Lease Agreements - Sublease Agreements (Details) - Leased facilities, Berkeley, California - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
Dec. 31, 2019 |
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| Leases | |||
| Lease termination loss | $ 0.4 | ||
| Sublease income | $ 0.0 | $ 0.8 | |
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- Definition Amount of gain (loss) on termination of lease before expiration of lease term. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- Definition Amount of sublease income excluding finance and operating lease expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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