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Earnings Per Common Share - Reconciliation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Numerator for basic and diluted earnings per share:
Net income	$ 7,831	$ 4,011
Less net income attributable to non-controlling interests	(5)	(40)
Less earnings allocated to unvested restricted stock	(316)	(311)
Net income available for common stockholders: basic and diluted	$ 7,510	$ 3,660
Denominator for basic earnings per share:
Weighted average number of common shares	19,361	18,894
Effect of diluted securities:
RSUs	13	99
Denominator for diluted earnings per share:
Weighted average number of shares	19,374	18,993
Earnings per common share, basic (in dollars per share)	$ 0.39	$ 0.19
Earnings per common share, diluted (in dollars per share)	$ 0.39	$ 0.19

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