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v2.4.0.8

Consolidated Statements of Stockholders' Equity (USD $) In Millions, unless otherwise specified | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax |  |  | $ (2.0) | $ 7.8 | $ (6.8) |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax |  |  | (26.2) | (9.4) | (27.3) |
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Net of Tax |  |  | 76.6 | (58.9) | (63.5) |
Paid-in capital | 612.8 | 600.9 | 612.8 | 600.9 |  |
Accumulated deficit | (181.3) | (275.8) | (181.3) | (275.8) |  |
Treasury stock | (182.5) | (182.1) | (182.5) | (182.1) |  |
Accumulated other comprehensive income (loss), net of tax | (216.2) | (264.6) | (216.2) | (264.6) |  |
Noncontrolling interest in subsidiaries | 0 | 0 | 0 | 0 | 5.9 | 11.4
Net income attributable to AAM | 29.8 | 319.9 | 94.5 | 367.7 | 142.8 |
Net loss attributable to noncontrolling interests |  |  | 0 | 1.0 | 5.7 |
Foreign currency translation adjustments attributable to noncontrolling interests |  |  | 0 | 0.3 | 0.2 |
2008 GM agreement, shares issued to GM through exercise of warrants |  |  |  |  | 3.3 |
Common Stock [Member] |  |  |  |  |  |
Common stock, shares outstanding | 75.6 | 74.8 | 75.6 | 74.8 | 73.8 | 68.8
Common stock, par value | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8
Stock issued during period, exercise of stock options and vesting of restricted stock |  |  | 0.8 | 1.5 | 1.7 |
Treasury stock, shares, acquired |  |  | 0 | (0.5) | 0 |
Additional Paid-in Capital [Member] |  |  |  |  |  |
Paid-in capital | 612.8 | 600.9 | 612.8 | 600.9 | 597.2 | 588.1
Change in additional paid in capital for exercise of stock options and vesting of restricted stock |  |  | 1.1 | 0.1 | 4.6 |
Adjustments to additional paid in capital, stock based compensation |  |  | 10.8 | 2.4 | 4.5 |
Retained Earnings [Member] |  |  |  |  |  |
Accumulated deficit | (181.3) | (275.8) | (181.3) | (275.8) | (643.5) | (786.3)
Net income attributable to AAM |  |  | 94.5 | 367.7 | 142.8 |
Treasury Stock [Member] |  |  |  |  |  |
Treasury stock | (182.5) | (182.1) | (182.5) | (182.1) | (176.2) | (176.1)
Treasury stock, value, acquired, cost method |  |  | (0.4) | (5.9) | (0.1) |
Accumulated Other Comprehensive Income (Loss) [Member] |  |  |  |  |  |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax |  |  | (2.0) | 7.8 | (6.8) |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax |  |  | (26.2) | (9.7) | (27.5) |
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Net of Tax |  |  | (76.6) | 58.9 | 63.5 |
Accumulated other comprehensive income (loss), net of tax | $ (216.2) | $ (264.6) | $ (216.2) | $ (264.6) | $ (203.8) | $ (106.0)

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- Definition Represents the number of shares issued to GM during the period associated with the exercise by GM of the warrants issued as part of the 2009 Settlement and Commercial Agreement between AAM and GM. + References No definition available. + Details
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- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 31 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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