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Revenue Recognition (Tables) | 3 Months Ended
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Mar. 31, 2021
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue |
| THREE MONTHS ENDED |  |
| MARCH 31 |  |
| 2021 |  | 2020 |  |  |  |
Timing of Revenue Recognition |  |  |  |  |  |  |
Goods transferred at a point in time | $ | 21,378 |  |  | $ | 20,284 |  |  |  |  |
Services transferred over time | 23,727 |  |  | 17,360 |  |  |  |  |
Total revenues | $ | 45,105 |  |  | $ | 37,644 |  |  |  |  |
Contract Balances | The opening and closing balances of the Company’s current and long-term accounts receivable, contract assets and contract liabilities are as follows:
| Contract balances
| Trade accounts receivable, net |  | Contract asset (current) |  | Contract asset (long-term) |  | Contract liability (current) |  | Contract liability (long-term)
Balance, January 1, 2021 | $ | 18,894 |  |  | $ | — |  |  | $ | 4,984 |  |  | $ | 941 |  |  | $ | 3,626 |
Balance, March 31, 2021 | 22,301 |  |  | 3,503 |  |  | 5,078 |  |  | 913 |  |  | 4,267 |
Increase (decrease) | $ | 3,407 |  |  | $ | 3,503 |  |  | $ | 94 |  |  | $ | (28) |  |  | $ | 641 |

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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=121604090&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=121604090&loc=SL49130545-203045 + Details
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- References No definition available. + Details
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