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Fair Value Measurements (Quantitative Information about Unobservable Inputs) (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2015 | Nov. 30, 2016 | Aug. 31, 2016 | Nov. 30, 2015 | May 31, 2015 | Nov. 30, 2016 | Nov. 30, 2015 | Nov. 30, 2014 | May 13, 2014
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Changes in fair value of contingent consideration obligation |  |  |  |  |  | $ 0 | $ (1,508,000) | $ 89,000 |
Payment of contingent consideration | $ 200,000 |  |  |  |  | 0 | 209,000 | 210,000 |
Impairment of goodwill |  |  |  |  |  | 92,000,000 | 0 | 0 |
Impairment of goodwill and long-lived assets |  |  |  |  |  | 97,051,000 | 4,962,000 | $ 0 |
Modulus [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Changes in fair value of contingent consideration obligation |  |  |  |  |  | (1,500,000) | 1,500,000 |  |
Contingent consideration liability |  |  |  |  |  |  |  |  | $ 2,500,000
Modulus [Member] | Contingent Consideration [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Contingent consideration liability |  |  |  | $ 0 |  |  | $ 0 |  |
Probability milestones associated with contingent consideration will be achieved, year 2 (as a percent) |  |  |  |  |  |  | 0.00% |  |
Nonrecurring Basis [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Impairment of goodwill and long-lived assets |  |  |  | $ 1,000,000 | $ 4,000,000 |  |  |  |
Nonrecurring Basis [Member] | Level 3 [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Impairment of goodwill and long-lived assets |  |  |  |  |  |  | $ 4,962,000 |  |
Application Development and Deployment [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Impairment of goodwill |  | $ 92,000,000 |  |  |  | 92,000,000 |  |  |
Application Development and Deployment [Member] | Nonrecurring Basis [Member] | Level 3 [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Impairment of goodwill |  | $ 92,000,000 |  |  |  | $ 92,000,000 |  |  |
Purchased Technology [Member] | Nonrecurring Basis [Member] | Modulus [Member] |  |  |  |  |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |  |  |  |  |  |  |
Impairment of goodwill and long-lived assets |  |  | $ 5,100,000 |  |  |  |  |  |

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