Stockholders' Equity (Preferred Stock, Common Stock and Warrants Narrative) (Details) - USD ($)
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1 Months Ended |
12 Months Ended |
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Apr. 10, 2019 |
Nov. 08, 2018 |
Nov. 05, 2018 |
Sep. 06, 2018 |
Jul. 19, 2018 |
Apr. 23, 2018 |
Apr. 29, 2015 |
Dec. 24, 2018 |
Jul. 19, 2018 |
Apr. 23, 2018 |
Apr. 18, 2018 |
Dec. 31, 2017 |
Nov. 30, 2017 |
Jul. 25, 2017 |
May 24, 2017 |
Apr. 30, 2019 |
Apr. 30, 2018 |
Jun. 28, 2019 |
Jun. 07, 2019 |
Jun. 03, 2019 |
Mar. 05, 2019 |
| Stockholders Equity [Line Items] |
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| Preferred stock, shares authorized |
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1,000,000
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1,000,000
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| Percentage of investment amount paid by company |
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1.50%
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| Investment amount paid by company to investors |
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$ 112,500
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| Proceeds from options exercised |
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$ 246,380
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| Common stock, shares issued |
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18,665,551
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18,333,521
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| Common stock issued for acquisition |
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$ 10,215,244
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| Closing price used to value stock |
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$ 8.87
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| Restricted stock issued to consultants, shares |
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5,000
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| Restricted stock issued to consultants, value |
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$ 88,700
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| Shares issued for services rendered |
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88,699
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| Proceeds from issuance of common stock |
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$ 101,502
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| Shares issued price per share |
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$ 7.15
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$ 7.15
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| Common stock issued in equity raise |
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$ 23,023,000
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23,023,000
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| Common stock issued in equity raise, shares |
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3,220,000
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420,000
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2,800,000
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| Cost of stock issuance |
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$ 2,200,000
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| Payment of origination fees |
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$ 29,832
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$ 2,215,730
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| Compensation cost of unvested shares yet to be recognized, period of recognition |
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2 years 6 months
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| Market price of company stock |
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$ 1.86
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| Per share price |
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$ 0.001
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$ 0.001
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| Investor [Member] |
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| Stockholders Equity [Line Items] |
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| Restricted shares granted, value |
$ 122,250
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| Restricted shares granted |
25,000
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| Senior Loans [Member] |
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| Stockholders Equity [Line Items] |
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| Shares granted |
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200,000
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| Secured Debt [Member] |
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| Stockholders Equity [Line Items] |
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| Issuance of common shares for cash, shares |
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3,220,000
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| Shares issued price per share |
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$ 7.15
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| Secured Debt [Member] | Runway Growth Credit Fund [Member] |
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| Stockholders Equity [Line Items] |
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| Debt term |
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4 years
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| Revolving Credit Facility [Member] | Credit Facility Agreement [Member] |
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| Stockholders Equity [Line Items] |
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| Fair value of warrants outstanding |
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$ 255,071
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| Exercise price of warrants |
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$ 5.85
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$ 5.85
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| Common stock issuable from warrants |
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92,049
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92,049
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| Warrant term |
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5 years
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5 years
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| CFO [Member] |
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| Stockholders Equity [Line Items] |
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| Term of award |
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33 months
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| Compensation cost of unvested shares yet to be recognized, period of recognition |
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5 years
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| Director [Member] |
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| Stockholders Equity [Line Items] |
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| Term of award |
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36 months
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| Board [Member] |
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| Stockholders Equity [Line Items] |
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| Shares granted |
50,000
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| Former Director [Member] |
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| Stockholders Equity [Line Items] |
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| Common stock, shares issued |
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9,806
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| Chairman and Chief Executive Officer [Member] |
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| Stockholders Equity [Line Items] |
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| Common stock, shares issued |
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9,597
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| Compensation cost of unvested shares yet to be recognized, period of recognition |
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5 years
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| Warrant Transaction One [Member] |
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| Stockholders Equity [Line Items] |
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| Stock issued during period from exercise of warrants |
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111,666
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171,962
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| Warrant Transaction Two [Member] |
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| Stockholders Equity [Line Items] |
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| Stock issued during period from exercise of warrants |
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119,594
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87,775
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| Proceeds from exercise of warrants |
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$ 218,323
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$ 246,380
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| Warrant Transaction Three [Member] |
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| Stockholders Equity [Line Items] |
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| Stock issued during period from exercise of warrants |
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56,910
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136,563
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| Proceeds from exercise of warrants |
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$ 128,201
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$ 475,825
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| Warrant Transaction Four [Member] |
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| Stockholders Equity [Line Items] |
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| Stock issued during period from exercise of warrants |
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43,860
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| Proceeds from exercise of warrants |
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$ 100,000
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| Restricted Stock [Member] |
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| Stockholders Equity [Line Items] |
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| Award vesting period |
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36 months
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| Compensation cost of unvested shares yet to be recognized |
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$ 340,000
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| Restricted shares granted, value |
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$ 24,672
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| Shares granted |
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24,672
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| Vesting period |
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The restricted shares shall vest in three equal annual increments on December 24, 2019, December 24, 2020 and December 24, 2021.
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| Shares vesting during period |
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10,556
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| Nonvested shares outstanding |
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64,116
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| Restricted Stock [Member] | Investor [Member] |
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| Stockholders Equity [Line Items] |
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| Shares issued price per share |
$ 4.89
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| Number of shares vested |
5,000
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| Restricted Stock [Member] | CFO [Member] |
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| Stockholders Equity [Line Items] |
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| Restricted shares granted |
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25,000
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| Award vesting period |
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36 months
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| Compensation cost of unvested shares yet to be recognized |
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$ 180,000
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| Compensation cost of unvested shares yet to be recognized, period of recognition |
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36 months
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| Market price of company stock |
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$ 7.15
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| Restricted Stock [Member] | Director [Member] |
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| Stockholders Equity [Line Items] |
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| Officers compensation |
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$ 35,000
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| Warrant [Member] |
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| Stockholders Equity [Line Items] |
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| Warrants granted |
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342,049
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| Warrant [Member] | Secured Debt [Member] | Runway Growth Credit Fund [Member] |
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| Stockholders Equity [Line Items] |
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| Warrants granted |
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224,174
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| Warrants granted, exercise price |
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|
|
|
|
|
|
|
|
|
|
|
|
$ 6.87
|
|
|
|
|
|
|
|
| Term of award |
|
|
|
|
|
|
|
|
|
|
|
|
|
5 years
|
|
|
|
|
|
|
|
| Educacion Significativa, LLC [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stock consideration |
|
|
|
|
|
|
|
|
|
|
|
1,203,209
|
|
|
|
|
|
|
|
|
|
| Common stock issued for acquisition |
|
|
|
|
|
|
|
|
|
|
|
$ 10,215,244
|
|
|
|
|
|
|
|
|
|
| Closing price used to value stock |
|
|
|
|
|
|
|
|
|
|
|
|
$ 8.49
|
|
|
|
|
|
|
|
|
| Common Stock [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock issued from exercise of stock options |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
56,910
|
136,563
|
|
|
|
|
| Common stock, shares issued |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
259,737
|
|
|
|
|
|
| Stock consideration |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,203,209
|
|
|
|
|
| Common stock issued for acquisition |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 1,203
|
|
|
|
|
| Shares issued for services rendered |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 10
|
|
|
|
|
| Shares issued for services rendered, shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10,000
|
|
|
|
|
| Proceeds from issuance of common stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 455,387
|
|
|
|
|
| Shares issued price per share |
|
|
|
|
$ 7.40
|
|
|
|
$ 7.40
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock issued in equity raise |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 3,220
|
|
|
|
|
| Common stock issued in equity raise, shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3,220,000
|
|
|
|
|
| Treasury stock repurchased |
|
|
|
|
1,000,000
|
|
|
|
1,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| Per share price |
|
|
|
|
$ 7.40
|
|
|
|
$ 7.40
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stock issuance costs paid by third parties |
|
|
|
|
|
|
|
|
$ 30,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common Stock [Member] | Warrant Transaction Four [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stock issued during period from exercise of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
43,860
|
|
|
|
|
|
| Common Stock [Member] | Maximum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred stock, shares authorized |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
250,000,000
|
|
|
|
| Common Stock [Member] | Minimum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred stock, shares authorized |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
40,000,000
|
|
|
|
| Preferred Stock [Member] | Maximum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred stock, shares authorized |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,000,000
|
|
|
|
| Preferred Stock [Member] | Minimum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred stock, shares authorized |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,000,000
|
|
|
|
| Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock issued from exercise of stock options |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
262,183
|
|
|
|
|
|
| Common stock, shares issued |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
119,594
|
|
|
|
|
|
| Warrants granted |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
398,526
|
|
|
|
|
| Proceeds from exercise of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 100,000
|
|
|
|
|
|
| Issuance of common shares for cash |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 43,860
|
|
|
|
|
|
| Warrant [Member] | Cashless Exercise of Stock Options [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock issued from exercise of stock options |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
218,323
|
|
|
|
|
|
| Warrant [Member] | Former Director [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stockholders Equity [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, shares issued |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
21,930
|
|