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Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2019
Accounting Policies [Abstract]  
Schedule of Common Stock Equivalents from Potentially Dilutive Securities Not Included in Calculation of Diluted Net Loss Per Share

Common stock equivalents from potentially dilutive securities that are not included in the calculation of diluted net loss per share, because to do so would be anti-dilutive, are as follows:

 

 

 

Three Months Ended

March 31,

 

 

 

2019

 

 

2018

 

Common stock options

 

 

4,262,170

 

 

 

3,417,925

 

Common stock warrants

 

 

67,238

 

 

 

10,660

 

Total

 

 

4,329,408

 

 

 

3,428,585

 

Schedule of Impact of Adoption of New Accounting Pronouncements on Condensed Balance Sheet The impact on the condensed balance sheet as of January 1, 2019 and March 31, 2019 are as follows (in thousands):

 

 

ASC 840

 

 

ASC 842

 

 

Impact of

 

 

 

January 1, 2019

 

 

January 1, 2019

 

 

Adoption

 

Balance Sheet

 

 

 

 

 

 

 

 

 

 

 

 

Accrued liabilities

 

$

154

 

 

$

645

 

 

$

491

 

Deferred rent, net of current portion

 

 

2,201

 

 

 

 

 

 

(2,201

)

Operating lease right-of-use asset

 

 

 

 

 

8,060

 

 

 

8,060

 

Operating lease liability, net of current portion

 

 

 

 

 

9,770

 

 

 

9,770

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ASC 840

 

 

ASC 842

 

 

Impact of

 

Balance Sheet

 

March 31, 2019

 

 

March 31, 2019

 

 

Adoption

 

Accrued liabilities

 

$

154

 

 

$

796

 

 

$

642

 

Deferred rent, net of current potion

 

 

2,299

 

 

 

 

 

 

(2,299

)

Operating lease right-of-use asset

 

 

 

 

 

7,901

 

 

 

7,901

 

Operating lease liability, net of current portion

 

 

 

 

 

9,558

 

 

 

9,558