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BUSINESS DEVELOPMENT - Narrative (Details) - ISC - Licensing Agreements | Jan. 04, 2019 USD ($) asset
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Schedule Of Asset Acquisition [Line Items] |
Upfront payment | $ 1,700,000
Option to acquire, period subsequent to commercial sale | 4 years
Maximum future purchase price, if circumstances met (not to exceed) | $ 80,000,000.0
Number of assets acquired | asset | 1

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