Earnings per Share Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The table below presents a reconciliation between basic and diluted weighted average shares outstanding, net income available to common shareholders and basic and diluted income per share for the three and nine months ended September 30, 2017 and 2016:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(In thousands, except per share amounts)	2017			2016			2017			2016
NUMERATOR
Net income	$	22,327		$	10,942		$	56,199		$	36,047
Preferred stock dividends	(1,218		)	(1,218		)	(3,656		)	(3,656		)
Excess of fair value over book value of preferred shares subject to redemption	(2,257		)	—			(2,257		)	—
Net income to common shareholders	18,852			9,724			50,286			32,391
Interest on 3.25% convertible senior subordinated notes due 2017	324			378			1,106			1,152
Interest on 3.00% convertible senior subordinated notes due 2018	530			510			1,586			1,554
Diluted income available to common shareholders	$	19,706		$	10,612		$	52,978		$	35,097
DENOMINATOR
Basic weighted average shares outstanding	25,581			24,669			25,106			24,665
Effect of dilutive securities:
Stock option awards	248			231			302			200
Deferred compensation awards	237			154			207			143
3.25% convertible senior subordinated notes due 2017	1,940			2,416			2,255			2,416
3.00% convertible senior subordinated notes due 2018	2,669			2,669			2,669			2,669
Diluted weighted average shares outstanding - adjusted for assumed conversions	30,675			30,139			30,539			30,093
Earnings per common share:
Basic	$	0.74		$	0.39		$	2.00		$	1.31
Diluted	$	0.64		$	0.35		$	1.73		$	1.17
Anti-dilutive equity awards not included in the calculation of diluted earnings per common share	—			896			31			1,288