Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net earnings and comprehensive income	$ 55,902	$ 56,742
Adjustments to reconcile net earnings and comprehensive income to net cash provided by operating activities:
Depreciation and amortization	40,815	41,319
Asset impairment loss	25	299
Gain on sale of business	0	(271)
Gain on derivative instruments	0	(3,096)
Equity in loss of unconsolidated investments	1,255	423
Share-based compensation	6,083	4,332
Other	668	2,139
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of business acquisition:
Restricted cash	2,938	11,536
Accounts receivable	(12,500)	1,825
Other current assets	(1,895)	(3,865)
Accounts payable	395	229
Purses payable	(3,497)	11,051
Accrued expenses	5,732	3,099
Deferred revenue	(7,689)	2,121
Deferred riverboat subsidy	0	(40,492)
Income taxes receivable and payable	12,149	27,560
Other assets and liabilities	1,728	16,498
Net cash provided by operating activities	102,109	131,449
Cash flows from investing activities:
Additions to property and equipment	(25,456)	(16,802)
Acquisition of business, net of cash	(6,728)	0
Acquisition of gaming license	(2,250)	(2,250)
Investment in joint venture	(6,525)	0
Purchases of minority investments	(2,092)	(158)
Proceeds on sale of property and equipment	88	50
Proceeds from insurance recoveries	10,413	183
Change in deposit wagering asset	(3,364)	(117)
Net cash used in investing activities	(35,914)	(19,094)
Cash flows from financing activities:
Borrowings on bank line of credit	291,574	230,311
Repayments on bank line of credit	(349,139)	(339,158)
Change in bank overdraft	(3,034)	4,618
Payment of dividends	(10,110)	(8,165)
Repurchase of common stock	(2,846)	(732)
Common stock issued	6,160	635
Windfall tax benefit from share-based compensation	819	0
Change in deposit wagering liability	3,055	118
Net cash used in financing activities	(63,521)	(112,373)
Net increase (decrease) in cash and cash equivalents	2,674	(18)
Cash and cash equivalents, beginning of period	27,325	26,901
Cash and cash equivalents, end of period	29,999	26,883
Supplemental disclosures of cash flow information
Interest	1,789	4,705
Income taxes	21,841	14,524
Schedule of non-cash investing and financing activities:
Issuance of common stock in connection with Company LTIP and other stock plans	5,335	4,408
Issuance of common stock for extinguishment of convertible note payable	0	19,399
Assets acquired and liabilities assumed from acquisition of business:
Fair value of assets assumed	9,454	0
Liabilities assumed	(395)	0
Fair value of earn-out liability and accrued purchase price	$ (2,331)	$ 0