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Balance Sheet Components (Tables) | 12 Months Ended
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Dec. 31, 2016
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Summary of Inventory | Inventory consisted of the following (in thousands):
|  | December 31, |
|  | 2016 |  |  | 2015 |
Finished goods |  | $ | 4,199 |  |  | $ | 237 |
Work in progress |  |  | 159 |  |  |  | — |
Raw materials |  |  | 1,103 |  |  |  | 529 |
Total inventory |  | $ | 5,461 |  |  | $ | 766 |
Components of Property and Equipment | Property and equipment consisted of the following (in thousands):
|  | December 31, |
|  | 2016 |  |  | 2015 |
Laboratory equipment |  | $ | 5,065 |  |  | $ | 5,022 |
Leasehold improvements |  |  | 5,111 |  |  |  | 4,326 |
Furniture and fixtures |  |  | 825 |  |  |  | 825 |
Computer and office equipment |  |  | 4,661 |  |  |  | 4,125 |
Machinery and equipment |  |  | 1,424 |  |  | — |
|  | $ | 17,086 |  |  | $ | 14,298 |
Less: Accumulated depreciation and amortization |  |  | (14,155 | ) |  |  | (11,873 | )
Property and equipment, net |  | $ | 2,931 |  |  | $ | 2,425 |
Components of Accrued and Other Liabilities | Accrued and other liabilities consisted of the following (in thousands):
|  | December 31, |
|  | 2016 |  |  | 2015 |
Clinical studies |  | $ | 1,375 |  |  | $ | 756 |
Accrued interest payable on debt |  |  | 862 |  |  |  | — |
Professional fees |  |  | 620 |  |  |  | 880 |
Debt financing fees |  |  | 600 |  |  |  | — |
Test sample processing fees |  |  | 524 |  |  |  | 426 |
Accrued overpayments and refunds |  |  | 281 |  |  |  | 163 |
Software implementation costs |  |  | 176 |  |  |  | — |
Deferred rent – current portion |  |  | 374 |  |  |  | 258 |
Capital leases – current portion |  |  | 68 |  |  |  | 71 |
Other accrued expenses |  |  | 440 |  |  |  | 338 |
Total accrued and other liabilities |  | $ | 5,320 |  |  | $ | 2,892 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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