MOHEGAN GAMING ADVISORS, LLC (PROJECT INSPIRE)	6 Months Ended
Mar. 31, 2017
Project Inspire
Schedule of Long-term Development Projects [Line Items]
MOHEGAN GAMING ADVISORS, LLC (PROJECT INSPIRE)	MOHEGAN GAMING ADVISORS, LLC (PROJECT INSPIRE): Mohegan Gaming Advisors, a wholly-owned subsidiary of the Authority, currently holds a 50.19% membership interest in Inspire Integrated Resort, which was formed to pursue gaming opportunities in South Korea. The remaining 49.81% membership interest in Inspire Integrated Resort is held by an unrelated third-party and its affiliates. Inspire Integrated Resort is not a restricted entity of the Authority, and therefore, is not a guarantor of the Authority’s debt obligations. In February 2016, Inspire Integrated Resort was awarded pre-approval for a gaming license to be issued upon the completion of construction of Project Inspire, a proposed integrated resort and casino to be located at Incheon International Airport in South Korea. In August 2016, Inspire Integrated Resort entered into an implementation agreement with the Incheon International Airport Authority for the long-term lease and development of land at the project site adjacent to the airport. Mohegan Gaming Advisors and its partner have each contributed approximately $100.0 million in cash into Project Inspire. As of March 31, 2017 and September 30, 2016, unused contributions, after factoring in the effect of the exchange rate, totaled approximately $195.5 million and $205.8 million, respectively, and were included in non-current assets - restricted cash in the accompanying condensed consolidated balance sheets. As of March 31, 2017 and September 30, 2016, Inspire Integrated Resort had total assets of $204.4 million and $207.6 million, respectively, and total liabilities of $785,000 and $1.3 million, respectively.

MOHEGAN GAMING ADVISORS, LLC (PROJECT INSPIRE):

Mohegan Gaming Advisors, a wholly-owned subsidiary of the Authority, currently holds a 50.19% membership interest in Inspire Integrated Resort, which was formed to pursue gaming opportunities in South Korea. The remaining 49.81% membership interest in Inspire Integrated Resort is held by an unrelated third-party and its affiliates. Inspire Integrated Resort is not a restricted entity of the Authority, and therefore, is not a guarantor of the Authority’s debt obligations.

In February 2016, Inspire Integrated Resort was awarded pre-approval for a gaming license to be issued upon the completion of construction of Project Inspire, a proposed integrated resort and casino to be located at Incheon International Airport in South Korea. In August 2016, Inspire Integrated Resort entered into an implementation agreement with the Incheon International Airport Authority for the long-term lease and development of land at the project site adjacent to the airport.

Mohegan Gaming Advisors and its partner have each contributed approximately $100.0 million in cash into Project Inspire. As of March 31, 2017 and September 30, 2016, unused contributions, after factoring in the effect of the exchange rate, totaled approximately $195.5 million and $205.8 million, respectively, and were included in non-current assets - restricted cash in the accompanying condensed consolidated balance sheets.

As of March 31, 2017 and September 30, 2016, Inspire Integrated Resort had total assets of $204.4 million and $207.6 million, respectively, and total liabilities of $785,000 and $1.3 million, respectively.