Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2016

Schedule of Common Stock Equivalents Included in Calculation of Net Income (loss)

The following common stock equivalents, using the treasury-stock method, were included in the calculation of diluted net income (loss) per share for the periods indicated.



	Three Months Ended September 30,		Nine Months Ended September 30,
	2016	2015	2016	2015
Stock options	891,341	—	776,580	—
Unvested restricted stock	—	—	—	—
Restricted stock units	37,063	—	15,156	—
Common stock warrants	—	—	—	—
	928,404	—	791,736	—

Summary of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following common stock equivalents were excluded from the calculation of diluted net income (loss) per share for the periods indicated because including them would have had an anti-dilutive effect or the exercise prices were greater than the average market price of the common shares.



	Three Months Ended September 30,		Nine Months Ended September 30,
	2016	2015	2016	2015
Stock options	1,732,954	1,932,489	1,829,193	1,932,489
Unvested restricted stock	26,580	48,767	26,580	48,767
Restricted stock units	—	221,400	—	221,400
Common stock warrants	926,840	926,840	926,840	926,840
	2,686,374	3,129,496	2,782,613	3,129,496