Charges Related To Restructuring Activities Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Restructuring Charges including Inventory Markdowns	$ 548	$ 10,870
Restructuring and Related Activities, Expected Payout Period	12 months