Consolidating Condensed Financial Information - Consolidating Condensed Balance Sheet (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Condensed Balance Sheet
Current assets	$ 382,990	$ 573,196
Investment in and advances to unconsolidated affiliates	132,240	1,892
Property and equipment, net	2,870,120	2,882,606
Other assets	2,729,168	2,453,768
Total assets	6,114,518	5,911,462
Current liabilities	389,344	402,177
Long-term financing obligation to GLPI	962,505	959,835
Long-term debt, less current maturities	3,057,151	3,261,273
Deferred income tax liabilities	204,022	200,010
Other accrued liabilities	438,232	59,014
Stockholders’ equity	1,063,264	1,029,153	$ 958,629	$ 941,597
Total liabilities and stockholders’ equity	6,114,518	5,911,462
Reportable Legal Entities | Eldorado Resorts, Inc. (Parent Obligor)
Condensed Balance Sheet
Current assets	69,364	48,268
Investment in and advances to unconsolidated affiliates	130,338
Investments in subsidiaries	3,716,505	3,648,961
Property and equipment, net	17,775	18,555
Other assets	63,993	35,072
Total assets	3,997,975	3,750,856
Current liabilities	94,871	48,579
Intercompany payables	232,473	10,873
Long-term debt, less current maturities	2,435,971	2,640,046
Other accrued liabilities	171,397	22,206
Stockholders’ equity	1,063,263	1,029,152
Total liabilities and stockholders’ equity	3,997,975	3,750,856
Reportable Legal Entities | Guarantor Subsidiaries
Condensed Balance Sheet
Current assets	294,777	497,309
Intercompany receivables	235,559	11,885
Investment in and advances to unconsolidated affiliates	1,902	1,892
Property and equipment, net	2,847,556	2,859,271
Other assets	2,673,033	2,423,807
Total assets	6,052,827	5,794,164
Current liabilities	283,102	328,319
Long-term financing obligation to GLPI	962,505	959,835
Long-term debt, less current maturities	621,180	621,193
Deferred income tax liabilities	236,454	231,795
Other accrued liabilities	266,835	36,808
Stockholders’ equity	3,682,751	3,616,214
Total liabilities and stockholders’ equity	6,052,827	5,794,164
Reportable Legal Entities | Non-Guarantor Subsidiaries
Condensed Balance Sheet
Current assets	24,184	27,619
Intercompany receivables	21,914	23,988
Property and equipment, net	4,789	4,780
Other assets	24,574	26,674
Total assets	75,461	83,061
Current liabilities	16,706	25,279
Intercompany payables	25,000	25,000
Long-term debt, less current maturities		34
Stockholders’ equity	33,755	32,748
Total liabilities and stockholders’ equity	75,461	83,061
Consolidating and Eliminating Entries
Condensed Balance Sheet
Current assets	(5,335)
Intercompany receivables	(257,473)	(35,873)
Investments in subsidiaries	(3,716,505)	(3,648,961)
Other assets	(32,432)	(31,785)
Total assets	(4,011,745)	(3,716,619)
Current liabilities	(5,335)
Intercompany payables	(257,473)	(35,873)
Deferred income tax liabilities	(32,432)	(31,785)
Stockholders’ equity	(3,716,505)	(3,648,961)
Total liabilities and stockholders’ equity	$ (4,011,745)	$ (3,716,619)