(Loss) Income Per Share of Common Stock, (As Restated for fiscal 2014 and 2013) - Schedule of Potentially Dilutive Securities Excluded from Computation (Details) - shares shares in Millions	12 Months Ended
	Nov. 30, 2015	Nov. 30, 2014	Nov. 30, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	12.8	19.8	1.1
Employee Stock Option and Stock Purchase Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	0.2	0.2	0.0
Unvested Restricted Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	1.6	1.7	1.1
4.0625% Convertible Subordinated Debentures [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total potentially dilutive securities (in shares)	11.0	17.9	0.0