BALANCE SHEET COMPONENTS: Property and equipment (Details) - USD ($) $ in Thousands |
Nov. 30, 2015 |
Nov. 30, 2014 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | $ 449,053 | $ 365,520 |
| Accumulated Depreciation | (200,426) | (164,717) |
| Property and equipment, net | 248,627 | 200,803 |
| Land [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | 21,581 | 22,402 |
| Equipment, Computers and Software [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | 202,310 | 157,931 |
| Furniture and Fixtures [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | 45,470 | 38,113 |
| Building, Building Improvements and Leasehold improvements[Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | 167,893 | 134,291 |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and Equipment, Gross | $ 11,799 | $ 12,783 |