Organization and Basis of Presentation - Additional information (Details) $ in Thousands		3 Months Ended		6 Months Ended
	Oct. 01, 2020	Mar. 31, 2019 USD ($) room Machine Game Terminal a Hotel segment	Sep. 30, 2018 Region segment	Jun. 30, 2018 Region segment	Oct. 01, 2018 property
Organization and Basis of Presentation
Number of geographic regions | Region			4	4
Number of reportable segments | segment		5	4	4
Operating Lease, ROU assets | $		$ 282,363
Operating lease, liability | $		287,130
Cumulative adjustmenst to retained earnings, net of tax | $		$ 4,700
Isle Casino Hotel
Organization and Basis of Presentation
Number of room in hotel		238
Number of slot machines | Machine		966
Number of table games | Game		28
Number of table poker room		10
Number of acre owned | a		10
Lady Luck Casino
Organization and Basis of Presentation
Number of room in hotel		164
Number of slot machines | Machine		442
Number of table games | Game		7
Isle Casino Racing Pompano
Organization and Basis of Presentation
Number of slot machines | Machine		1,596
Number of table poker room		39
Number of acre owned | a		223
Isle Casino Bettendorf
Organization and Basis of Presentation
Number of room in hotel		509
Number of slot machines | Machine		969
Number of table games | Game		15
Number of towers in hotel		2
Isle Casino Waterloo
Organization and Basis of Presentation
Number of room in hotel		194
Number of slot machines | Machine		939
Number of table games | Game		23
Isle of Capri Casino Hotel Lake Charles
Organization and Basis of Presentation
Number of room in hotel		493
Number of slot machines | Machine		1,164
Number of table games | Game		34
Number of table poker room		11
Number of acre owned | a		19
Number of hotels | Hotel		2
Isle of Capri Casino Lula
Organization and Basis of Presentation
Number of room in hotel		486
Number of slot machines | Machine		862
Number of table games | Game		25
Number of hotels | Hotel		2
Lady Luck Casino Vicksburg
Organization and Basis of Presentation
Number of room in hotel		89
Number of slot machines | Machine		607
Isle of Capri Casino Boonville
Organization and Basis of Presentation
Number of room in hotel		140
Number of slot machines | Machine		881
Number of table games | Game		20
Isle Casino Cape Girardeau
Organization and Basis of Presentation
Number of slot machines | Machine		863
Number of table games | Game		20
Number of table poker room		4
Lady Luck Casino Caruthersville
Organization and Basis of Presentation
Number of slot machines | Machine		507
Number of table games | Game		9
Isle of Capri Casino Kansas City
Organization and Basis of Presentation
Number of slot machines | Machine		938
Number of table games | Game		13
Tropicana Casino and Resort - Atlanctic City
Organization and Basis of Presentation
Number of room in hotel		2,366
Number of slot machines | Machine		2,464
Number of table games | Game		107
Number of table poker room		18
Number of acre owned | a		15
Tropicana Evansville
Organization and Basis of Presentation
Number of room in hotel		338
Number of slot machines | Machine		1,128
Number of table games | Game		33
Number of table poker room		8
Number of hotels | Hotel		2
Lumiere Place Casino
Organization and Basis of Presentation
Number of room in hotel		494
Number of slot machines | Machine		1,401
Number of table games | Game		48
Number of table poker room		10
Number of acre owned | a		20
Tropicana Laughlin
Organization and Basis of Presentation
Number of room in hotel		1,487
Number of slot machines | Machine		895
Number of table games | Game		20
Mont Bleu Casino Resort & Spa
Organization and Basis of Presentation
Number of room in hotel		438
Number of slot machines | Machine		474
Number of table games | Game		17
Number of acre owned | a		21
Trop Casino Greenville
Organization and Basis of Presentation
Number of room in hotel		40
Number of slot machines | Machine		590
Number of table games | Game		10
Belle of Baton Rough
Organization and Basis of Presentation
Number of room in hotel		288
Number of slot machines | Machine		773
Number of table games | Game		14
Number of acre owned | a		23
Grand Victoria Casino Elgin
Organization and Basis of Presentation
Number of slot machines | Machine		1,088
Number of table games | Game		30
Eldorado Reno
Organization and Basis of Presentation
Number of room in hotel		814
Number of slot machines | Machine		1,117
Number of table games | Game		36
Silver Legacy
Organization and Basis of Presentation
Number of slot machines | Machine		1,685
Number of table games | Game		48
Number of rooms in themed hotel		1,119
Number of table poker room		13
Eldorado Shreveport
Organization and Basis of Presentation
Number of slot machines | Machine		1,388
Number of table games | Game		52
Number of table poker room		8
Number of rooms in suite art deco-style hotel		403
Mountaineer
Organization and Basis of Presentation
Number of room in hotel		357
Number of slot machines | Machine		1,486
Number of table games | Game		36
Number of table poker room		10
Scioto Downs
Organization and Basis of Presentation
Number of room in hotel		118
Number of video lottery terminals | Terminal		2,238
Isle of Capri
Organization and Basis of Presentation
Acquisition date	May 01, 2017
Elgin Acquisition
Organization and Basis of Presentation
Acquisition date		Aug. 07, 2018
Tropicana Entertainment Inc
Organization and Basis of Presentation
Acquisition date		Oct. 01, 2018
Number of properties added to portfolio | property					7
Circus Reno
Organization and Basis of Presentation
Number of room in hotel		1,571
Number of slot machines | Machine		722