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Stock Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Share-based Compensation Arrangements by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block] |
|  | Number of shares |  |  | Weighted- Average Grant-Date Fair Value |
Unvested at December 31, 2017 |  | 338,662 |  |  | $ | 2.46 |
Vested |  | (64,436 | ) |  | $ | (2.67 | )
Forfeited |  | (154,346 | ) |  | $ | (2.67 | )
Unvested at December 31, 2018 |  |  | 119,880 |  |  | $ | 2.08 |
Granted |  |  | 304,196 |  |  | $ | 2.72 |
Unvested at December 31, 2019 |  |  | 424,076 |  |  | $ | 2.54 |
Granted |  |  | 18,000 |  |  | $ | 2.42 |
Vested |  |  | (15,000 | ) |  | $ | 2.42 |
Unvested at December 31, 2020 |  |  | 427,076 |  |  |  | 2.54 |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | For the Years Ended December 31, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Selling and marketing expenses |  |  | 93,439 |  |  |  | 92,885 |  |  |  | (14,483 | )
General and administrative expenses |  |  | 74,911 |  |  |  | 67,099 |  |  |  | - |
Total charges (reversals) of share-based compensation expenses |  | $ | 168,350 |  |  | $ | 159,984 |  |  | $ | (14,483 | )

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + 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 (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding restricted stock units that are fully vested and expected to vest. Includes, but is not limited to, unvested restricted stock units for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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