v2.4.0.6

Capital Stock (Details 2) (USD $) |  |  |  | 1 Months Ended | 0 Months Ended | 1 Months Ended
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Jul. 02, 2011 | Jun. 30, 2012 Common Stock Par Value | Feb. 28, 2011 Common Stock Par Value | Jul. 02, 2011 NHP | Nov. 02, 2011 ASLG | May 12, 2011 ASLG | May 31, 2011 ASLG
Business acquisition |  |  |  |  |  |  |  |  |
Number of common stock issued related to acquisition |  |  |  |  |  | 99,849,106 |  | 24,958,543 | 24,958,543
Common stock share value issued related to acquisition |  |  |  |  |  | $ 5,400,000,000 |  | $ 1,380,000,000 |
Number of shares reserved for issuance in connection with equity awards and other convertible or exchangeable securities |  |  |  |  |  | 2,253,366 |  |  |
Closing price of Common stock |  |  |  |  |  | $ 53.74 |  | $ 55.33 |
Number of shares reduced for working capital adjustment with purchase agreement |  |  |  |  |  |  | 83,441 |  |
Number of shares of common stock issued and sold in an underwritten public offering |  |  |  | 5,980,000 | 5,563,000 |  |  |  |
Aggregate proceeds from the sale of common stock in an underwritten public offering pursuant |  |  |  |  | $ 300,000,000 |  |  |  |
Capital stock authorized (in shares) |  |  | 610,000,000 |  |  |  |  |  |
Common stock, shares authorized | 600,000,000 | 600,000,000 | 600,000,000 |  |  |  |  |  |
Common stock, par value (in dollars per share) | $ 0.25 | $ 0.25 | $ 0.25 |  |  |  |  |  |
Preferred stock, shares authorized | 10,000,000 | 10,000,000 | 10,000,000 |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ 1 | $ 1 | $ 1.00 |  |  |  |  |  |

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- Definition Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 99-12 -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 Aggregate number of common shares reserved for future issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -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 2: 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) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Face amount or stated value of common stock per share; generally not indicative of the fair market value per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -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 2: 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) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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