Quarterly Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Information

			Earnings from Continuing Operations Before Income Taxes	Earnings from Continuing Operations		Earnings from Continuing Operations per Common Share		Net Earnings per Common Share
	Revenue				Net Earnings	Basic	Diluted	Basic	Diluted
	(In thousands, except per share amounts)
2016
First quarter	$	1,629,672	88,708	56,185	55,794	1.06	1.05	1.05	1.04
Second quarter	1,703,744		116,779	74,042	73,750	1.39	1.38	1.39	1.38
Third quarter	1,724,418		131,698	85,138	84,752	1.60	1.59	1.60	1.59
Fourth quarter	1,729,150		69,196	49,275	48,181	0.93	0.92	0.91	0.91
Full year	$	6,786,984	406,381	264,640	262,477	4.98	4.94	4.94	4.90
2015
First quarter	$	1,567,153	84,177	53,326	52,789	1.01	1.00	1.00	0.99
Second quarter	1,662,931		133,447	85,917	85,159	1.62	1.61	1.61	1.59
Third quarter	1,669,066		139,900	90,811	90,619	1.71	1.70	1.71	1.69
Fourth quarter	1,672,743		111,691	75,935	76,201	1.43	1.42	1.44	1.43
Full year	$	6,571,893	469,215	305,989	304,768	5.78	5.73	5.75	$	5.71

Note: EPS amounts may not be additive due to rounding.