Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Dilutive Impact of Common Stock Equivalents

The dilutive impact of common stock equivalents affecting EPS was as follows:

	2016					2015					2014
(Amounts in thousands, except per share data)	Income		Shares	Per Share Amount		Income		Shares	Per Share Amount		Income		Shares	Per Share Amount
Net income	$	1,123,379				$	984,485				$	1,021,306
Basic EPS:
Earnings available to common shareholders	1,123,379		508,794	$	2.21	984,485		507,768	$	1.94	1,021,306		503,847	$	2.03
Effect of dilutive securities:
Equity awards	—		671			—		400			—		270
Diluted EPS:
Earnings available to common shareholders	$	1,123,379	509,465	$	2.21	$	984,485	508,168	$	1.94	$	1,021,306	504,117	$	2.03