Earnings Per Share

9 Months Ended

Sep. 30, 2018

The following table sets forth the computation of earnings per common share and earnings per common share - assuming dilution:



	Three Months Ended September 30,				Nine Months Ended September 30,
	2018		2017		2018		2017
	(Dollars in thousands, except share and per share data)
Numerator:
Net income - numerator for earnings per common share	$	169,328	$	56,957	$	404,193	$	137,842

Denominator:
Weighted average common shares outstanding	90,485,567		89,068,770		90,278,209		88,872,562
Effect of dilutive securities:
Stock options and deferred compensation agreements	705,465		974,208		750,588		924,465
Restricted stock and restricted stock units	459,854		377,552		326,613		373,993
Denominator for earnings per common share - assuming dilution	91,650,886		90,420,530		91,355,410		90,171,020

Earnings per common share	$	1.87	$	0.64	$	4.48	$	1.55
Earnings per common share - assuming dilution	$	1.85	$	0.63	$	4.42	$	1.53

There were no options to purchase shares of our common stock outstanding excluded from the computation of diluted earnings per share during the three and nine months ended September 30, 2018 or 2017, as the exercise price of all options outstanding was less than the average market price of our common shares for those periods.