|
Inventories (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Oct. 31, 2012
|
Oct. 31, 2011
|
Oct. 31, 2010
|
|
| Inventories | |||
| Raw materials | $ 39,678 | $ 45,333 | |
| Work-in-process | 10,736 | 13,851 | |
| Finished goods | 178,210 | 134,998 | |
| Deferred cost of goods sold | 71,484 | 67,665 | |
| Inventories before provision | 300,108 | 261,847 | |
| Provision for excess and obsolescence | (40,010) | (31,771) | (30,767) |
| Total inventories | 260,098 | 230,076 | |
| Reserve for excess and obsolete inventory [Roll Forward] | |||
| Valuation allowance, beginning balance | 31,771 | 30,767 | 24,002 |
| Provisions | 23,438 | 17,334 | 13,696 |
| Disposals | 15,199 | 16,330 | 6,931 |
| Valuation allowance, ending balance | $ 40,010 | $ 31,771 | $ 30,767 |