Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2022	Feb. 28, 2021
OPERATING ACTIVITIES
Net income (loss)	$ (1,891)	$ (1,973)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities
Depreciation and amortization	554	552
Impairments	8	17
(Gain) loss on debt extinguishment	0	(2)
(Income) loss from equity-method investments	11	8
Share-based compensation	26	40
Amortization of discounts and debt issue costs	46	42
Noncash lease expense	34	36
Other, net	5	44
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities	(1,207)	(1,236)
Changes in operating assets and liabilities
Receivables	(22)	6
Inventories	(37)	(1)
Prepaid expenses and other	(44)	(263)
Accounts payable	(24)	(128)
Accrued liabilities and other	(65)	167
Customer deposits	187	(49)
Net cash provided by (used in) operating activities	(1,212)	(1,503)
INVESTING ACTIVITIES
Purchases of property and equipment	(2,730)	(1,774)
Proceeds from sales of ships and other	18	9
Purchase of short-term investments	(315)	(1,840)
Derivative settlements and other, net	(6)	17
Net cash provided by (used in) investing activities	(3,032)	(3,589)
FINANCING ACTIVITIES
Proceeds from (repayments of) short-term borrowings, net	(48)	0
Principal repayments of long-term debt	(503)	(668)
Proceeds from issuance of long-term debt	2,347	4,980
Issuance of common stock, net	15	997
Issuance of common stock under the Stock Swap Program	27	0
Purchase of treasury stock under the Stock Swap Program	(23)	0
Debt issue costs and other, net	(86)	(93)
Net cash provided by (used in) financing activities	1,728	5,216
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(8)	14
Net increase (decrease) in cash, cash equivalents and restricted cash	(2,524)	138
Cash, cash equivalents and restricted cash at beginning of period	8,976	9,692
Cash, cash equivalents and restricted cash at end of period	$ 6,452	$ 9,829