Restricted Cash and Short-Term Investments - Additional Information (Detail) - Restricted cash and short-term investments - USD ($) $ in Millions |
Jan. 31, 2016 |
Nov. 01, 2015 |
|---|---|---|
| Restricted Cash and Cash Equivalents Items [Line Items] | ||
| Restricted cash | $ 10.8 | $ 9.3 |
| Short-term investments | 3.9 | 4.8 |
| Short-Term Credit Facility | ||
| Restricted Cash and Cash Equivalents Items [Line Items] | ||
| Restricted as collateral | $ 1.9 | $ 0.9 |