v3.8.0.1
Isle Acquisition and Reno Acquisition and Preliminary Purchase Accounting - Schedule of Purchase Consideration Calculation (Details) - USD ($)
$ / shares in Units, $ in Thousands
May 01, 2017
Nov. 24, 2015
Jul. 07, 2015
Dec. 31, 2017
Dec. 31, 2016
Business Acquisition [Line Items]          
Shares of ERI common stock issued for Isle common stock, shares       76,825,966 47,105,744
Closing Silver Legacy and Circus Reno net working capital     $ 8,200    
Purchase consideration     $ 72,500    
Isle of Capri          
Business Acquisition [Line Items]          
Cash paid for outstanding Isle common stock $ 552,050        
Shares of ERI common stock issued for Isle common stock, shares 28,468,182        
Shares of ERI common stock issued for Isle common stock, per share $ 19.12        
Shares of ERI common stock issued for Isle common stock $ 544,312        
Cash paid by ERI to retire Isle's long-term debt 828,000        
Shares of ERI common stock for Isle equity awards 10,383        
Purchase consideration $ 1,934,745        
Silver Legacy Joint Venture | Resorts          
Business Acquisition [Line Items]          
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      
Circus Reno | Resorts          
Business Acquisition [Line Items]          
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      
Silver Legacy and Circus Reno | Resorts          
Business Acquisition [Line Items]          
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