CONSOLIDATED STATEMENTS OF INCOME (LOSS) AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Revenues	$ 1,114,962	$ 1,388,810	$ 1,456,980
Less-Promotional allowances	0	0	(101,348)
Net revenues	1,114,962	1,388,810	1,355,632
Operating costs and expenses:
Advertising, general and administrative, including related party transactions of $28,873, $43,826 and $42,663, respectively	226,588	223,716	200,786
Corporate, including related party transactions of $7,221, $5,825 and $6,344, respectively	44,177	45,880	40,087
Depreciation and amortization	109,067	122,657	81,789
Impairment of Mohegan Sun Pocono's intangible assets	126,596	0	0
Impairment of Mohegan Sun Pocono's goodwill	0	39,459	0
Other, net, including related party transactions of $0, $0 and $1,343, respectively	15,616	9,273	13,220
Total operating costs and expenses	1,148,179	1,252,348	1,111,098
Income (loss) from operations	(33,217)	136,462	244,534
Other income (expense):
Interest income	1,754	6,803	15,468
Interest expense, net of capitalized interest	(134,925)	(144,130)	(126,653)
Loss on modification of debt	(2,888)	0	0
Other, net	566	(482)	(1,266)
Total other expense	(135,493)	(137,809)	(112,451)
Income (loss) before income tax	(168,710)	(1,347)	132,083
Income tax benefit (provision)	6,694	(1,029)	(475)
Net income (loss)	(162,016)	(2,376)	131,608
Income attributable to non-controlling interests	(139)	(169)	(1,054)
Net income (loss) attributable to Mohegan Tribal Gaming Authority	(162,155)	(2,545)	130,554
Comprehensive income (loss):
Foreign currency translation adjustment	7,303	(18,666)	9,362
Other	(48)	31	0
Other comprehensive income (loss)	7,255	(18,635)	9,362
Other comprehensive (income) loss attributable to non-controlling interests	(399)	940	(7,374)
Other comprehensive income (loss) attributable to Mohegan Tribal Gaming Authority	6,856	(17,695)	1,988
Comprehensive income (loss) attributable to Mohegan Tribal Gaming Authority	(155,299)	(20,240)	132,542
Gaming
Revenues:
Revenues	799,647	936,412	1,162,300
Operating costs and expenses:
Operating costs and expenses	444,875	551,738	655,956
Food and beverage
Revenues:
Revenues	103,678	157,544	88,247
Operating costs and expenses:
Operating costs and expenses	91,662	123,814	41,102
Hotel
Revenues:
Revenues	69,113	97,235	62,378
Operating costs and expenses:
Operating costs and expenses	35,578	42,476	27,756
Retail, entertainment and other
Revenues:
Revenues	142,524	197,619	144,055
Operating costs and expenses:
Operating costs and expenses	$ 54,020	$ 93,335	$ 50,402