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Revenues (Tables) | 12 Months Ended
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Dec. 31, 2020
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenues by Revenue Type and Geographic Region | 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 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.

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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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