Fair Value Measurement (Details 1) (USD $)
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Feb. 28, 2013
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Nov. 30, 2012
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Fair Value Measurements Fair Value Hierarchy [Domain]
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Schedule of fair Value of securities | ||
Available-for-sale securities | $ 2,115,099 | $ 2,283,772 |
Quoted market price in active market (Level 1) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 1,367,768 | 1,287,945 |
Quoted market price in active market (Level 2) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 747,331 | 995,827 |
Corporate Obligations [Member] | Fair Value Measurements Fair Value Hierarchy [Domain]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 747,331 | 995,827 |
Corporate Obligations [Member] | Quoted market price in active market (Level 1) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 0 | 0 |
Corporate Obligations [Member] | Quoted market price in active market (Level 2) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 747,331 | 995,827 |
Limited Partnership [Member] | Fair Value Measurements Fair Value Hierarchy [Domain]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 329,720 | 292,680 |
Limited Partnership [Member] | Quoted market price in active market (Level 1) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 329,720 | 292,680 |
Limited Partnership [Member] | Quoted market price in active market (Level 2) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 0 | 0 |
Common Stock [Member] | Fair Value Measurements Fair Value Hierarchy [Domain]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 635,246 | 595,626 |
Common Stock [Member] | Quoted market price in active market (Level 1) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 635,246 | 595,626 |
Common Stock [Member] | Quoted market price in active market (Level 2) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 0 | 0 |
Fixed Income Securities [Member] | Fair Value Measurements Fair Value Hierarchy [Domain]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 402,802 | 399,639 |
Fixed Income Securities [Member] | Quoted market price in active market (Level 1) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | 402,802 | 399,639 |
Fixed Income Securities [Member] | Quoted market price in active market (Level 2) [Member]
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Schedule of fair Value of securities | ||
Available-for-sale securities | $ 0 |