Basis of Presentation and Significant Accounting Policies (Tables)

3 Months Ended

Feb. 28, 2013

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Basic and Diluted Loss Per Share

Basic and diluted loss per share were calculated as follows (in thousands, except per share amounts):

	Three Months Ended
	February 28, 2013			February 29, 2012
Numerator:
Net loss	$	(12,458	)	$	(45,802	)
Denominator:
Basic and diluted average shares outstanding	79,401			77,090
Basic and diluted loss per share	$	(.16	)	$	(.59	)