Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Earnings Per Share

The following is a reconciliation of the amounts used in calculating basic and diluted earnings per share (in thousands, except share and per share data): 

	Three Months Ended June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
Numerator:
Net income	$	18,241		$	23,810		$	26,492		$	30,359
Less: Dividends declared on unvested time-based awards	(119		)	(119		)	(237		)	(240		)
Less: Undistributed earnings allocated to unvested time-based awards	—			—			—			—
Net income available to common shareholders, excluding amounts attributable to unvested time-based awards	$	18,122		$	23,691		$	26,255		$	30,119
Denominator:
Weighted-average number of common shares outstanding–basic	59,394,134			59,133,648			59,392,327			59,126,894
Effect of dilutive unvested performance-based awards	867,669			659,415			848,937			633,871
Weighted-average number of common shares outstanding–diluted	60,261,803			59,793,063			60,241,264			59,760,765
Net income available per common share:
Basic	$	0.31		$	0.40		$	0.44		$	0.51
Diluted	$	0.30		$	0.40		$	0.44		$	0.50