Debt - Schedule of Long-Term Debt (Detail) - USD ($) $ in Thousands |
Apr. 29, 2018 |
Oct. 29, 2017 |
|---|---|---|
| Extinguishment of Debt [Line Items] | ||
| Less amounts due within one year | $ 0 | $ 50,000 |
| Deferred financing fees | 1,242 | 0 |
| Long-term debt, excluding current portion, net | 48,758 | 0 |
| Short Term Financing Program | ||
| Extinguishment of Debt [Line Items] | ||
| Total | $ 50,000 | $ 50,000 |