CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Operating Activities
Net income	$ 466,674	$ 411,090
Adjustments:
Depreciation and amortization	564,089	541,957
Loss (gain) on derivative instruments not designated as hedges	8,634	(3,052)
Loss on extinguishment of unsecured senior notes	4,206	7,485
Changes in operating assets and liabilities:
Decrease in trade and other receivables, net	14,278	42,484
(Increase) decrease in inventories	(13,541)	423
Increase in prepaid expenses and other assets	(28,363)	(39,410)
Increase in accounts payable	43,415	46,836
Increase (decrease) in accrued interest	14,219	(2,305)
Increase in accrued expenses and other liabilities	29,496	11,688
Increase in customer deposits	131,237	80,993
Cash received on settlement of derivative financial instruments		69,684
Other, net	(4,240)	4,383
Net cash provided by operating activities	1,230,104	1,172,256
Investing Activities
Purchases of property and equipment	(534,046)	(429,309)
Cash (paid) received on settlement of derivative financial instruments	(8,451)	19,058
Investment in unconsolidated affiliates	(60,426)
Cash payments received on loan to unconsolidated affiliate	23,372	23,512
Proceeds from sale of ship		9,811
Other, net	1,147	(6,395)
Net cash used in investing activities	(578,404)	(383,323)
Financing Activities
Debt proceeds	1,519,464	915,000
Debt issuance costs	(51,720)	(48,190)
Repayments of debt	(2,065,965)	(1,607,919)
Dividends paid	(54,159)	(65,293)
Proceeds from exercise of common stock options	13,626	3,703
Other, net	1,140	1,228
Net cash used in financing activities	(637,614)	(801,471)
Effect of exchange rate changes on cash	626	(8,411)
Net increase (decrease) in cash and cash equivalents	14,712	(20,949)
Cash and cash equivalents at beginning of period	194,855	262,186
Cash and cash equivalents at end of period	209,567	241,237
Cash paid during the period for:
Interest, net of amount capitalized	232,769	242,680
Non cash Investing Activities
Purchase of property and equipment through asset trade in	$ 46,375