Earnings per Common Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings per common share have been computed based on the following:

	Three Months Ended
	March 31,
(dollars in thousands, except for per share data)	2017			2016
Net income available to common stockholders	$	11,880		$	10,369
Earnings allocated to participating securities		27			22
Income attributable to common stock	$	11,853		$	10,347

Weighted average common shares outstanding, including
participating securities		31,938			30,020
Weighted average participating securities		(72	)		(63	)
Weighted average common shares outstanding		31,866			29,957
Incremental shares from assumed conversions of options,
performance units and restricted shares		327			289
Weighted average common and equivalent shares outstanding		32,193			30,246

Earnings per common share:
Basic	$	0.37		$	0.35
Diluted		0.37			0.34