Restatement (Details 4) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Operating activities
Net income (loss)	$ 4,900	$ (15,348)	$ 9,752	$ (34,041)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	66,141	62,021	191,785	202,080
Amortization of items charged to interest expense			4,730	4,532
Accretion of settlement value on other noncurrent liabilities			(5,944)
Gain on sale of fixed assets	277	145	801	98
Income from unconsolidated affiliates	(3,759)	(2,291)	(11,895)	(6,247)
Distributions of earnings from unconsolidated affiliates			22,050	17,500
Deferred income taxes			50,460	(870)
Charge for stock-based compensation			6,446	8,012
Impairment losses and writedowns				7,860
Decrease (increase), net of businesses acquired
Accounts receivable			5,015	9,469
Prepaid expenses and other current assets			6,288	(4,457)
Other assets			8,869	4,315
Increase (decrease), net of businesses acquired
Accounts payable			4,763	4,019
Accrued expenses			1,248	(14,447)
Accrued interest			3,680	2,886
Accrued salaries and wages			(862)	(3,059)
Gaming, pari-mutuel, property and other taxes			15,041	13,298
Income taxes			1,666	23,717
Other current and noncurrent liabilities			(11,756)	5,065
Other noncurrent tax liabilities			4,008	(3,147)
Net cash provided by operating activities			306,145	236,583
Investing activities
Capital project expenditures, net of reimbursements			(125,169)	(95,568)
Capital maintenance expenditures			(41,866)	(65,699)
Advances to Jamul Tribe			(64,228)	(30,499)
Proceeds from sale of property and equipment			389	1,172
Investment in joint ventures			(2,799)	(1,000)
Decrease in cash in escrow				18,000
Acquisition of businesses and gaming and other licenses			(450,170)	(118,678)
Net cash used in investing activities			(683,843)	(292,272)
Financing activities
Proceeds from exercise of options			8,069	6,223
Proceeds from issuance of long-term debt, net of issuance costs			517,290	64,935
Principal payments on financing obligation with GLPI			(35,452)	(31,899)
Principal payments on long-term debt			(92,885)	(40,703)
Principal payments on long-term obligations			(3,307)	(15,000)
Proceeds from insurance financing			885	14,816
Payments on insurance financing			(12,212)	(14,801)
Tax benefit from stock options exercised			10,126	9,830
Net cash provided by (used in) financing activities			392,514	(6,599)
Net increase (decrease) in cash and cash equivalents			14,816	(62,288)
Cash and cash equivalents at beginning of year			208,673	292,995
Cash and cash equivalents at end of period	$ 223,489	230,707	223,489	230,707
Supplemental disclosure
Interest expense paid, net of amounts capitalized			321,276	308,886
Income taxes paid			879	11,247
Previously Reported
Operating activities
Net income (loss)		8,499		17,212
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization		40,253		134,802
Amortization of items charged to interest expense				4,532
Accretion of settlement value on other noncurrent liabilities				456
Gain on sale of fixed assets				98
Income from unconsolidated affiliates		(2,291)		(6,247)
Distributions of earnings from unconsolidated affiliates				17,500
Deferred income taxes				(24,972)
Charge for stock-based compensation				8,012
Impairment losses and writedowns				7,860
Decrease (increase), net of businesses acquired
Accounts receivable				9,469
Prepaid expenses and other current assets				(4,467)
Other assets				4,325
Increase (decrease), net of businesses acquired
Accounts payable				4,019
Accrued expenses				(11,427)
Accrued interest				2,430
Accrued salaries and wages				(2,993)
Gaming, pari-mutuel, property and other taxes				13,237
Income taxes				25,205
Other current and noncurrent liabilities				4,856
Other noncurrent tax liabilities				777
Net cash provided by operating activities				204,684
Investing activities
Capital project expenditures, net of reimbursements				(95,568)
Capital maintenance expenditures				(65,699)
Advances to Jamul Tribe				(30,499)
Proceeds from sale of property and equipment				1,172
Investment in joint ventures				(1,000)
Decrease in cash in escrow				18,000
Acquisition of businesses and gaming and other licenses				(118,678)
Net cash used in investing activities				(292,272)
Financing activities
Proceeds from exercise of options				6,223
Proceeds from issuance of long-term debt, net of issuance costs				64,935
Principal payments on long-term debt				(40,703)
Principal payments on long-term obligations				(15,000)
Proceeds from insurance financing				14,816
Payments on insurance financing				(14,801)
Tax benefit from stock options exercised				9,830
Net cash provided by (used in) financing activities				25,300
Net increase (decrease) in cash and cash equivalents				(62,288)
Cash and cash equivalents at beginning of year			$ 208,673	292,995
Cash and cash equivalents at end of period		230,707		230,707
Supplemental disclosure
Interest expense paid, net of amounts capitalized				25,946
Income taxes paid				11,247
Restatement Adjustment
Operating activities
Net income (loss)		(23,847)		(51,253)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization		$ 21,768		67,278
Accretion of settlement value on other noncurrent liabilities				(456)
Deferred income taxes				24,102
Decrease (increase), net of businesses acquired
Prepaid expenses and other current assets				10
Other assets				(10)
Increase (decrease), net of businesses acquired
Accrued expenses				(3,020)
Accrued interest				456
Accrued salaries and wages				(66)
Gaming, pari-mutuel, property and other taxes				61
Income taxes				(1,488)
Other current and noncurrent liabilities				209
Other noncurrent tax liabilities				(3,924)
Net cash provided by operating activities				31,899
Financing activities
Principal payments on financing obligation with GLPI				(31,899)
Net cash provided by (used in) financing activities				(31,899)
Supplemental disclosure
Interest expense paid, net of amounts capitalized				$ 282,940