Property and Equipment - Additional Information (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||
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Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
Dec. 31, 2018 |
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Property Plant And Equipment [Line Items] | |||||
Depreciation expense | $ 0.5 | $ 0.4 | $ 1.3 | $ 0.6 | |
Asset retirement obligation | 0.4 | 0.4 | |||
R&D Facility | |||||
Property Plant And Equipment [Line Items] | |||||
Asset retirement obligation, asset | 0.4 | 0.0 | 0.4 | 0.0 | |
Asset retirement obligation | 0.4 | 0.0 | 0.4 | 0.0 | |
cGMP Facility | |||||
Property Plant And Equipment [Line Items] | |||||
Asset retirement obligation, asset | 0.4 | 0.0 | 0.4 | 0.0 | |
Asset retirement obligation | 0.4 | $ 0.0 | 0.4 | $ 0.0 | |
Leasehold Improvements | |||||
Property Plant And Equipment [Line Items] | |||||
Asset retirement obligation, asset | $ 0.9 | $ 0.9 | $ 0.1 |
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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of asset retirement costs previously incurred and capitalized separately from the capitalized amount of the associated long-lived assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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