Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule of quarterly results

Summarized quarterly results for the years ended December 31, 2013 and 2012 were as follows (in millions, except per share data):

2013 by Quarter:	Q1		Q2		Q3		Q4		Year Ended December 31, 2013
Revenues	$	1,325.4	$	1,385.9	$	1,408.8	$	1,421.9	$	5,542.0
Expenses (a) (b)	1,028.5		1,109.1		1,113.5		1,183.5		4,434.6
Operating income	296.9		276.8		295.3		238.4		1,107.4
Other expense, net	46.7		44.6		43.6		45.6		180.5
Income before income taxes	250.2		232.2		251.7		192.8		926.9
Provision for income taxes	38.2		33.6		37.3		19.4		128.5
Net income	$	212.0	$	198.6	$	214.4	$	173.4	$	798.4
Earnings per share:
Basic	$	0.37	$	0.36	$	0.39	$	0.31	$	1.43
Diluted	$	0.37	$	0.36	$	0.39	$	0.31	$	1.43
Weighted-average shares outstanding:
Basic	567.6		555.7		552.1		551.2		556.6
Diluted	569.7		558.3		555.8		555.0		559.7
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(a) Includes $3.9 million in the first quarter, $6.2 million in the second quarter, $3.8 million in the third quarter, and $5.4 million in the fourth quarter of integration expenses related to the acquisition of TGBP.

(b) Includes $4.2 million in the first quarter, $13.5 million in the second quarter, $6.2 million in the third quarter, and $33.0 million in the fourth quarter of expenses related to productivity and cost-savings initiatives. For more information, see Note 3.

2012 by Quarter:	Q1		Q2		Q3		Q4		Year Ended December 31, 2012
Revenues	$	1,393.4	$	1,425.1	$	1,421.6	$	1,424.7	$	5,664.8
Expenses (c) (d)	1,060.9		1,079.2		1,056.0		1,138.7		4,334.8
Operating income	332.5		345.9		365.6		286.0		1,330.0
Other expense, net	42.4		35.8		41.8		41.2		161.2
Income before income taxes	290.1		310.1		323.8		244.8		1,168.8
Provision for income taxes	42.8		38.9		54.3		6.9		142.9
Net income	$	247.3	$	271.2	$	269.5	$	237.9	$	1,025.9
Earnings per share:
Basic	$	0.40	$	0.44	$	0.45	$	0.40	$	1.70
Diluted	$	0.40	$	0.44	$	0.45	$	0.40	$	1.69
Weighted-average shares outstanding:
Basic	619.1		610.9		601.5		588.0		604.9
Diluted	621.9		613.1		604.2		590.2		607.4
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(c) Includes $6.4 million in the first quarter, $14.5 million in the second quarter, $10.3 million in the third quarter, and $11.6 million in the fourth quarter of integration expenses related to the acquisition of TGBP.

(d) Includes $30.9 million in the fourth quarter of expenses related to productivity and cost-savings initiatives. For more information, see Note 3.