Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Summary of Per Common Share Data and Amounts

The following table presents a summary of per common share data and amounts for the periods indicated.

	Three months ended March 31,
(in thousands, except per share data)	2018		2017
Net income as reported	$	20,921	$	12,391
Weighted average common shares outstanding	23,115		21,928
Additional dilutive common stock equivalents	172		381
Weighted average diluted common shares outstanding	23,287		22,309
Basic earnings per common share:	$	0.91	$	0.57
Diluted earnings per common share:	$	0.90	$	0.56