,
	2020
Stock options	6,049,288
Restricted stock units	760,193
Warrants	39,474
	6,848,955