RESTRUCTURINGS (Tables)

3 Months Ended

Mar. 31, 2013

Summary of components of outstanding restructuring liability

	Employee Severance
(In thousands)	and Other Benefits
Beginning accrual balance as of December 31, 2012	$	1,972
Restructuring charge (1)	78
Cash payments	(1,207		)
Ending accrual balance as of March 31, 2013	$	843

(1) Represents one-time termination benefits under the December 2012 restructuring included in research and development expenses for the three months ended March 31, 2013.

- Definition

Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.

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