Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Share-based Compensation [Abstract]

Compensation Expense And Related Tax Benefit For All Share-Based Awards

(In thousands)	2016		2015		2014
Compensation expense	$	26,144	$	24,974	$	23,632
Reduction of income tax expense	8,762		8,284		7,767

Summary Of Stock Option Activity

	Number of shares		Weighted average exercise price
Balance at December 31, 2013	5,874,590		$	35.54
Granted	947,758		28.67
Exercised	(489,905	)	21.60
Expired	(618,207	)	73.28
Forfeited	(83,734	)	25.72
Balance at December 31, 2014	5,630,502		31.60
Granted	740,300		29.01
Exercised	(1,165,287	)	25.11
Expired	(1,322,067	)	48.44
Forfeited	(79,353	)	28.09
Balance at December 31, 2015	3,804,095		27.30
Granted	789,651		21.25
Exercised	(1,055,532	)	23.75
Expired	(56,297	)	61.60
Forfeited	(44,007	)	27.66
Balance at December 31, 2016	3,437,910		26.44
Outstanding stock options exercisable as of:
December 31, 2016	1,892,136		$	27.60
December 31, 2015	2,187,259		26.35
December 31, 2014	3,804,873		33.86