Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities
Net income	$ 145,286	$ 127,517
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	110,128	107,388
Amortization of items charged to interest expense	3,290	6,189
Gain on sale of fixed assets	(1,037)	(234)
(Gain) loss from unconsolidated affiliates	(2,739)	1,923
Deferred income taxes	(14,383)	27,592
Charge for stock-based compensation	15,307	12,349
(Increase) decrease, net of businesses acquired
Accounts receivable	(505)	(2,431)
Insurance receivable	1,072	(709)
Prepaid expenses and other current assets	11,316	42,808
Other assets	(5,191)	(1,515)
(Decrease) increase, net of businesses acquired
Accounts payable	(2,647)	1,138
Accrued expenses	(7,026)	(12,531)
Accrued interest	(646)	(2,731)
Accrued salaries and wages	(9,895)	(7,053)
Gaming, pari-mutuel, property and other taxes	(4,008)	(7,995)
Income taxes	(15,278)
Other current and noncurrent liabilities	4,506	5,320
Other noncurrent tax liabilities	3,336	(6,048)
Net cash provided by operating activities	230,886	290,977
Investing activities
Expenditures for property and equipment, net of reimbursements	(254,178)	(107,250)
Proceeds from sale of property and equipment	2,803	610
Investment in joint ventures	(39,600)	(80,725)
Decrease in cash in escrow	15,500	30,000
Acquisitions of businesses and licenses, net of cash acquired	(50,000)	12,585
Net cash used in investing activities	(325,475)	(144,780)
Financing activities
Proceeds from exercise of options	8,534	7,695
Proceeds from issuance of long-term debt, net of issuance costs	151,932	28,670
Principal payments on long-term debt	(93,305)	(103,095)
Proceeds from insurance financing		892
Payments on insurance financing	(9,364)	(6,817)
Tax benefit from stock options exercised	2,478	2,058
Net cash provided by (used in) financing activities	60,275	(70,597)
Net (decrease) increase in cash and cash equivalents	(34,314)	75,600
Cash and cash equivalents at beginning of year	238,440	246,385
Cash and cash equivalents at end of period	204,126	321,985
Supplemental disclosure
Cash paid for interest	38,966	53,313
Cash paid for income taxes	$ 115,054	$ 28,619