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Business Combinations (Details Textual) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified |
3 Months Ended | 3 Months Ended | 3 Months Ended | |||
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Jul. 31, 2012
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Jul. 31, 2011
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Apr. 30, 2012
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Jul. 31, 2012
Power Reviews [Member]
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Jun. 12, 2012
Power Reviews [Member]
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Jul. 31, 2012
Power Reviews [Member]
Common Stock
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| Business Combinations (Textual) [Abstract] | ||||||
| PowerReviews acquired in cash | $ 30,900,000 | |||||
| PowerReviews acquired in shares of common stock | 6.4 | |||||
| Vested and unvested options of PowerReviews | 1.7 | |||||
| Stock-based expense | 12,338,000 | 1,558,000 | 9,800,000 | |||
| Goodwill | 112,700,000 | |||||
| Amortization of Acquired Intangible Assets | 480,000 | 1,300,000 | ||||
| Acquisition costs | 1,400,000 | |||||
| Consideration paid per share | $ 17.20 | |||||
| Stock based compensation related to post service combination service arrangements | $ 500,000 | |||||
| X | ||||||||||
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- Details
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- Definition
Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The aggregate expense charged against earnings to allocate the cost of acquired intangible assets. As a noncash expense, this element is added back to net income when calculating cash provided by (used in) operations using the indirect method. No definition available.
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- Definition
Amount of cash paid to acquire the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares of equity interests issued or issuable to acquire entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
For an acquired entity, price of a single share of a number of saleable stocks of a company. No definition available.
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- Definition
Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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