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v3.19.3.a.u2

Summary of significant accounting policies (Tables) | 12 Months Ended
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Dec. 31, 2019
Accounting Policies [Abstract] |
Schedule of reconciliation cash | The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the consolidated balance sheet that sum to the total of the same amounts shown in the statement of cash flows:
|  | Beginning of period- December 31, 2018 |  | End of period- December 31, 2019
Cash and cash equivalents |  | $ | 169,498 |  |  | $ | 288,028 |
Restricted cash included in deposits and other assets |  | — |  |  | 7,500 |
Total Cash, cash equivalents and restricted cash per statement of cash flows |  | $ | 169,498 |  |  | $ | 295,528 |
Schedule of estimated useful life of related assets | Depreciation is computed starting when the asset is placed into service on a straight-line basis over the estimated useful life of the related asset as follows:
Leasehold improvements | Lesser of useful life or lease term
Computer equipment and software | 3 years
Furniture, fixtures, machinery and lab equipment | 7 years
Schedule of inventory | The following table summarizes the components of the Company’s inventory for the periods indicated:
|  | December 31, 2019 |  | December 31, 2018
Raw materials |  | $ | 874 |  |  | $ | 1,431 |
Work in progress |  | 9,652 |  |  | 9,324 |
Finished goods |  | 8,759 |  |  | 5,362 |
Total inventory |  | $ | 19,285 |  |  | $ | 16,117 |

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