Acquisitions (Tables)

6 Months Ended

Jun. 30, 2013

Business Combinations [Abstract]

Preliminary Allocation of Purchase Price to Assets Acquired and Liabilities Assumed

The preliminary allocation of the purchase price to the assets acquired and liabilities assumed (in thousands) with respect to these acquisitions at their respective acquisition dates is summarized as follows:

	Weighted average useful life		Purchase Price Allocation
Customer relationships		5 years	$	2,130
Existing technology		3 years		650
Trade name		3 years		280
IPR&D		3 years		150
Goodwill		—		6,245
				9,455
Net tangible liabilities				(1,230	)
Total purchase price			$	8,225