Fair Value of Financial Instruments - Summary of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail) - USD ($) |
Aug. 01, 2026 |
Nov. 01, 2025 |
|---|---|---|
| Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] | ||
| Equity securities in a public company | $ 684,503 | $ 583,128 |
| Level 1 [Member] | ||
| Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] | ||
| Equity securities in a public company | 684,503 | 583,128 |
| Level 2 [Member] | ||
| Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] | ||
| Equity securities in a public company | 0 | 0 |
| Level 3 [Member] | ||
| Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] | ||
| Equity securities in a public company | $ 0 | $ 0 |