Note 8 - Goodwill and Intangible Assets (Details Textual) - USD ($) |
1 Months Ended | 2 Months Ended | 3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|---|
Dec. 05, 2018 |
Jan. 31, 2019 |
Jan. 31, 2018 |
Oct. 31, 2018 |
Oct. 31, 2017 |
Oct. 31, 2016 |
|
| Amortization of Intangible Assets, Total | $ 700,000 | $ 4,871,000 | $ 1,900,000 | $ 7,903,732 | $ 7,815,141 | $ 5,673,548 |
| X | ||||||||||
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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