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Stockholder's Equity (Tables) - Service-Based Vesting Condition Options [Member] | 3 Months Ended
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Feb. 28, 2019
Stock Option Activity | Stock option activity for the three months ended February 28, 2019, was as follows:
|  |  |  |  | Weighted |  |  | Weighted Average |  |  |  |
|  |  |  |  | Average |  |  | Remaining |  |  | Aggregate |
|  | Options |  |  | Exercise Price |  |  | Contractual Life (Years) |  |  | Intrinsic Value |
Outstanding at November 30, 2018 |  |  | 1,001,365 |  |  | $ | 2.77 |  |  |  | 3.97 |  |  | $ | 4,580,967 |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  | — |
Exercised |  |  | (2,500 | ) |  |  | 2.28 |  |  |  |  |  |  |  | 14,175 |
Expired/forfeited |  |  | (5,000 | ) |  |  | 2.23 |  |  |  |  |  |  |  | 21,625 |
Outstanding at February 28, 2019 |  |  | 993,865 |  |  | $ | 2.78 |  |  |  | 3.75 |  |  | $ | 3,827,501 |
Exercisable at February 28, 2019 |  |  | 970,821 |  |  | $ | 2.68 |  |  |  | 3.73 |  |  | $ | 3,813,041 |
Significant Option Groups Exercisable Option and its Price and Contractual Life | Significant option groups exercisable at February 28, 2019 and related price and contractual life information are as follows:
|  | Outstanding |  |  | Exercisable |
|  |  |  |  | Weighted Average |  |  |  |  |  |  |  |  |  |
|  |  |  |  | Remaining |  |  | Weighted |  |  |  |  |  | Weighted |
Range of Exercise Prices |  | Outstanding |  |  | Contractual Life (Years) |  |  | Average Exercise Price |  |  | Outstanding |  |  | Average Exercise Price |
$1.01 to $2.00 |  |  | 422,500 |  |  |  | 2.69 |  |  | $ | 1.73 |  |  |  | 422,500 |  |  | $ | 1.73 |
$2.01 to $3.00 |  |  | 267,500 |  |  |  | 2.13 |  |  | $ | 2.72 |  |  |  | 267,500 |  |  | $ | 2.72 |
$3.01 to $4.00 |  |  | 227,229 |  |  |  | 6.92 |  |  | $ | 3.18 |  |  |  | 223,062 |  |  | $ | 3.18 |
$6.01 to $7.00 |  |  | 25,000 |  |  |  | 8.09 |  |  | $ | 6.95 |  |  |  | 23,334 |  |  | $ | 6.98 |
$7.01 to $8.00 |  |  | 51,636 |  |  |  | 4.83 |  |  | $ | 7.85 |  |  |  | 34,425 |  |  | $ | 7.85 |
|  |  | 993,865 |  |  |  | 3.75 |  |  | $ | 2.78 |  |  |  | 970,821 |  |  | $ | 2.68 |
Summary of Non-Vested Options | A summary of the status of the Company’s non-vested options as of February 28, 2019, and changes during the three months ended February 28, 2019, is presented below:
|  |  |  |  | Weighted Average |
|  |  |  |  | Grant-Date |
|  | Options |  |  | Fair Value |
Non-vested at November 30, 2018 |  |  | 40,254 |  |  | $ | 3.06 |
Granted |  |  | — |  |  |  | — |
Vested |  |  | (17,210 | ) |  |  | 3.23 |
Forfeited |  |  | — |  |  |  | — |
Non-vested at February 28, 2019 |  |  | 23,044 |  |  | $ | 2.94 |

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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