Note 12 - Income Taxes - Effective Income Tax Rate Reconciliation (Details) (Parentheticals) |
1 Months Ended | 11 Months Ended | 12 Months Ended | 24 Months Ended |
|---|---|---|---|---|
Dec. 05, 2018 |
Oct. 31, 2019 |
Oct. 31, 2020 |
Oct. 31, 2017 |
|
| Statutory income tax rate | 21.00% | 21.00% | 21.00% | 34.00% |
| X | ||||||||||
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|