|
Business Combinations - Additional Information (Detail) (USD $)
|
0 Months Ended | 12 Months Ended | 0 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Apr. 30, 2014
|
Nov. 05, 2012
|
Jun. 12, 2012
|
Apr. 15, 2014
FeedMagnet
|
Jun. 12, 2012
PowerReviews
|
Jun. 12, 2012
PowerReviews
Common Stock
|
Nov. 05, 2012
Longboard Media, Inc
|
Oct. 31, 2013
Longboard Media, Inc
Contingent Consideration Subject to Certain Requirements
|
Apr. 30, 2013
Longboard Media, Inc
Contingent Consideration Subject to Certain Requirements
|
Apr. 30, 2014
Longboard Media, Inc
Selling, General and Administrative Expenses
Contingent Consideration Subject to Certain Requirements
|
Apr. 30, 2014
Longboard Media, Inc
Selling, General and Administrative Expenses
Scenario, Before Adjustment
|
Nov. 05, 2012
Longboard Media, Inc
Key individuals
|
Oct. 31, 2013
Longboard Media, Inc
Accrued Expenses and Other Current Liabilities
Scenario, Before Adjustment
|
Apr. 30, 2013
Longboard Media, Inc
Accrued Expenses and Other Current Liabilities
Scenario, Before Adjustment
|
Nov. 05, 2012
Longboard Media, Inc
Common Stock
|
|
| Business Acquisition [Line Items] | |||||||||||||||
| Cash paid in business acquisition | $ 9,329,000 | $ 31,059,000 | $ 26,855,000 | ||||||||||||
| Shares of common Stock issued in business acquisition | 6,400,000 | 6,400,000 | 500,000 | ||||||||||||
| Number of vested and unvested options equivalent to the acquired company's option | 6,901,000 | 1,700,000 | |||||||||||||
| Closing price of common stock | $ 12.60 | $ 17.20 | |||||||||||||
| Contingent consideration acquisition fair value | 9,950,000 | 4,270,000 | 0 | 1,500,000 | 2,000,000 | 0 | 3,300,000 | ||||||||
| Fair value offset to operating expenses | $ (1,000,000) | $ (3,300,000) | |||||||||||||