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Earnings per Share
 3 Months Ended
Mar. 31, 2017
Earnings Per Share [Abstract]  
Earnings per Share
Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share using the two class method (in thousands, except per share data): 
 
Three months ended March 31,
2017
2016
Distributed earnings allocated to common stock
$
6,782

$
6,365

Undistributed earnings allocated to common stock
9,067

5,206

Net earnings allocated to common shareholders
$
15,849

$
11,571

 
 
 
Average shares outstanding
15,252

14,916

Effect of dilutive securities:
 
 
Employee stock awards
25

11

Shares for diluted earnings per share
15,277

14,927

 
 
 
Basic earnings per share
$
1.04

$
0.78

Diluted earnings per share
$
1.04

$
0.78