Note 11 - Finance Lease Right-of-use (Details Textual)	Jan. 31, 2020
Casino, Hangar, and Office Space, Three [Member]
Lessee, Finance Lease, Term of Contract	25 years
Casino, Hangar, and Office Space, Four [Member]
Lessee, Finance Lease, Term of Contract	50 years
Casino, Hangar, and Office Space, One [Member]
Lessee, Finance Lease, Term of Contract	2 years
Casino, Hangar, and Office Space, Two [Member]
Lessee, Finance Lease, Term of Contract	5 years