Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Status of Company's Stock Option Activity (Details)

v3.19.2
Stock-Based Compensation - Summary of Status of Company's Stock Option Activity (Details)
$ / shares in Units, $ in Thousands
 6 Months Ended
Jun. 30, 2019
USD ($)
$ / shares
shares
Shares  
Outstanding at December 31, 2018 (in shares) | shares 2,001,008
Granted (in shares) | shares 68,000
Cancelled, expired or forfeited (in shares) | shares (126,000)
Outstanding at June 30, 2019 (in shares) | shares 1,943,008
Exercisable at June 30, 2019 (in shares) | shares 1,256,508
Weighted Average Exercise Price  
Outstanding at December 31, 2018 (in dollars per share) $ 3.29
Granted (in dollars per share) 2.99
Exercised (in dollars per share) 0.00
Cancelled, expired or forfeited (in dollars per share) 2.53
Outstanding at June 30, 2019 (in dollars per share) 3.33
Exercisable at June 30, 2019 (in dollars per share) $ 4.01
Weighted Average Remaining Contractual Life (Years)  
Weighted Average Remaining Contractual Life at June 30, 2019 6 years 4 months 10 days
Exercisable Weighted Average Remaining Contractual Life at June 30, 2019 5 years 4 months 28 days
Intrinsic Value  
Intrinsic Value Outstanding at June 30, 2019 | $ $ 1,268
Intrinsic Value Exercisable at June 30, 2019 | $ $ 477