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Stock-based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2019
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Schedule of Stock-based Compensation Expense | Stock-based compensation expense for the three months ended March 31, 2019 and 2018 is as follows:
|  | March 31, 2019 |  |  | March 31, 2018 |
Research and development |  | $ | 4 |  |  | $ | 5 |
Sales and marketing |  |  | 11 |  |  | 8 |
General and administrative |  |  | 31 |  |  | 15 |
Cost of revenues |  |  | 1 |  |  | 5 |
|  | $ | 47 |  |  | $ | 33 |
Summary of Stock Option Activity | Stock option activity for the three months ended March 31, 2019 is as follows:
|  |  |  |  |  |  |  |  |  | Weighted average |  |  |  |  |
|  |  |  |  |  | Weighted average |  |  | remaining |  |  | Aggregate |
|  |  |  |  |  | exercise price |  |  | contractual life |  |  | Intrinsic |
|  | Options |  |  | per share |  |  | (in years) |  |  | Value |
Outstanding at January 1, 2019 |  |  | 1,320,197 |  |  | $ | 0.77 |  |  |  | 7.99 |  |  | $ | 8,465 |
Options granted |  |  | — |  |  | $ | — |  |  |  |  |  |  |  |  |
Options exercised |  |  | (54,720 | ) |  | $ | 0.75 |  |  |  |  |  |  |  |  |
Options forfeited |  |  | (3,531 | ) |  | $ | 0.92 |  |  |  |  |  |  |  |  |
Options cancelled |  |  | — |  |  | $ | — |  |  |  |  |  |  |  |  |
Outstanding at March 31, 2019 |  |  | 1,261,946 |  |  | $ | 0.77 |  |  |  | 7.75 |  |  | $ | 12,836 |
Vested and expected to vest at March 31, 2019 (1) |  |  | 1,261,946 |  |  | $ | 0.77 |  |  |  | 7.75 |  |  | $ | 12,836 |
Vested at March 31, 2019 |  |  | 767,573 |  |  | $ | 0.75 |  |  |  | 6.97 |  |  | $ | 7,820 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + 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=109197908&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=109197908&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=109197908&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=109197908&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=109197908&loc=d3e5070-113901 + Details
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