Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the periods indicated:

	Year Ended December 31,
	2017		2016		2015
	(in thousands except per share)
Basic EPS:
Net income	$	112,828	$	104,866	$	98,827
Less: Earnings allocated to participating securities
Preferred shares	3		185		175
Nonvested restricted shares	1,501		1,371		1,075
Earnings allocated to common shareholders	$	111,324	$	103,310	$	97,577
Weighted average common shares outstanding	59,882		57,184		57,019
Basic earnings per common share	$	1.86	$	1.81	$	1.71
Diluted EPS:
Earnings allocated to common shareholders	$	111,324	$	103,310	$	97,577
Weighted average common shares outstanding	59,882		57,184		57,019
Dilutive effect of equity awards and warrants	6		9		13
Weighted average diluted common shares outstanding	59,888		57,193		57,032
Diluted earnings per common share	$	1.86	$	1.81	$	1.71
Potentially dilutive share options that were not included in the computation of diluted EPS because to do so would be anti-dilutive	13		19		37