XML 37 R25.htm IDEA: XBRL DOCUMENT
v3.20.2

Stock Option Plan (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Share-based Payment Arrangement [Abstract] |
Schedule of Stock Option Activity | Activity under the Company's stock option plans is set forth below:
|  | Number of Options |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value
Outstanding, December 31, 2019 |  | 1,375,542 |  |  | $ | 8.33 |  |  | 9.16 |  | $ | 23,654 |
Granted |  | 580,731 |  |  | $ | 18.78 |  |  |  |  |
Exercised |  | (47,299) |  |  | $ | 0.27 |  |  |  |  |
Forfeited |  | (222,296) |  |  | $ | 9.84 |  |  |  |  |
Expired |  | (9,678) |  |  | $ | 29.22 |  |  |  |  |
Outstanding, June 30, 2020 |  | 1,677,000 |  |  | $ | 11.85 |  |  | 9.07 |  | $ | 5,820 |
Vested and expected to vest, June 30, 2020 |  | 1,677,000 |  |  | $ | 11.85 |  |  | 9.07 |  | $ | 5,820 |
Options exercisable, June 30, 2020 |  | 219,800 |  |  | $ | 2.42 |  |  | 8.14 |  | $ | 2,430 |
Schedule of Fair Value Assumptions, Stock Options | The fair value of employee stock options was estimated using the following assumptions to determine the fair value of stock options granted:
|  | Three Months Ended June 30, |  |  |  | Six Months Ended June 30, |  |
|  | 2020 |  | 2019 |  | 2020 |  | 2019
Expected volatility |  | 51% |  | 59% |  | 47%-51% |  | 59%
Risk-free interest rate |  | 0.4% |  | 2.6% |  | 0.4%-1.7% |  | 2.6%
Dividend yield |  | — |  | — |  | — |  | —
Expected term (in years) |  | 5.50-6.08 |  | 6.08 |  | 5.50-6.08 |  | 6.08
Schedule of Non-cash Stock-based Compensation Expense | Total non-cash stock-based compensation expense recorded related to options granted in the condensed statement of operations is as follows (in thousands):
|  | Three Months Ended June 30, |  |  |  | Six Months Ended June 30, |  |
|  | 2020 |  | 2019 |  | 2020 |  | 2019
Cost of revenue |  | $ | 6 |  |  | $ | 1 |  |  | $ | 12 |  |  | $ | 2 |
Selling, general and administrative |  | 564 |  |  | 8 |  |  | 986 |  |  | 18 |
Research and development |  | 77 |  |  | 2 |  |  | 80 |  |  | 3 |
Total |  | $ | 647 |  |  | $ | 11 |  |  | $ | 1,078 |  |  | $ | 23 |

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

X
- 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=116856206&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=116856206&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=116856206&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=116856206&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=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration