CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating Activities
Net income	$ 171,901	$ 133,574
Adjustments:
Depreciation and amortization	345,302	317,606
(Gain) loss on fuel call options	(24,803)	7,348
Changes in operating assets and liabilities:
Decrease in trade and other receivables, net	63,803	127,131
Increase in inventories	(17,316)	(5,607)
Increase in prepaid expenses and other assets	(83,740)	(37,937)
Increase in accounts payable	92,619	23,622
Decrease in accrued interest	(60,653)	(42,500)
Decrease in accrued expenses and other liabilities	(21,931)	(13,572)
Increase in customer deposits	306,070	320,382
Cash received on settlement of derivative financial instruments		172,993
Other, net	(4,510)	7,862
Net cash provided by operating activities	766,742	1,010,902
Investing Activities
Purchases of property and equipment	(251,565)	(847,541)
Cash received (paid) on settlement of derivative financial instruments	25,250	(7,121)
Loans to unconsolidated affiliates	(69,682)
Proceeds from the sale of ships	345,000
Other, net	(3,044)	(8,266)
Net cash provided by (used in) investing activities	45,959	(862,928)
Financing Activities
Debt proceeds	702,442	1,081,069
Debt issuance costs	(28,593)	(36,929)
Repayments of debt	(1,376,801)	(1,168,928)
Proceeds from exercise of common stock options	17,923	11,377
Other, net	705	748
Net cash used in financing activities	(684,324)	(112,663)
Effect of exchange rate changes on cash	3,154	(1,110)
Net increase in cash and cash equivalents	131,531	34,201
Cash and cash equivalents at beginning of period	419,929	284,619
Cash and cash equivalents at end of period	551,460	318,820
Cash paid during the period for:
Interest, net of amount capitalized	$ 223,438	$ 159,288