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v3.3.1.900

Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2014 | Nov. 30, 2015 | Nov. 30, 2014 | Nov. 30, 2013
Accounting Policies [Abstract] |  |  |  |
Cash equivalents | $ 197,700 | $ 342,300 | $ 197,700 |
Restricted Cash and Cash Equivalents | 27,235 | 9,344 | 27,235 |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Impairment of Real Estate | 34,200 | 8,030 | 37,628 | $ 391
Property and equipment amount | 11,831 | 13,100 | 11,831 |
Accumulated depreciation | $ 15,000 | 15,300 | 15,000 |
Depreciation expense |  | 3,411 | 2,420 | 1,857
Advertising costs incurred |  | 33,400 | 30,200 | 25,300
Expensed legal fees |  | $ 11,700 | 10,900 | $ 10,100
Minimum |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Estimated useful life for depreciation of property and equipment |  | 2 years |  |
Maximum |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Estimated useful life for depreciation of property and equipment |  | 10 years |  |
Land [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Impairment of Real Estate |  | $ 0 | $ 26,600 |

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