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Supplementary Data (Tables) | 3 Months Ended
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Mar. 31, 2017
Supplementary Data [Abstract] |
Accrued Liabilities | The following table presents the components of accrued liabilities.
| March 31, 2017 |  | December 31, 2016
Salaries, benefits and related expenses | $ | 301.7 |  |  | $ | 499.0 |
Acquisition obligations | 91.1 |  |  | 77.5 |
Office and related expenses | 46.7 |  |  | 46.7 |
Interest | 17.2 |  |  | 17.3 |
Other | 115.3 |  |  | 153.5 |
Total accrued liabilities | $ | 572.0 |  |  | $ | 794.0 |
Other Income (Expense), Net | Results of operations for the three months ended March 31, 2017 and 2016 include certain items that are not directly associated with our revenue-producing operations.
| Three months ended March 31,
| 2017 |  | 2016
Gains (losses) on sales of businesses and investments | $ | 1.0 |  |  | $ | (16.3 | )
Other expense, net | (0.2 | ) |  | (2.9 | )
Total other income (expense), net | $ | 0.8 |  |  | $ | (19.2 | )
Share Repurchase Program | The following table presents our share repurchase activity under our share repurchase programs for the three months ended March 31, 2017 and 2016.
| Three months ended March 31,
| 2017 |  | 2016
Number of shares repurchased | 2.3 |  |  | 2.5 |
Aggregate cost, including fees | $ | 55.0 |  |  | $ | 53.7 |
Average price per share, including fees | $ | 23.85 |  |  | $ | 21.67 |
Redeemable Noncontrolling Interest | The following table presents changes in our redeemable noncontrolling interests.
| Three months ended March 31,
| 2017 |  | 2016
Balance at beginning of period | $ | 252.8 |  |  | $ | 251.9 |
Change in related noncontrolling interests balance | (4.5 | ) |  | (2.9 | )
Changes in redemption value of redeemable noncontrolling interests: |  |  |
Redemptions and other | (12.7 | ) |  | (9.0 | )
Redemption value adjustments | 5.6 |  |  | 6.3 |
Balance at end of period | $ | 241.2 |  |  | $ | 246.3 |

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- Definition Tabular disclosure of redeemable noncontrolling interest (as defined) included in the statement of financial position as either a liability or temporary equity. As of the date of the statement of financial position, such redeemable noncontrolling interest is currently redeemable, as defined, for cash or other assets of the entity at (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the entity. + References No definition available. + Details
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- Definition Tabular disclosure of the detailed components of other nonoperating income. May include methodology, assumptions and amounts for: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition The entire disclosure for repurchase agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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