Note 1 - Nature of Business and Significant Accounting Policies (Tables) |
3 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Aug. 31, 2019 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Note 1 - Nature of Business and Significant Accounting Policies (Tables) [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property, Plant and Equipment [Table Text Block] |
Property, plant and equipment consisted of the following at August 31, 2019 and May 31, 2019.
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Disaggregation of Revenue [Table Text Block] |
The following table represents a disaggregation of revenue for the three months ended August 31, 2019 and 2018:
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Estimated Useful LIfe [Member] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Note 1 - Nature of Business and Significant Accounting Policies (Tables) [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property, Plant and Equipment [Table Text Block] |
Property and equipment is recorded at the lower of cost or estimated net recoverable amount, and is depreciated using the straight-line method over its estimated useful life. Property acquired in a business combination is recorded at estimated initial fair value. Property, plant, and equipment are depreciated using the straight-line method based on the lesser of the estimated useful lives of the assets or the lease term based upon the following life expectancy:
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