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Other Financial Information | 3 Months Ended
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Mar. 31, 2020
Other Financial Information [Abstract] |
Other Financial Information | Other Financial Information Prepaid Expenses and Other Current Assets Prepaid expenses and other current assets consist of the following (in thousands):
|  | March 31, 2020 |  | December 31, 2019 |
Diagnostic testing supplies |  | $ | 1,299 |  |  | $ | 1,427 |  |
Prepaid product royalties |  | 110 |  |  | 123 |  |
Prepaid maintenance and insurance contracts |  | 1,651 |  |  | 1,768 |  |
Other prepaid assets |  | 24 |  |  | 133 |  |
Prepaid and other current assets |  | $ | 3,084 |  |  | $ | 3,451 |  |
Property and Equipment Property and equipment consist of the following (in thousands):
|  | March 31, 2020 |  | December 31, 2019 |
Furniture and fixtures |  | $ | 32 |  |  | $ | 25 |  |
Laboratory equipment |  | 2,501 |  |  | 2,228 |  |
Computer equipment and software |  | 891 |  |  | 851 |  |
Leasehold improvements |  | 424 |  |  | 424 |  |
Construction in progress |  | 49 |  |  | 247 |  |
Total property and equipment |  | 3,897 |  |  | 3,775 |  |
Less: accumulated depreciation and amortization |  | (2,521) |  |  | (2,395) |  |
Property and equipment, net |  | $ | 1,376 |  |  | $ | 1,380 |  |
Depreciation and amortization expense for the three months ended March 31, 2020 and 2019 was approximately $0.1 million and $0.2 million, respectively. At March 31, 2020 and December 31, 2019, the gross book value of assets under capital lease was $1.1 million and $0.8 million, respectively, and is classified in "Laboratory equipment" in the table above. Accrued Liabilities Accrued liabilities consist of the following (in thousands):
|  | March 31, 2020 |  | December 31, 2019 |
Accrued payroll and related expenses |  | $ | 2,733 |  |  | $ | 2,362 |  |
Accrued interest |  | 145 |  |  | 145 |  |
Accrued purchases of goods and services |  | 282 |  |  | 319 |  |
Accrued royalties |  | 407 |  |  | 727 |  |
Accrued clinical study activity |  | 50 |  |  | 40 |  |
Capital lease obligations, current portion |  | 241 |  |  | 238 |  |
Other accrued liabilities |  | 905 |  |  | 588 |  |
Accrued liabilities |  | $ | 4,763 |  |  | $ | 4,419 |  |

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- Definition Prepaid Expenses and Other Current Assets; Property, Plant and Equipment; and Accrued Liabilities + References No definition available. + Details
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