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Income Taxes - Schedule of Reconciliation of Federal Statutory Income Tax Rate To Effective Income Tax Rate (Details) | 2 Months Ended | 10 Months Ended | 12 Months Ended
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Dec. 31, 2017 | Oct. 31, 2018 | Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2016
Income Tax Disclosure [Abstract] |  |  |  |  |
Statutory federal income tax rate | (34.00%) | (21.00%) | (23.20%) | (34.00%) | (34.00%)
State taxes, net of Federal benefits |  |  | 0.70% | (1.30%) | (0.20%)
Foreign withholding tax |  |  | (0.00%) | 0.10% | 1.10%
Net operating loss expiration and true-ups |  |  | 4.60% | (4.60%) | 3.30%
Nondeductible expenditures |  |  | 1.50% | 1.90% | 0.90%
Change in tax rates |  |  | 201.60% | (0.80%) | (0.30%)
Other, net |  |  | (0.00%) | 0.60% | 0.20%
Valuation allowance |  |  | (191.20%) | 38.20% | 30.10%
Effective income tax rate |  |  | (6.00%) | 0.10% | 1.10%

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