Reno Acquisition, MTR Merger and Final Purchase Accounting - Schedule of Purchase Consideration Calculation (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Purchase Consideration Calculation Abstract
Closing Silver Legacy and Circus Reno net working capital	$ 8,200
Purchase consideration	72,500
Resorts
Purchase Consideration Calculation Abstract
Cash consideration paid by ERI for MGM’s 50% equity interest and MGM’s member note	72,500
Fair value of ERI’s pre-existing 50% equity interest	56,500
Settlement of Silver Legacy’s long-term debt	87,854
Prepayment penalty	1,831
Closing Silver Legacy and Circus Reno net working capital	8,235
Reverse member note	(6,107)
Deferred tax liability	2,769
Purchase consideration	223,582
Resorts | Silver Legacy Joint Venture
Purchase Consideration Calculation Abstract
Cash consideration paid by ERI for MGM’s 50% equity interest and MGM’s member note	56,500
Fair value of ERI’s pre-existing 50% equity interest	56,500
Settlement of Silver Legacy’s long-term debt	87,854
Prepayment penalty	1,831
Closing Silver Legacy and Circus Reno net working capital	6,124
Reverse member note	(6,107)
Deferred tax liability	2,769
Purchase consideration	205,471
Resorts | Circus Reno
Purchase Consideration Calculation Abstract
Cash consideration paid by ERI for MGM’s 50% equity interest and MGM’s member note	16,000
Closing Silver Legacy and Circus Reno net working capital	2,111
Purchase consideration	$ 18,111