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Acquisition of Web Monitoring Business (Tables) | 12 Months Ended
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Dec. 31, 2011
Acquisition of Web Monitoring Business [Abstract] |
Purchase Price Allocation |
|  | Estimated Fair Value |  |  | Weighted-Average Amortization Period (in years) |
Inventories |  | $ | 259 |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  |
Completed technology |  |  | 670 |  |  |  | 7 |
Customer relationships |  |  | 1,950 |  |  |  | 9 |
Trademark |  |  | 140 |  |  |  | 8 |
Non-compete agreements |  |  | 230 |  |  |  | 5 |
Goodwill |  |  | 1,692 |  |  |  |  |
Total assets acquired |  |  | 4,941 |  |  |  |  |
Total liabilities assumed |  |  | - |  |  |  |  |
Total purchase price |  | $ | 4,941 |  |  |  |  |

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- Definition Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 805 -SubTopic 30 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6911361&loc=d3e6927-128479 + Details
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