Acquisitions (Purchase Price Preliminary Allocation) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012 Look.IO [Member]	Jun. 13, 2012 Look.IO [Member]	Dec. 31, 2012 Engage Pty Ltd. [Member]	Nov. 09, 2012 Engage Pty Ltd. [Member]
Business Acquisition [Line Items]
Cash				$ 386
Accounts Receivable				3,454
Other Current Assets				57
Property and equipment				432
Other Assets				104
Intangible assets		767		3,600
Goodwill	2,405	2,405	6,073	6,152
Total assets acquired		3,172		14,185
Liabilities assumed				(2,632)
Deferred tax liability		(288)		(962)
Total purchas price consideration		$ 2,884		$ 10,591

Business acquisition purchase price allocation accounts receivable.

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- Definition

Business Acquisition Purchase Price Allocation Deferred Tax Liability

+ References

No definition available.

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- Definition

Business acquisition purchase price allocation other current assets.

+ References

No definition available.

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

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- Definition

The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

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The amount of acquisition cost of a business combination allocated to assets acquired.

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- Definition

The amount of cash and cash equivalents acquired in a business combination.

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- Definition

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

+ References

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

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Amount of acquisition cost of a business combination allocated to other assets not separately disclosed in the balance sheet.

+ References

No definition available.

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- Definition

The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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