Quarterly Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Quarterly Information

			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)
2015
First quarter	$	1,567,153	53,326	52,789	1.01	1.00	1.00	0.99
Second quarter	1,662,931		85,917	85,159	1.62	1.61	1.61	1.59
Third quarter	1,669,066		90,811	90,619	1.71	1.70	1.71	1.69
Fourth quarter	1,672,743		75,935	76,201	1.43	1.42	1.44	1.43
Full year	$	6,571,893	305,989	304,768	5.78	5.73	5.75	5.71
2014
First quarter	$	1,610,737	49,126	48,260	0.93	0.92	0.91	0.90
Second quarter	1,684,571		75,721	75,385	1.43	1.42	1.43	1.41
Third quarter	1,687,150		83,895	83,617	1.60	1.58	1.59	1.57
Fourth quarter	1,656,316		11,483	11,079	0.22	0.22	0.21	0.21
Full year	$	6,638,774	220,225	218,341	4.18	4.14	4.14	$	4.11

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