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Revenue Recognition - Summary of Balances and Activities Deferred Revenue Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Deferred Revenue Arrangement [Line Items] |  |  |
Balance at Beginning of Period |  | $ 349,864 |
Balance at End of Period |  | 0 | $ 349,864
CpG 1018 |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |
Balance at Beginning of Period |  | 349,864 | 38,212
Additions | [1] | 45,596 | 371,860
Subtractions | [2] | (45,955) | (21,996)
Revenue recognized in the current period included in deferred revenue balance at the beginning of the period |  | 349,505 | 38,212
Balance at End of Period |  | 0 | 349,864
CpG 1018 | Long-term Deferred Revenue |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |
Balance at Beginning of Period |  | 5,385 | 0
Additions | [1] | 6,582 | 168,467
Subtractions | [2] | (11,967) | (163,082)
Revenue recognized in the current period included in deferred revenue balance at the beginning of the period |  | 0 | 0
Balance at End of Period |  | $ 0 | $ 5,385
[1] | Additions are primarily payments received or invoices issued before we satisfy our performance obligations.
[2] | Subtractions are primarily revenues recognized in the period and reclassification from long-term deferred revenue to CEPI accrual.

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- Definition Deferred revenue subtractions. + References No definition available. + Details
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- Definition Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(26)(c)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an Entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. + References No definition available. + Details
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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. + References No definition available. + Details
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- Definition Amount of revenue recognized that was previously reported as deferred or unearned revenue. + References No definition available. + Details
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- Details
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