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Revenue from Contracts with Customers | 9 Months Ended
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Sep. 30, 2022
Revenue From Contract With Customer [Abstract] |
Revenue from Contracts with Customers | Note 3. Revenue from Contracts with Customers Disaggregation of Revenue The following table summarizes the Company’s product and service revenue disaggregated by geographic region, which is determined based on customer location, for the three and nine months ended September 30, 2022 and 2021:
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
United States |  | $ | 4,367 |  |  | $ | 3,521 |  |  | $ | 12,434 |  |  | $ | 10,901 |
South Korea |  |  | 74 |  |  |  | 1,165 |  |  |  | 2,170 |  |  |  | 3,353 |
Europe |  |  | 805 |  |  |  | 908 |  |  |  | 3,380 |  |  |  | 2,718 |
Asia (excluding South Korea) |  |  | 932 |  |  |  | 1,278 |  |  |  | 2,483 |  |  |  | 2,453 |
Other |  |  | 98 |  |  |  | 115 |  |  |  | 373 |  |  |  | 276 |
Total 1 |  | $ | 6,276 |  |  | $ | 6,987 |  |  | $ | 20,840 |  |  | $ | 19,701 |
1. The table above does not include lease revenue of $1,472 and $1,285 for three months ended September 30, 2022 and 2021, respectively, and $4,286 and $3,536 for the nine months ended September 30, 2022 and 2021, respectively. Substantially all lease revenue originates from the United States. Refer to Note 5, Leases. Contract Balances The following table provides information about receivables and contract liabilities from contracts with customers:
|  | Classification |  | As of September 30, 2022 |  |  | As of December 31, 2021 |
Accounts receivable, current |  | Accounts receivable, net |  | $ | 3,560 |  |  | $ | 4,638 |
Notes receivable, current |  | Notes receivable, net |  | $ | 126 |  |  | $ | 350 |
Notes receivable, long-term |  | Notes and other receivables, long-term, net |  | $ | — |  |  | $ | 121 |
Contract asset, current |  | Prepaid and other current assets |  | $ | 26 |  |  | $ | — |
Contract asset, long-term |  | Other assets |  | $ | 41 |  |  | $ | — |
Deferred revenue, current |  | Deferred revenue |  | $ | 789 |  |  | $ | 904 |
Deferred revenue, non-current |  | Other long-term liabilities |  | $ | 22 |  |  | $ | 66 |
Contract liability, current |  | Other current liabilities |  | $ | 19 |  |  | $ | — |
Accounts Receivables, Net – Accounts receivables, net, include amounts billed and due from customers. The amounts due are stated at their net estimated realizable value and are classified as current or noncurrent based on the timing of when the Company expects to receive payment. Most customers are on pre-paid or 30-day payment terms, depending on the product purchased. The Company maintains an allowance for expected credit losses to provide for the estimated amount of receivables that will not be collected. The allowance is based upon an assessment of customer credit worthiness, historical payment experience, the age of outstanding receivables, collateral to the extent applicable and reflects the possible impact of current conditions and reasonable forecasts not already reflected in historical loss information. The following table summarizes the activity in the allowance for accounts receivable:
|  | Amount |
Accounts receivable, allowance for credit losses as of December 31, 2021 |  | $ | 47 |
Provision for credit losses |  |  | 1 |
Write-offs |  |  | (17 | )
Accounts receivable, allowance for credit losses as of September 30, 2022 |  | $ | 31 |
Accounts receivable, allowance for credit losses as of December 31, 2020 |  | $ | 19 |
Provision for credit losses |  |  | 9 |
Write-offs |  |  | — |
Accounts receivable, allowance for credit losses as of September 30, 2021 |  | $ | 28 |
Notes Receivables, Net – Notes receivable, net includes amounts billed and due from customers under extended payment terms with a significant financing component. Interest rates on notes receivable range from 5.0% to 5.75%. The Company recorded interest income on notes receivable during the three months ended September 30, 2022 and 2021 of $3 and $8, respectively, and during the nine months ended September 30, 2022 and 2021 of $11 and $27, respectively, in other income, net in the statement of operations. The following table summarizes the activity in the allowance for notes receivable:
|  | Amount |
Notes receivable, allowance for credit losses as of December 31, 2021 |  | $ | 63 |
Provision for credit losses |  |  | (1 | )
Write-offs |  |  | (59 | )
Notes receivable, allowance for credit losses as of September 30, 2022 |  | $ | 3 |
Notes receivable, allowance for credit losses as of December 31, 2020 |  | $ | 18 |
Provision for credit losses |  |  | (6 | )
Write-offs |  |  | — |
Notes receivable, allowance for credit losses as of September 30, 2021 |  | $ | 12 |
Contract Assets – The Company's contract assets represent revenue recognized for performance obligations completed before an unconditional right to payment exists, and therefore invoicing has not yet occurred. The Company classifies contract assets in Prepaid and other current assets in the Company's condensed balance sheets. The following table provides information about contract assets from contracts with customers:
|  | Amount |
Contract assets as of December 31, 2021 |  | $ | — |
Contract assets recognized |  |  | 70 |
Payments received |  |  | (3 | )
Contract assets as of September 30, 2022 |  | $ | 67 |
Contract Liabilities – The Company’s contract liabilities represent services and products sold to customers for which the performance obligation has not been completed by the Company. The Company classifies contract liabilities as current or noncurrent based on the timing of when it expects to recognize revenue. The noncurrent portion of contract liabilities is included in other long-term liabilities in the Company’s condensed balance sheets. The following table provides information about contract liabilities from contracts with customers:
|  | Amount |
Contract liabilities as of December 31, 2021 |  | $ | 970 |
Billings not yet recognized as revenue |  |  | 674 |
Beginning contract liabilities recognized as revenue |  |  | (814 | )
Contract liabilities as of September 30, 2022 |  | $ | 830 |
Contract liabilities as of December 31, 2020 |  | $ | 1,051 |
Billings not yet recognized as revenue |  |  | 784 |
Beginning contract liabilities recognized as revenue |  |  | (826 | )
Contract liabilities as of September 30, 2021 |  | $ | 1,009 |
Transaction Price Allocated to Future Performance Obligations At September 30, 2022, the revenue expected to be recognized in future periods related to performance obligations that are unsatisfied for executed contracts with an original duration of one year or more was approximately $5,200. The Company expects to satisfy its remaining performance obligations by December 31, 2026, with $1,258 to be satisfied by December 31, 2022, $2,570 to be satisfied by December 31, 2023, $812 to be satisfied by December 31, 2024, $487 to be satisfied by December 31, 2025 and $73 to be satisfied thereafter. The Company does not disclose the value of unsatisfied performance obligations for (i) contracts with original expected lengths of one year or less or (ii) contracts for which the Company recognizes revenue at the amount to which it has the right to invoice for the products delivered or services performed.

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- Definition The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -URI https://asc.fasb.org/topic&trid=49130388 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 9 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130550-203045 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 15 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130558-203045 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045 + Details
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