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ACQUISITIONS (Tables) | 62 Months Ended
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Dec. 31, 2012
Allocation of Purchase Price | The following represents the allocation of the purchase price:
|  | Purchase Price Allocation |
|  | (in thousands) |
Goodwill |  | $ | 349,272 |
Intangible assets |  |  | 310,500 |
Tangible assets acquired and liabilities assumed: |  |  |  |
Cash, cash equivalents and short term marketable securities |  |  | 61,250 |
Other current assets |  |  | 75,615 |
Non-current assets |  |  | 5,838 |
Accounts payable and current liabilities |  |  | (37,177 | )
Long-term deferred tax liabilities |  |  | (115,463 | )
Other long-term liabilities |  |  | (3,788 | )
Total purchase price |  | $ | 646,047 |
Components of Other Intangible Assets and Their Estimated Useful Lives At Acquisition Date | The following table represents components of these intangible assets and their estimated useful lives at the acquisition date:
|  | Fair Value |  |  | Estimated Useful Life |
|  | (in thousands) |  |  | (in years) |
Developed technology |  | $ | 237,100 |  |  |  | 6.4 |
Customer relationships |  |  | 53,700 |  |  |  | 7.0 |
Tradenames |  |  | 19,000 |  |  |  | 7.0 |
Customer backlog |  |  | 700 |  |  |  | 0.3 |
Total intangible assets |  | $ | 310,500 |  |  |  | 6.5 |
Pro Forma Results Under Acquisitions | The unaudited pro forma results are not necessarily indicative of what actually would have occurred had the acquisition been in effect for the periods presented:
|  | For the Year Ended |
| December 31, 2011 |  |  | December 31, 2010 |
|  | (in thousands, except per share amounts) |
Revenue |  | $ | 1,527,044 |  |  | $ | 1,652,153 |
Income from continuing operations |  | $ | 357,060 |  |  | $ | 309,549 |
Net income |  | $ | 382,976 |  |  | $ | 314,972 |
Income from continuing operations per common share: |  |  |  |  |  |  |  |
Basic |  | $ | 1.93 |  |  | $ | 1.72 |
Diluted |  | $ | 1.56 |  |  | $ | 1.42 |
Net income per common share: |  |  |  |  |  |  |  |
Basic |  | $ | 2.07 |  |  | $ | 1.75 |
Diluted |  | $ | 1.67 |  |  | $ | 1.44 |
Stock Option |
Fair Value of Stock Options Using Assumptions | The fair value of the stock options at grant date was estimated using the Black-Scholes option-pricing model with the following assumptions:
|  | 2012 |  |  | 2011 |  |  | 2010 |
Expected life (years) |  |  | 3.50 |  |  |  | 4.00 |  |  |  | 4.75 |
Interest rate |  |  | 0.4 | % |  |  | 1.5 | % |  |  | 2.4 | %
Volatility-historical |  |  | 56.0 | % |  |  | 52.1 | % |  |  | 48.8 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | 0.0 | %
Stock Purchase Rights |
Fair Value of Stock Options Using Assumptions | The fair value of the employees’ purchase rights was estimated using the Black-Scholes option-pricing model with the following assumptions:
|  | 2012 |  |  | 2011 |  |  | 2010 |
Expected life (years) |  |  | 0.5 |  |  |  | 0.5 |  |  |  | 0.5 |
Interest rate |  |  | 0.1 | % |  |  | 0.1 | % |  |  | 0.2 | %
Volatility-historical |  |  | 42.7 | % |  |  | 41.0 | % |  |  | 48.0 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | 0.0 | %
Litepoint Corporation |
Fair Value of Stock Options Using Assumptions | The fair value of stock options was estimated using the following weighted average assumptions:
Expected life (years) |  |  | 6.2 |
Expected volatility |  |  | 49.1 | %
Risk-free interest rate |  |  | 1.3 | %
Dividend yield |  |  | 0.0 | %

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -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 Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(2, 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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- Definition Tabular disclosure of finite-lived intangible assets acquired as part of a business combination or through an asset purchase, by major class and in total, including the value of the asset acquired, any significant residual value (the expected value of the asset at the end of its useful life) and the weighted-average amortization period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 44 -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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