Information Concerning Guarantor and Non-Guarantor Subsidiaries (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CONDENSED CONSOLIDATING STATEMENT OF OPERATIONS
Revenues	$ 238,915	$ 220,738
Operating expenses:
Operating costs	134,983	133,878
Selling, general and administrative	49,309	43,078
Casualty loss	174	(1)
Preopening costs	331
Depreciation and amortization	32,434	29,057
Operating income (loss)	21,684	14,726
Interest expense, net of amounts capitalized	(14,362)	(20,809)
Interest income	3,154	3,173
Income from unconsolidated companies		173
Other gains and (losses), net		(191)
Income (loss) before income taxes	10,476	(2,928)
(Provision) benefit for income taxes	(4,469)	967
Income (loss) from continuing operations	6,007	(1,961)
Income (loss) from discontinued operations, net of taxes	21	4
Net income (loss)	6,028	(1,957)
Comprehensive income (loss)	6,028	1,452
Issuer [Member]
CONDENSED CONSOLIDATING STATEMENT OF OPERATIONS
Revenues	2,798	1,475
Operating expenses:
Selling, general and administrative	8,030	4,292
Casualty loss	33
Preopening costs	13
Depreciation and amortization	769	1,027
Operating income (loss)	(6,047)	(3,844)
Interest expense, net of amounts capitalized	(14,634)	(21,074)
Interest income	25,329	25,827
Income (loss) before income taxes	4,648	909
(Provision) benefit for income taxes	(1,951)	(475)
Equity in subsidiaries' losses, net	3,331	(2,391)
Income (loss) from continuing operations	6,028	(1,957)
Net income (loss)	6,028	(1,957)
Comprehensive income (loss)	6,028	1,452
Guarantor [Member]
CONDENSED CONSOLIDATING STATEMENT OF OPERATIONS
Revenues	239,011	220,759
Operating expenses:
Operating costs	134,983	133,906
Selling, general and administrative	41,382	38,786
Casualty loss	141	(1)
Preopening costs	318
Management fees	2,791	1,468
Depreciation and amortization	31,665	28,030
Operating income (loss)	27,731	18,570
Interest expense, net of amounts capitalized	(29,828)	(29,984)
Interest income	3,949	3,865
Income from unconsolidated companies		173
Other gains and (losses), net		(191)
Income (loss) before income taxes	1,852	(7,567)
(Provision) benefit for income taxes	(849)	2,891
Income (loss) from continuing operations	1,003	(4,676)
Income (loss) from discontinued operations, net of taxes		22
Net income (loss)	1,003	(4,654)
Comprehensive income (loss)	1,003	(4,654)
Non-Guarantor [Member]
Operating expenses:
Interest expense, net of amounts capitalized	(104)	(99)
Interest income	4,080	3,829
Income (loss) before income taxes	3,976	3,730
(Provision) benefit for income taxes	(1,669)	(1,449)
Income (loss) from continuing operations	2,307	2,281
Income (loss) from discontinued operations, net of taxes	21	(18)
Net income (loss)	2,328	2,263
Comprehensive income (loss)	2,328	2,263
Eliminations [Member]
CONDENSED CONSOLIDATING STATEMENT OF OPERATIONS
Revenues	(2,894)	(1,496)
Operating expenses:
Operating costs		(28)
Selling, general and administrative	(103)
Management fees	(2,791)	(1,468)
Interest expense, net of amounts capitalized	30,204	30,348
Interest income	(30,204)	(30,348)
Equity in subsidiaries' losses, net	(3,331)	2,391
Income (loss) from continuing operations	(3,331)	2,391
Net income (loss)	(3,331)	2,391
Comprehensive income (loss)	$ (3,331)	$ 2,391