Earnings Per Share - Basic Net Income (loss) Per Share is Calculated Using Weighted Average Number of Shares (Details) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Earnings Per Share [Abstract]
Earnings per share – basic (in dollars per share)	$ 0.41	$ 0.33	$ 1.01
Earnings per share – diluted (in dollars per share)	$ 0.39	$ 0.29	$ 0.90
Weighted average shares of common stock outstanding – basic (in shares)	34,708,429	32,893,940	25,525,786
Weighted average shares of common stock outstanding - diluted (in shares)	36,403,279	37,914,886	28,661,735