Supplementary Data (Tables)

3 Months Ended

Mar. 31, 2014

Supplementary Data [Abstract]

Schedule of Accrued Liabilities

The following table presents the components of accrued liabilities.

	March 31, 2014		December 31, 2013
Salaries, benefits and related expenses	$	333.2	$	467.2
Office and related expenses	54.8		56.9
Acquisition obligations	56.6		12.8
Interest	16.1		16.0
Restructuring and other reorganization-related	17.1		46.7
Other	109.6		118.8
Total accrued liabilities	$	587.4	$	718.4

Schedule of Other Nonoperating Income (Expense)

Results of operations for the three months ended March 31, 2014 and 2013 include certain items that are not directly associated with our revenue-producing operations.

	Three months ended March 31,
	2014			2013
Gains on sales of businesses and investments	$	0.8		$	2.2
Vendor discounts and credit adjustments	1.5			0.2
Other expense, net	(0.6		)	(0.6		)
Total other income, net	$	1.7		$	1.8

Share Repurchase Program

The following table presents our share repurchase activity under our share repurchase programs.

	Three months ended March 31,
	2014		2013
Number of shares repurchased	2.6		6.2
Aggregate cost, including fees	$	44.9	$	75.8
Average price per share, including fees	$	17.17	$	12.17