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Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2021
Revenue From Contract With Customer [Abstract] |
Schedule of Net Revenue Disaggregate by Product Category | The following table presents the Company’s net revenue disaggregated by product category:
|  | Three Months Ended |  |  | Nine Months Ended |  |  |  |
|  | September 30, |  |  | September 30, |  |  |  |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  |  |
Smartphones |  | $ | 2,800 |  |  | $ | 5,684 |  |  | $ | 11,115 |  |  | $ | 18,040 |  |  |  |
Feature Phones |  |  | 11,396 |  |  |  | 8,323 |  |  |  | 25,735 |  |  |  | 28,059 |  |  |  |
Scanners |  |  | 3 |  |  | — |  |  |  | 1,094 |  |  | — |  |  |  |
Accessories/Other |  |  | 246 |  |  |  | 386 |  |  | 695 |  |  |  | 2,058 |  |  |  |
|  | $ | 14,445 |  |  | $ | 14,393 |  |  | $ | 38,639 |  |  | $ | 48,157 |  |  |  |
Summary of Contract Balances | The following table is a rollforward of contract balances as of September 30, 2021:
|  | Contractual |
|  | Liability |
Balance at, January 1, 2021 |  | $ | 5 |
Recognition of revenue |  |  | (880 | )
Addition to deferred revenue |  |  | 875 |
Balance at, September 30, 2021 |  | $ | — |
Percentage of Total Revenues | Revenue from customers with concentration greater than 10% in the three and nine months ended September 30, 2021, and 2020 accounted for approximately the following percentage of total revenues:
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Customer A |  | 21% |  |  | 11% |  |  | 27% |  |  | * |
Customer B |  | 23% |  |  | 28% |  |  | 24% |  |  | 40% |
Customer C |  | 28% |  |  | 11% |  |  | 13% |  |  | 11% |
Customer D |  | * |  |  | 13% |  |  | * |  |  | 10% |
* | Customer revenue did not exceed 10% in the respective period.

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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