Consolidating Condensed Financial Information - Consolidating Condensed Statement of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Condensed Statement of Cash Flows
Net cash (used in) provided by operating activities	$ 97,570	$ 56,715	$ 31,606
INVESTING ACTIVITIES:
Capital expenditures, net of payables	(47,380)	(36,762)	(10,564)
Reimbursement of capital expenditures from West Virginia regulatory authorities	4,207	1,266	799
Investment in and loans to unconsolidated affiliate		(1,010)
Proceeds from sale of property and equipment	1,560	153	3
Decrease in restricted cash due to credit support deposit		2,500	2,500
Decrease (increase) in other assets, net	659	115	(435)
Net cash (used) acquired in business combinations	(194)	(125,016)	48,110
Net cash (used in) provided by investing activities	(41,148)	(158,754)	40,413
FINANCING ACTIVITIES:
Proceeds from long-term debt borrowings		800,000
Borrowings under Revolving Credit Facility	73,000	131,000
Payments under Revolving Credit Facility	(137,500)	(37,500)
Principal payments under Senior Notes		(2,125)
Retirement of long-term debt		(728,664)	(13,525)
Principal payments on capital leases	(274)	(88)	(225)
Debt issuance costs	(4,288)	(25,820)
Call premium on early retirement of debt		(44,090)
Net cash (used in) provided by financing activities	(73,671)	92,713	(14,228)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		(9,326)
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	78,278	87,604	29,813
CASH AND CASH EQUIVALENTS, END OF YEAR	61,029	78,278	87,604
Eldorado Resorts, Inc. (Parent Obligor)
Condensed Statement of Cash Flows
Net cash (used in) provided by operating activities		(856)
INVESTING ACTIVITIES:
Capital expenditures, net of payables		(2,602)
Decrease (increase) in other assets, net		(89)
Net cash (used) acquired in business combinations		(211,813)
Net cash (used in) provided by investing activities		(214,504)
FINANCING ACTIVITIES:
Proceeds from long-term debt borrowings		800,000
Borrowings under Revolving Credit Facility		131,000
Payments under Revolving Credit Facility		(37,500)
Principal payments under Senior Notes		(2,125)
Retirement of long-term debt		(649,538)
Debt issuance costs		(25,820)
Net cash (used in) provided by financing activities		216,017
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		657
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	657
CASH AND CASH EQUIVALENTS, END OF YEAR		657
Consolidating and Eliminating Entries
Condensed Statement of Cash Flows
Net cash (used in) provided by operating activities		(2,592)
INVESTING ACTIVITIES:
Decrease (increase) in other assets, net		(1,747)
Net cash (used) acquired in business combinations		86,797
Net cash (used in) provided by investing activities		85,050
FINANCING ACTIVITIES:
Net proceeds from (payments to) related parties		(67,204)
Net cash (used in) provided by financing activities		(67,204)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		15,254
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR		(15,254)
CASH AND CASH EQUIVALENTS, END OF YEAR			(15,254)
Guarantor Subsidiaries
Condensed Statement of Cash Flows
Net cash (used in) provided by operating activities		51,784
INVESTING ACTIVITIES:
Capital expenditures, net of payables		(33,920)
Reimbursement of capital expenditures from West Virginia regulatory authorities		1,266
Investment in and loans to unconsolidated affiliate		(1,010)
Proceeds from sale of property and equipment		153
Decrease in restricted cash due to credit support deposit		2,500
Decrease (increase) in other assets, net		1,993
Net cash (used in) provided by investing activities		(29,018)
FINANCING ACTIVITIES:
Retirement of long-term debt		(79,126)
Principal payments on capital leases		(88)
Call premium on early retirement of debt		(44,090)
Net proceeds from (payments to) related parties		73,036
Net cash (used in) provided by financing activities		(50,268)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		(27,502)
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	60,102	87,604
CASH AND CASH EQUIVALENTS, END OF YEAR		60,102	87,604
Non-Guarantor Subsidiaries
Condensed Statement of Cash Flows
Net cash (used in) provided by operating activities		8,379
INVESTING ACTIVITIES:
Capital expenditures, net of payables		(240)
Decrease (increase) in other assets, net		(42)
Net cash (used in) provided by investing activities		(282)
FINANCING ACTIVITIES:
Net proceeds from (payments to) related parties		(5,832)
Net cash (used in) provided by financing activities		(5,832)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		2,265
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	$ 17,519	15,254
CASH AND CASH EQUIVALENTS, END OF YEAR		$ 17,519	$ 15,254