Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Computation Of Basic And Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the years ended December 31, 2016, 2015, and 2014 (in thousands, except per share data): 

	Year Ended December 31,
	2016		2015		2014
Income from continuing operations	$	81,520	$	92,336	$	179,130
Loss from discontinued operations, net of tax		—		—		(3,063	)
Net income		81,520		92,336		176,067
Preferred dividends		3,906		—		—
Net income available to common shareholders	$	77,614	$	92,336	$	176,067
Shares for basic and diluted calculation:
Average shares used in basic computation		66,871		68,543		66,472
Dilutive effect of stock options and units (1)		10,692		10,011		9,904
Average shares used in diluted computation		77,563		78,554		76,376
Earnings per basic common share:
Income from continuing operations	$	1.16	$	1.35	$	2.69
Loss from discontinued operations		—		—		(0.04	)
Earnings per basic common share	$	1.16	$	1.35	$	2.65
Earnings per diluted common share:
Income from continuing operations	$	1.00	$	1.18	$	2.35
Loss from discontinued operations		—		—		(0.04	)
Earnings per basic common share	$	1.00	$	1.18	$	2.31