Related Party and Other Financing Transactions - Summary of Related Party and Other Notes Payable (Details) - USD ($)	Jun. 30, 2021	Jun. 30, 2020
Total related party and other notes payable	$ 4,088,000	$ 4,654,000
Note payable - Hilton [Member]
Total related party and other notes payable	2,692,000	3,008,000
Note payable - Interstate [Member]
Total related party and other notes payable	1,396,000	1,646,000
SBA Loans [Member]
Total related party and other notes payable	2,000,000	5,172,000
Other Notes Payable [Member]
Total related party and other notes payable	$ 6,088,000	$ 9,826,000