XML 28 R18.htm IDEA: XBRL DOCUMENT
v3.22.1

Stockholders' Equity | 3 Months Ended
--- | ---
Mar. 31, 2022
Equity [Abstract] |
Stockholders' Equity | 12. Stockholders’ Equity Preferred Stock – Our authorized preferred stock consists of 10,000,000 shares of preferred stock with a par value of $0.001, of which no shares have been issued or are outstanding. Common Stock – Our authorized common stock consists of 200,000,000 shares of common stock with a par value of $0.001, of which 19,045,988 shares were issued and outstanding as of March 31, 2022 and December 31, 2021. Employee Stock Purchase Plan – On September 17, 2014, our stockholders approved our 2014 Employee Stock Purchase Plan (as amended, the “ESPP”). We recorded expense of $11,370 and $4,224 related to the ESPP for the three months ended March 31, 2022 and 2021, respectively. Warrants – The following table summarizes the warrants issued and outstanding as of March 31, 2022:
Warrants Issued and Outstanding as of March 31, 2022 |
|  | Date of |  | Exercise |  |  | Shares of |
Description |  | Issuance |  | Expiration |  |  |  |  | Common Stock |
Exercisable Warrants |  | 10/19/2020 |  | 3/19/2028 |  | $ | 1.50 |  |  |  | 500,000 |
Exercisable Warrants |  | 10/19/2021 |  | 3/19/2028 |  | $ | 1.50 |  |  |  | 350,000 |
Total warrants issued and outstanding |  |  |  |  |  | 850,000 |
Stock Options – We recorded stock option expense of $183,419 and $216,958 for the three months ended March 31, 2022 and 2021, respectively. The following table summarizes the stock option activity for the three months ended March 31, 2022:
|  | Stock Options |
|  |  |  |  |  |  | Weighted- |
|  |  |  |  | Exercise |  | Average |
|  | Number |  |  | Price Per |  | Exercise Price |
|  | of Shares |  |  | Share |  | Per Share |
Outstanding at December 31, 2021 |  |  | 3,280,585 |  |  | $1.17 — $23.20 |  | $ | 2.87 |
Granted |  |  | 58,889 |  |  | $6.06 — $7.20 |  | $ | 6.33 |
Cancelled/Forfeited |  |  | (667 | ) |  | $1.94 — $1.94 |  | $ | 1.94 |
Outstanding at March 31, 2022 |  |  | 3,338,807 |  |  | $1.17 — $23.20 |  | $ | 2.93 |
Deferred Stock Units – Effective September 1, 2019, nonemployee directors can elect to receive all or a portion of their annual retainers in the form of deferred stock units (“DSUs”). The DSUs are recognized at their fair value on the date of grant. Each DSU represents the right to receive one share of our common stock following the completion of a director’s service. During the three months ended March 31, 2022, we granted 1,507 DSUs and recorded director compensation expense of $9,638 related to the grants. In addition, during the three months ended March 31, 2022 we recorded compensation expense of $54,212, which includes an accrual of anticipated bonus expense to be paid in DSUs for certain executive employees. During the three months ended March 31, 2021, we granted 2,845 DSUs and recorded director compensation expense of $8,661 related to the grants. In addition, during the three months ended March 31, 2021, we granted 13,333 DSUs to executive employees and recorded compensation expense of $79,768. We had 199,652 and 198,145 DSUs outstanding at March 31, 2022 and December 31, 2021, respectively.

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 14 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496171-112644 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496171-112644 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 18 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496189-112644 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 18 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496189-112644 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496171-112644 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 18 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496189-112644 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 16 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496180-112644 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
Name: | us-gaap_StockholdersEquityNoteDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration