Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	May 31, 2018	May 31, 2017
OPERATING ACTIVITIES
Net income	$ 951	$ 730
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	1,000	896
(Gains) losses on fuel derivatives, net	(57)	27
Share-based compensation	32	34
Other, net	4	36
Adjustments to reconcile net income to net cash provided by operating activities	1,930	1,723
Changes in operating assets and liabilities
Receivables	(35)	(8)
Inventories	(16)	(19)
Prepaid expenses and other	59	(28)
Accounts payable	(14)	(38)
Accrued liabilities and other	(249)	(20)
Customer deposits	1,413	1,239
Net cash provided by operating activities	3,087	2,849
INVESTING ACTIVITIES
Purchases of property and equipment	(2,201)	(1,859)
Proceeds from sales of ships	102	0
Payments of fuel derivative settlements	(34)	(99)
Other, net	41	24
Net cash used in investing activities	(2,092)	(1,934)
FINANCING ACTIVITIES
Proceeds from short-term borrowings, net	398	182
Principal repayments of long-term debt	(1,181)	(907)
Proceeds from issuance of long-term debt	1,618	467
Dividends paid	(646)	(507)
Purchases of treasury stock	(513)	(152)
Other, net	(16)	(18)
Net cash used in financing activities	(339)	(935)
Effect of exchange rate changes on cash and cash equivalents	2	14
Net increase (decrease) in cash and cash equivalents	658	(6)
Cash and cash equivalents at beginning of period	395	$ 603
Cash and cash equivalents at end of period	$ 1,053