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Revenues | 12 Months Ended
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Dec. 31, 2020
Revenue from Contract with Customer [Abstract] |
Revenues | Revenues Disaggregation of Revenues The following table summarizes the Company’s revenues disaggregated by revenue type for the years ended December 31, 2020, 2019, and 2018:
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
| (In thousands)
Connected devices, software licenses, and other | $ | 560,368 |  |  | $ | 573,844 |  |  | $ | 483,414 |
Technical services | 202,383 |  |  | 194,183 |  |  | 183,202 |
Consumables | 75,663 |  |  | 85,758 |  |  | 86,182 |
SaaS, subscription software, and technology-enabled services | 53,794 |  |  | 43,242 |  |  | 34,511 |
Total revenues | $ | 892,208 |  |  | $ | 897,027 |  |  | $ | 787,309 |
The following table summarizes the Company’s revenues disaggregated by geographic region, which is determined based on customer location, for the years ended December 31, 2020, 2019, and 2018:
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
| (In thousands)
United States | $ | 797,602 |  | $ | 806,900 |  | $ | 685,881
Rest of world (1) | 94,606 |  | 90,127 |  | 101,428
Total revenues | $ | 892,208 |  | $ | 897,027 |  | $ | 787,309
_________________________________________________ (1) No individual country represented more than 10% of total revenues. Contract Assets and Contract Liabilities The following table reflects the Company’s contract assets and contract liabilities:
| December 31,
| 2020 |  | 2019
| (In thousands)
Short-term unbilled receivables, net (1) | $ | 13,895 |  |  | $ | 11,707 |
Long-term unbilled receivables, net (2) | 17,205 |  |  | 12,260 |
Total contract assets | $ | 31,100 |  |  | $ | 23,967 |
Short-term deferred revenues, net | $ | 100,053 |  |  | $ | 90,894 |
Long-term deferred revenues | 5,673 |  |  | 7,083 |
Total contract liabilities | $ | 105,726 |  |  | $ | 97,977 |
_________________________________________________ (1) Included in accounts receivable and unbilled receivables in the Consolidated Balance Sheets. (2) Included in other long-term assets in the Consolidated Balance Sheets. Short-term deferred revenues of $100.1 million and $90.9 million include deferred revenues from product sales and service contracts, net of deferred cost of sales of $21.0 million and $13.1 million, as of December 31, 2020 and 2019, respectively. The short-term deferred revenues from product sales relate to delivered and invoiced products, pending installation and acceptance, expected to occur within the next twelve months. During the year ended December 31, 2020, the Company recognized revenues of $84.0 million that were included in the corresponding gross short-term deferred revenue balance of $104.0 million as of December 31, 2019. Long-term deferred revenues include deferred revenues from service contracts of $5.7 million and $7.1 million as of December 31, 2020 and 2019, respectively. Remaining performance obligations primarily relate to maintenance contracts and are recognized ratably over the remaining term of the contract, generally not more than five years. Significant Customers There were no customers that accounted for more than 10% of the Company’s total revenues for the years ended December 31, 2020, 2019, and 2018. Also, there were no customers that accounted for more than 10% of the Company’s accounts receivable balance as of December 31, 2020 and 2019.

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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 http://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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&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 http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045 + Details
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