XML 60 R25.htm IDEA: XBRL DOCUMENT
v3.20.1

Stock Option Plan (Tables) | 3 Months Ended
--- | ---
Mar. 31, 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 |  | 514,131 |  |  | $ | 19.51 |  |  |  |  |
Exercised |  | (43,700) |  |  | $ | 0.26 |  |  |  |  |
Forfeited |  | (215,542) |  |  | $ | 9.73 |  |  |  |  |
Expired |  | (417) |  |  | $ | 19.04 |  |  |  |  |
Outstanding, March 31, 2020 |  | 1,630,014 |  |  | $ | 11.88 |  |  | 9.22 |  | $ | 9,324 |
Vested and expected to vest, March 31, 2020 |  | 1,630,014 |  |  | $ | 11.88 |  |  | 9.22 |  | $ | 9,324 |
Options exercisable, March 31, 2020 |  | 199,168 |  |  | $ | 3.77 |  |  | 7.90 |  | $ | 2,740 |
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 March 31, |  |  |  |  |  |
|  | 2020 |  | 2019 |  |  |  |
Expected volatility |  | 47%-50% |  | 59% |  |  |  |
Risk-free interest rate |  | 0.6%-1.7% |  | 2.6% |  |  |  |
Dividend yield |  | — |  | — |  |  |  |
Expected term (in years) |  | 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 March 31, |  |  |  |  |  |
|  | 2020 |  | 2019 |  |  |  |
Cost of revenue |  | $ | 6 |  |  | $ | 1 |  |  |  |  |
Selling, general and administrative |  | 422 |  |  | 10 |  |  |  |  |
Research and development |  | 3 |  |  | 1 |  |  |  |  |
Total |  | $ | 431 |  |  | $ | 12 |  |  |  |  |

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