Earnings Per Share (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Stock options
Earnings Per Share [Line Items]
Antidilutive securities (in shares)	1,028,583	322,158	949,987	322,158
Restricted stock to non-directors
Earnings Per Share [Line Items]
Antidilutive securities (in shares)	749,510	336,286	624,930	278,289
Warrants | Private placement
Earnings Per Share [Line Items]
Antidilutive securities (in shares)	6,160,000	6,160,000	6,160,000	6,160,000
Warrants | Public
Earnings Per Share [Line Items]
Antidilutive securities (in shares)	9,823,072	9,823,072	9,823,072	9,823,072
Director | Restricted stock to directors
Earnings Per Share [Line Items]
Antidilutive securities (in shares)	0	84,427	0	72,655