Equipment and Leasehold Improvements (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Oct. 31, 2016 |
Oct. 31, 2015 |
Oct. 31, 2014 |
|
| Equipment and Leasehold Improvements | |||
| Equipment | $ 78,460 | $ 75,492 | |
| Leasehold improvements | 54,884 | 56,364 | |
| Subtotal | 133,344 | 131,856 | |
| Accumulated depreciation and amortization | (88,917) | (86,913) | |
| Equipment and leasehold improvements, net | 44,427 | 44,943 | |
| Depreciation and amortization expense | $ 10,900 | $ 11,400 | $ 10,900 |