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CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Gain from sale of discontinued operations, tax provision	$ 37,548	$ 0
Loss from discontinued operations, tax benefit	$ (391)	$ (413)

Income tax expense or benefit attributable to Income or Loss from discontinued operations during the phase-out period.

Amount of tax expense or benefit on gain (loss), not previously recognized, resulting from the sale of a business component.