Earnings (Loss) Per Share - Reconciliation of Number of Common Shares Used in Calculation of Basic and Diluted Earnings Per Share (EPS) (Details) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Earnings Per Share [Abstract]
Antidilutive securities (in shares)	1,050,039	546,538	1,050,039	627,733
Earnings Per Share, Basic and Diluted [Abstract]
Basic (loss) earnings per share (in shares)	17,367,228	17,122,705	17,352,386	16,976,459
Effect of dilutive securities (in shares)	0	0	0	0
Diluted (loss) earnings (in shares)	17,367,228	17,122,705	17,352,386	16,976,459
Basic (loss) earnings (in dollars per share)	$ (0.36)	$ (0.15)	$ (0.72)	$ (0.05)
Effect of dilutive securities (in dollars per share)	0	0	0	0
Diluted (loss) earnings (in dollars per share)	$ (0.36)	$ (0.15)	$ (0.72)	$ (0.05)