CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating Activities
Net income	$ 99,140	$ 45,230
Adjustments:
Depreciation and amortization	210,764	200,468
Net deferred income tax expense (benefit)	827	(520)
(Gain) loss on derivative instruments not designated as hedges	(14,455)	28,083
Changes in operating assets and liabilities:
Decrease in trade and other receivables, net	10,094	18,095
Decrease (increase) in inventories	274	(2,615)
Increase in prepaid expenses and other assets	(50,524)	(67,772)
Increase in accounts payable	68,515	9,341
Increase in accrued interest	42,564	28,774
Decrease in accrued expenses and other liabilities	(53,108)	(53,681)
Increase in customer deposits	178,316	208,423
Other, net	(14,511)	12,601
Net cash provided by operating activities	477,896	426,427
Investing Activities
Purchases of property and equipment	(249,840)	(304,644)
Cash received (paid) on settlement of derivative financial instruments	13,101	(45,182)
Investments in and loans to unconsolidated affiliates	0	(54,250)
Cash received on loans to unconsolidated affiliates	7,104	8,280
Other, net	(7,111)	(3,780)
Net cash used in investing activities	(236,746)	(399,576)
Financing Activities
Debt proceeds	1,519,000	749,800
Debt issuance costs	(22,566)	(16,493)
Repayments of debt	(1,382,270)	(587,111)
Purchase of treasury stock	(200,040)	0
Dividends paid	(162,890)	(131,745)
Proceeds from exercise of common stock options	1,345	4,615
Other, net	659	587
Net cash (used in) provided by financing activities	(246,762)	19,653
Effect of exchange rate changes on cash	1,407	(6,040)
Net (decrease) increase in cash and cash equivalents	(4,205)	40,464
Cash and cash equivalents at beginning of period	121,565	189,241
Cash and cash equivalents at end of period	117,360	229,705
Cash paid during the period for:
Interest, net of amount capitalized	$ 18,670	$ 33,664