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Segment Reporting (Tables) | 3 Months Ended
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Mar. 31, 2018
Segment Reporting [Abstract] |
Operating Results of Reportable Segments | The following table summarizes the operating results of the Company’s reportable segments (in thousands):
|  | Three Months Ended March 31, |
|  | 2018 |  |  | 2017 |
Total segments |  |  |  |  |  |  |  |
Revenues |  | $ | 14,053 |  |  | $ | 11,584 |
Operating loss |  |  | (5,235 | ) |  |  | (8,544 | )
Depreciation and amortization |  |  | 1,039 |  |  |  | 934 |
Post-Transplant |  |  |  |  |  |  |  |
Revenues-testing and license and other revenue |  | $ | 10,746 |  |  | $ | 7,917 |
Operating loss |  |  | (3,195 | ) |  |  | (5,459 | )
Depreciation and amortization |  |  | 329 |  |  |  | 262 |
Pre-Transplant |  |  |  |  |  |  |  |
Revenues- product revenue |  | $ | 3,307 |  |  | $ | 3,667 |
Operating loss |  |  | (2,040 | ) |  |  | (3,085 | )
Depreciation and amortization |  |  | 710 |  |  |  | 672 |
|  | March 31, 2018 |  |  | December 31, 2017 |
Assets: |  |  |  |  |  |  |  |
Post-Transplant |  | $ | 45,564 |  |  | $ | 48,734 |
Pre-Transplant |  |  | 33,388 |  |  |  | 34,831 |
Total assets |  | $ | 78,952 |  |  | $ | 83,565 |
Reportable Revenues by Geographic Regions | Revenues by geographic regions are based upon the customers’ ship-to address for pre-transplant revenues and the region of testing for post-transplant revenue. The following table summarizes reportable revenues by geographic regions (in thousands):
|  | Three Months Ended March 31, 2018 |  |  | Three Months Ended March 31, 2017 |
|  | Post-Transplant |  |  | Pre-Transplant |  |  | Post-Transplant |  |  | Pre-Transplant |
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  | $ | 10,729 |  |  | $ | 929 |  |  | $ | 7,902 |  |  | $ | 1,000 |
Europe |  |  | 17 |  |  |  | 1,973 |  |  |  | 15 |  |  |  | 2,059 |
Australia |  |  | — |  |  |  | 74 |  |  |  | — |  |  |  | 116 |
Rest of the World |  |  | — |  |  |  | 331 |  |  |  | — |  |  |  | 492 |
Total |  | $ | 10,746 |  |  | $ | 3,307 |  |  | $ | 7,917 |  |  | $ | 3,667 |
Long-Lived Assets Consisting of Property and Equipment, Net by Geographic Regions | The following table summarizes long-lived assets, consisting of property and equipment, net, by geographic regions (in thousands):
|  | March 31, 2018 |  |  | December 31, 2017 |
Long-lived assets: |  |  |  |  |  |  |  |
North America |  | $ | 1,256 |  |  | $ | 1,206 |
Europe |  |  | 713 |  |  |  | 776 |
Australia |  |  | 86 |  |  |  | 93 |
Total |  | $ | 2,055 |  |  | $ | 2,075 |

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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8736-108599 + Details
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