General - Statement of Cash Flows (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Feb. 28, 2015	Feb. 28, 2014
Net loss	$ 49	$ (20)
Depreciation and amortization	401	405
Inventories	7	(9)
Insurance recoverables, prepaid expenses and other	20	114
Claims reserves and accrued and other liabilities	(35)	(128)
Reclassification of Expense
Net loss		(20)
Depreciation and amortization		405
Inventories		(9)
Insurance recoverables, prepaid expenses and other		114
Claims reserves and accrued and other liabilities		(128)
As Previously Reported | Reclassification of Expense
Net loss		(15)
Depreciation and amortization		404
Inventories		(5)
Insurance recoverables, prepaid expenses and other		103
Claims reserves and accrued and other liabilities		(125)
Adjustment | Reclassification of Expense
Net loss		(5)
Depreciation and amortization		1
Inventories		(4)
Insurance recoverables, prepaid expenses and other		11
Claims reserves and accrued and other liabilities		$ (3)