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Revenue from Contracts with Customers (ASC 606) (Tables) | 9 Months Ended
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Sep. 30, 2020
Revenue from Contract with Customer [Abstract] |
Net Sales from Contracts with Customers | The following table summarizes net sales from contracts with customers for the three and nine months ended September 30, 2020 and 2019:
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, |  | September 30,
|  | 2020 |  | 2019 |  | 2020 |  | 2019
Mobile connectivity product, transferred at point in time |  | $ | 6,671 |  |  | $ | 7,540 |  |  | $ | 18,737 |  |  | $ | 22,536 |
Mobile connectivity product, transferred over time |  | 549 |  |  | 537 |  |  | 1,778 |  |  | 1,507 |
Mobile connectivity service |  | 24,163 |  |  | 23,565 |  |  | 68,950 |  |  | 67,982 |
Inertial navigation product |  | 9,430 |  |  | 6,731 |  |  | 23,178 |  |  | 19,169 |
Inertial navigation service |  | 299 |  |  | 938 |  |  | 1,963 |  |  | 4,223 |
Total net sales |  | $ | 41,112 |  |  | $ | 39,311 |  |  | $ | 114,606 |  |  | $ | 115,417 |

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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=118956577&loc=SL49130545-203045 + Details
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