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v2.4.0.8

Consolidated Statements of Stockholders' Equity (USD $) In Millions | Total | Preferred Stock | Common Stock | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss, Net of Tax | Treasury Stock | Total IPG Stockholders' Equity | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2011 | $ 2,497.3 | $ 221.5 | $ 48.2 | $ 2,427.5 | $ 405.1 | $ (225.7) | $ (414.9) | $ 2,461.7 | $ 35.6
Beginning balance, shares at Dec. 31, 2011 |  |  | 491.4 |  |  |  |  |  |
Net income | 127.5 |  |  |  | 130.5 |  |  | 130.5 | (3.0)
Other comprehensive income (loss) | 67.6 |  |  |  |  | 68.1 |  | 68.1 | (0.5)
Reclassifications related to redeemable noncontrolling interests | 20.3 |  |  | 12.0 |  |  |  | 12.0 | 8.3
Noncontrolling interest transactions | (1.3) |  |  |  |  |  |  |  | (1.3)
Distributions to noncontrolling interests | (12.2) |  |  |  |  |  |  |  | (12.2)
Change in redemption value of redeemable noncontrolling interests | 3.1 |  |  |  | 3.1 |  |  | 3.1 |
Repurchase of common stock | (201.4) |  |  |  |  |  | (201.4) | (201.4) |
Common stock dividends | (78.1) |  |  |  | (78.1) |  |  | (78.1) |
Preferred stock dividends | (8.7) |  |  |  | (8.7) |  |  | (8.7) |
Stock-based compensation, shares |  |  | 1.8 |  |  |  |  |  |
Stock-based compensation | 26.5 |  | 0.7 | 25.8 |  |  |  | 26.5 |
Exercise of stock options, shares |  |  | 0.9 |  |  |  |  |  |
Exercise of stock options | 8.6 |  | 0.1 | 8.5 |  |  |  | 8.6 |
Shares withheld for taxes, shares |  |  | (2.1) |  |  |  |  |  |
Shares withheld for taxes | (23.5) |  | (0.2) | (23.3) |  |  |  | (23.5) |
Other | 0.8 |  |  | (2.0) | (1.0) |  |  | (3.0) | 3.8
Ending balance at Sep. 30, 2012 | 2,426.5 | 221.5 | 48.8 | 2,448.5 | 450.9 | (157.6) | (616.3) | 2,395.8 | 30.7
Ending balance, shares at Sep. 30, 2012 |  |  | 492.0 |  |  |  |  |  |
Beginning balance at Dec. 31, 2012 | 2,456.6 | 221.5 | 48.8 | 2,465.4 | 738.3 | (288.0) | (765.4) | 2,420.6 | 36.0
Beginning balance, shares at Dec. 31, 2012 |  |  | 492.0 |  |  |  |  |  |
Net income | 76.8 |  |  |  | 74.8 |  |  | 74.8 | 2.0
Other comprehensive income (loss) | (84.5) |  |  |  |  | (81.3) |  | (81.3) | (3.2)
Reclassifications related to redeemable noncontrolling interests | 4.9 |  |  |  |  |  |  |  | 4.9
Distributions to noncontrolling interests | (10.4) |  |  |  |  |  |  |  | (10.4)
Change in redemption value of redeemable noncontrolling interests | 0.6 |  |  |  | 0.6 |  |  | 0.6 |
Repurchase of common stock | (280.8) |  |  |  |  |  | (280.8) | (280.8) |
Common stock dividends | (94.1) |  |  |  | (94.1) |  |  | (94.1) |
Preferred stock dividends | (8.7) |  |  |  | (8.7) |  |  | (8.7) |
Conversion of convertible notes to common stock | 200.0 |  | 1.7 | 198.3 |  |  |  | 200.0 |
Capped call transaction | 0 |  |  | 19.1 |  |  | (19.1) | 0 |
Stock-based compensation, shares |  |  | 2.4 |  |  |  |  |  |
Stock-based compensation | 37.6 |  | 0.4 | 37.2 |  |  |  | 37.6 |
Exercise of stock options, shares |  |  | 4.7 |  |  |  |  |  |
Exercise of stock options | 44.1 |  | 0.5 | 43.6 |  |  |  | 44.1 |
Shares withheld for taxes, shares |  |  | (1.5) |  |  |  |  |  |
Shares withheld for taxes | (20.0) |  | (0.2) | (19.8) |  |  |  | (20.0) |
Excess tax benefit from stock-based compensation | 8.5 |  |  | 8.5 |  |  |  | 8.5 |
Other | 2.9 |  |  | 1.8 | (0.5) |  |  | 1.3 | 1.6
Ending balance at Sep. 30, 2013 | $ 2,333.5 | $ 221.5 | $ 51.2 | $ 2,754.1 | $ 710.4 | $ (369.3) | $ (1,065.3) | $ 2,302.6 | $ 30.9
Ending balance, shares at Sep. 30, 2013 |  |  | 514.5 |  |  |  |  |  |

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- Definition This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415241&loc=d3e4534-113899 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=32706628&loc=d3e11149-113907 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=32706628&loc=d3e11178-113907 + Details
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