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Leases - Additional Information (Detail) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 07, 2018 USD ($) ft² | Jul. 31, 2017 USD ($) ft² | Dec. 31, 2019 USD ($)
Lessee Lease Description [Line Items] |  |  |
Laboratory and office space to be leased | ft² |  | 41,346 |
Operating lease annual rent |  | $ 3,100,000 |
Term of lease |  | 10 years |
Tenant improvement investment |  | $ 2,900,000 |
Letter of credit |  | $ 1,000,000 |
Lessee, operating lease, existence of option to extend |  | true | true
Renewal term of lease |  | 5 years |
Lessee, operating lease, existence of option to terminate |  | true |
Agreement expiration date | Dec. 31, 2022 |  |
Cash paid included in operating cash flows |  |  | $ 3,700,000
Total right-of-use asset for finance leases |  |  | $ 900,000
Master Services Agreement | Azzur Group, LLC |  |  |
Lessee Lease Description [Line Items] |  |  |
Access and use of space under agreement | ft² | 700 |  |
Term of agreement | 44 months |  |
Term of prior terminate written notice | 4 months |  |
Maximum |  |  |
Lessee Lease Description [Line Items] |  |  |
Tenant improvement investment |  | $ 6,600,000 |
Estimated project costs | $ 4,800,000 |  |

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- Definition Amount of lessee's right to use underlying asset under finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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