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Property and Equipment, Net - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 17,358 |  | $ 7,654
Less: Accumulated depreciation and amortization | (5,963) |  | (4,864)
Property and equipment, net | 11,395 | $ 11,395 | 2,790
Laboratory Equipment |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 5,502 |  | 4,350
Useful life (in years) | 3 years |  |
Leasehold Improvements |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 1,614 |  | 1,427
Useful life (in years) | Lesser of useful life or lease term |  |
Furniture and Fixtures |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 303 |  | 524
Useful life (in years) | 3 years |  |
Construction In Progress |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 9,402 |  | 1,090
Computer Equipment |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 217 |  | 93
Useful life (in years) | 3 years |  |
Software |  |  |
Property Plant And Equipment [Line Items] |  |  |
Total property and equipment | $ 320 |  | $ 170
Useful life (in years) | 3 years |  |

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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68071081&loc=d3e1205-110223 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=120391452&loc=d3e13212-122682 + Details
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