Quarterly Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Data (Unaudited) [Abstract]

Quarterly data

		First		Second		Third		Fourth
		Quarter		Quarter		Quarter		Quarter		Total
Year Ended December 31, 2013
Revenues from services	$	4,768.9	$	5,040.7	$	5,188.8	$	5,252.1	$	20,250.5
Gross profit		790.1		836.4		853.6		886.6		3,366.7
Operating profit(a)		54.4		128.1		162.4		167.0		511.9
Net earnings		23.9		68.2		94.7		101.2		288.0
Net earnings per share — basic	$	0.31	$	0.88	$	1.21	$	1.28	$	3.69
Net earnings per share — diluted(b)		0.31		0.87		1.18		1.25		3.62
Dividends per share		—		0.46		—		0.46		0.92
Market price:
High	$	57.31	$	58.23	$	75.18	$	86.66
Low		43.49		51.27		54.65		72.28
Year Ended December 31, 2012
Revenues from services	$	5,096.4	$	5,206.7	$	5,172.3	$	5,202.6	$	20,678.0
Gross profit		847.4		861.7		856.2		876.7		3,442.0
Operating profit(c)		93.8		94.4		118.6		104.9		411.7
Net earnings		40.2		41.0		63.1		53.3		197.6
Net earnings per share — basic	$	0.50	$	0.51	$	0.79	$	0.68	$	2.49
Net earnings per share — diluted(d)		0.50		0.51		0.79		0.68		2.47
Dividends per share		—		0.43		—		0.43		0.86
Market price:
High	$	47.37	$	47.90	$	41.65	$	42.93
Low		36.76		33.99		32.41		35.18

(a)	Included restructuring costs of $34.8, $20.0, $8.1 and $26.5 recorded in the first, second, third and fourth quarters, respectively.
(b)	Included in the results are restructuring costs per diluted share of ($0.32), ($0.18), ($0.08) and ($0.24) for the first, second, third and fourth quarters, respectively.
(c)	Included restructuring costs of $0.1, $20.9, $1.2 and $26.6 recorded in the first, second, third and fourth quarters, respectively.
(d)	Included in the results are restructuring costs of ($0.17) per diluted share in the second quarter and ($0.23) per diluted share in the fourth quarter.