Debt (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
May 04, 2019 |
Feb. 02, 2019 |
Oct. 31, 2018 |
|
| Credit facility [Abstract] | |||
| Number of days where borrowings incurred against facilities | 91 days | 95 days | |
| Average borrowings outstanding | $ 30.9 | $ 45.4 | |
| Maximum borrowings outstanding | $ 35.0 | $ 75.0 | |
| Average interest rate on outstanding borrowings | 4.00% | 3.70% | |
| Available borrowings under credit facilities | $ 74.0 | ||
| Regions LOC [Member] | |||
| Credit facility [Abstract] | |||
| Maximum borrowing capacity under renewed facility | $ 50.0 | ||
| Expiration date of renewed facility | Oct. 31, 2021 | ||
| Regions LOC [Member] | LIBOR [Member] | |||
| Credit facility [Abstract] | |||
| Basis spread on variable interest rate | 1.50% | ||
| Debt instrument, term of variable rate | 1 month | ||
| Bank of America LOC [Member] | |||
| Credit facility [Abstract] | |||
| Maximum borrowing capacity under renewed facility | $ 50.0 | ||
| Expiration date of renewed facility | Oct. 31, 2021 |