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Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Current Assets |  |
Cash and cash equivalents | $ 62.4 | $ 169.2
Accounts receivable, net | 463.4 | 333.3
Inventories, net | 224.3 | 177.2
Deferred Tax Assets, Net of Valuation Allowance, Current | 34.9 | 11.3
Prepaid expenses and other | 87.1 | 72.1
Total current assets | 872.1 | 763.1
Property, plant and equipment, net | 1,009.7 | 971.2
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent | 366.1 | 20.1
Goodwill | 156.4 | 155.9
GM postretirement cost sharing asset | 259.7 | 260.2
Other assets and deferred charges | 202.0 | 158.2
Total assets | 2,866.0 | 2,328.7
Current Liabilities |  |
Accounts payable | 396.1 | 337.1
Accrued compensation and benefits | 84.9 | 110.6
Deferred revenue | 17.2 | 32.9
Deferred income taxes | 1.4 | 9.9
Other accrued expenses | 101.2 | 85.6
Total current liabilities | 600.8 | 576.1
Long-term debt | 1,454.1 | 1,180.2
Deferred Tax Liabilities, Property, Plant and Equipment | 9.5 | 7.7
Deferred revenue | 82.2 | 88.2
Postretirement benefits and other longterm liabilities | 840.2 | 896.1
Total liabilities | 2,986.8 | 2,748.3
Stockholders' Deficit |  |
Series A junior participating preferred stock, par value $0.01 per share; 0.1 million shares authorized; no shares outstanding in 2012 or 2011 | 0 | 0
Preferred stock, par value $0.01 per share; 10.0 million shares authorized; no shares outstanding in 2012 or 2011 | 0 | 0
Common stock, par value $0.01 per share; 150.0 million shares authorized; 80.9 million and 79.3 million shares issued and outstanding in 2012 and 2011, respectively | 0.8 | 0.8
Series common stock, par value $0.01 per share; 40.0 million shares authorized; no shares outstanding in 2012 or 2011 | 0 | 0
Paid-in capital | 600.9 | 597.2
Accumulated deficit | (275.8) | (643.5)
Treasury stock at cost, 6.0 million shares in 2012 and 5.5 million shares in 2011 | (182.1) | (176.2)
Accumulated other comprehensive income (loss), net of tax |  |
Defined benefit plans | (274.5) | (215.6)
Foreign currency translation adjustments | 7.6 | 17.3
Unrecognized gain (loss) on derivatives | 2.3 | (5.5)
Total AAM stockholders' deficit | (120.8) | (425.5)
Noncontrolling interest in subsidiaries | 0 | 5.9
Total stockholders’ deficit | (120.8) | (419.6)
Total liabilities and stockholders' deficit | $ 2,866.0 | $ 2,328.7

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- Definition Amounts estimated to be received from General Motors Company (GM), beyond one year of the balance sheet date, that relate to an agreement between us and GM to share proportionally in the cost of other postretirement employee benefits for eligible retirees based on the length of service an employee had with us and GM. + References No definition available. + Details
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=6228006&loc=d3e74512-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E + Details
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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 26 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=18733213&loc=SL4590271-111686 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Technical Bulletin (FTB) -Number 85-6 -Paragraph 3 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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