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Note 3 - Summary of Property and Equipment Acquired (Details)
$ in Thousands
Jul. 31, 2015
USD ($)
Sartini Gaming [Member] | Land [Member]  
Property and equipment $ 12,470
Sartini Gaming [Member] | Land Improvements [Member] | Minimum [Member]  
Property and equipment, useful lives 5 years
Sartini Gaming [Member] | Land Improvements [Member] | Maximum [Member]  
Property and equipment, useful lives 14 years
Sartini Gaming [Member] | Land Improvements [Member]  
Property and equipment $ 4,030
Sartini Gaming [Member] | Building and Building Improvements [Member] | Minimum [Member]  
Property and equipment, useful lives 19 years
Sartini Gaming [Member] | Building and Building Improvements [Member] | Maximum [Member]  
Property and equipment, useful lives 25 years
Sartini Gaming [Member] | Building and Building Improvements [Member]  
Property and equipment $ 21,310
Sartini Gaming [Member] | Leasehold Improvements [Member] | Minimum [Member]  
Property and equipment, useful lives 1 year
Sartini Gaming [Member] | Leasehold Improvements [Member] | Maximum [Member]  
Property and equipment, useful lives 28 years
Sartini Gaming [Member] | Leasehold Improvements [Member]  
Property and equipment $ 20,793
Sartini Gaming [Member] | Furniture and Fixtures [Member] | Minimum [Member]  
Property and equipment, useful lives 1 year
Sartini Gaming [Member] | Furniture and Fixtures [Member] | Maximum [Member]  
Property and equipment, useful lives 11 years
Sartini Gaming [Member] | Furniture and Fixtures [Member]  
Property and equipment $ 22,866
Sartini Gaming [Member] | Construction in Progress [Member]  
Property and equipment 2,635
Sartini Gaming [Member]  
Property and equipment $ 84,104