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Restructuring and Other Related (Benefits) Charges (Details) (USD $) In Thousands	3 Months Ended	6 Months Ended
	Mar. 31, 2011	Jun. 30, 2011 2011 Restructuring Event [Member]
Activity related to the restructuring event
Balance, December 31, 2010		$ 0
Provision		5,687
Non-cash portion of provision	(4,600)	(4,612)
Cash utilized		(1,075)
Balance, June 30, 2011		$ 0

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

Amount of consideration other than cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.