General form of registration statement for all companies including face-amount certificate companies

Note 12 - Income Taxes (Details Textual)

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Note 12 - Income Taxes (Details Textual) - USD ($)
1 Months Ended 2 Months Ended 3 Months Ended 9 Months Ended 11 Months Ended 12 Months Ended
Dec. 05, 2018
Jan. 31, 2019
Jan. 31, 2018
Dec. 31, 2017
Dec. 05, 2018
Oct. 31, 2018
Oct. 31, 2017
Oct. 31, 2016
Income Tax Expense (Benefit), Total $ (4,192,000) $ (2,765,000) $ (13,544,000) $ 267,780 $ 800,540 $ (9,784,120) $ 3,756,658 $ 4,453,541
Effective Income Tax Rate Reconciliation, Percent, Total 15.70% 43.20%       21.00% 35.00%  
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability     13,500,000     $ (15,096,000)    
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount     500,000     451,000    
Tax Cuts and Jobs Act, Decrease in Deferred Tax Liability due to Transition Tax     $ 800,000          
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Transaction Related Costs, Amount $ 1,400,000              
Effective Income Tax Rate Reconciliation, Global Intangible Low Tax Income, Amount   $ 700,000            
Deferred Tax Assets, Net, Total   76,500,000       39,004,853 $ 50,111,326  
Liability for Uncertainty in Income Taxes, Current   $ 0       $ 0