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Share Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Summary of Pre-tax Share-based Compensation Expense | Pre-tax share-based compensation expense reported in the Company’s statements of operations was (in thousands):
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Research and development |  | $ | 589 |  |  | $ | 33 |
Sales, marketing, general and administrative |  |  | 3,120 |  |  |  | 137 |
Total |  | $ | 3,709 |  |  | $ | 170 |
Summary of Stock Option Activity | Stock option activity during the year ended December 31, 2020, excluding the Bonus Option Program described above, was (in thousands, except weighted average exercise price and weighted average contractual life):
|  | Number of Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Contractual Life (Years) |  |  | Aggregate Intrinsic Value |
Outstanding - December 31, 2019 |  |  | 1,916 |  |  | $ | 1.72 |  |  |  | 7.6 |  |  | $ | — |
Granted |  |  | 828 |  |  |  | 2.81 |  |  |  | — |  |  |  | — |
Forfeited/canceled |  |  | (55 | ) |  |  | 0.60 |  |  |  | — |  |  |  | — |
Exercised |  |  | (368 | ) |  |  | 3.65 |  |  |  | — |  |  |  | — |
Outstanding ‑ December 31, 2020 |  |  | 2,321 |  |  | $ | 1.82 |  |  |  | 7.4 |  |  | $ | 42,580 |
Exercisable ‑ December 31, 2020 |  |  | 1,190 |  |  | $ | 2.35 |  |  |  | 6.3 |  |  | $ | 21,194 |
Summary of Weighted Average Assumptions | The fair value of each option grant prior was estimated on the grant date using the Black‑Scholes option pricing model with the following weighted average assumptions for the year ended December 31, 2020:
Risk‑free rate |  |  | 0.34 | %
Expected term (in years) |  |  | 5.73 |
Expected dividend yield |  | —% |
Expected volatility |  |  | 77 | %

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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=115993241&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 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=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 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&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=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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