Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2017

Stock option

Schedule of total compensation cost recognized in the statement of operations

Total compensation cost recognized for all stock option awards in the statements of operations is as follows (in thousands):

	March 31,
	2017		2016
Research and development	$	195	$	233
General and administrative		466		506
Total	$	661	$	739

Restricted stock

Schedule of total compensation cost recognized in the statement of operations

Total compensation cost recognized for all nonvested stock awards in the statements of operations is as follows (in thousands):

	Three Months Ended
	March 31,
	2017		2016
Research and development	$	18	$	—
General and administrative		68		—
Total	$	86	$	—