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Asset Acquisition, Cash And Equivalents

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Asset Acquisition, Consideration Transferred, Equity Interest Settled, Unvested

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Asset Acquisition, Consideration Transferred, Share-Based Equity Interest Settled

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Asset Acquisition, Deferred Tax Assets

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- Definition

Asset Acquisition, Investments

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Asset Acquisition, Net Liabilities, Other

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- Definition

Collaborative Arrangement, Preferred Stock Investment In Counterparty

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- Definition

Collaborative Arrangement, Rights And Obligations, Maximum Aggregate Contingent Development-Related Payments

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- Definition

Collaborative Arrangement, Rights And Obligations, Maximum Aggregate Regulatory Milestone Payments

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- Definition

Collaborative Arrangement, Rights And Obligations, Maximum Aggregate Sales-Based Milestone Payments

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- Definition

Collaborative Arrangement, Rights And Obligations, Number Of Antibody Drug Conjugates

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Collaborative Arrangement, Rights And Obligations, Terminated, Number Of Antibody Drug Conjugates

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- Definition

Collaborative Arrangement, Stock Investment In Counterparty

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- Definition

Milestone Payment To Be Made to Collaborative Partner

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Option Payment Made to Collaborative Partner

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- Definition

Research and Development Arrangement, Contract to Perform for Others, Additional Funding By Others, Development Costs Subject to Funding

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Research and Development Arrangements, Contract to Perform for Others, Additional Funding by Others, Percentage Of Development Costs

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- Definition

Research and Development Payments Made to a Collaborative Partner

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Research and Development Payments To Be Made to a Collaborative Partner

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- Definition

Upfront Payment Made to Collaborative Partner

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- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
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Amount of transaction cost incurred as part of consideration transferred in asset acquisition.

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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.

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- Definition

The amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Acquisitions, Research Collaborations and License Agreements (Details) $ in Millions	1 Months Ended				3 Months Ended		9 Months Ended		17 Months Ended	20 Months Ended
	Jun. 30, 2023 USD ($)	Feb. 28, 2023 USD ($) antibodyDrugConjugate	Jan. 31, 2023 USD ($)	Oct. 31, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Oct. 31, 2023 USD ($) antibodyDrugConjugate	Dec. 31, 2022 USD ($)	Aug. 31, 2022 USD ($)	Jul. 31, 2022 USD ($)	May 31, 2022 USD ($)
Business Acquisition [Line Items]
Research and development					$ 3,307	$ 4,399	$ 20,904	$ 9,773
Royalty Pharma
Business Acquisition [Line Items]
Compensation earned				$ 50
Additional funding by others, percentage of development costs				50.00%
Additional funding by others, development costs subject to funding				$ 375
Prometheus Biosciences, Inc.
Business Acquisition [Line Items]
Consideration transferred, asset acquisition	$ 11,000
Consideration transferred, to settle share-based equity awards	1,200
Consideration transferred, to settle equity awards, unvested	700
Net assets acquired	877
Cash recorded for asset acquisition	368
Investments recorded for asset acquisition	296
Deferred tax assets recorded for asset acquisition	218
Other net liabilities recorded for asset acquisition	$ 5
Research and development							10,200
Imago Bio Sciences, Inc.
Business Acquisition [Line Items]
Consideration transferred, asset acquisition			$ 1,350
Net assets acquired			219
Research and development							$ 1,200
Asset acquisition costs			60
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement
Business Acquisition [Line Items]
Number of antibody drug conjugates obtained right and obligations \| antibodyDrugConjugate		7
Upfront and milestone payments made to collaborative partner		$ 175				35		35
Eligible future contingent development-related payments (up to)															$ 90
Eligible future contingent regulatory milestone payments (up to)														$ 334
Eligible future contingent sales-based milestone payments (up to)														485	780
Stock investment in counterparty			$ 100
Option payment made to collaborative partner								30
Milestone payment to be made to a collaborative partner					$ 25
Research and development payments made to a collaborative partner									$ 95
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement \| Subsequent Event
Business Acquisition [Line Items]
Number of antibody drug conjugates terminated with collaborative partner \| antibodyDrugConjugate											2
Eligible future contingent development-related payments (up to)											$ 725
Eligible future contingent regulatory milestone payments (up to)											1,950
Eligible future contingent sales-based milestone payments (up to)											$ 3,900
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement \| Development Milestones
Business Acquisition [Line Items]
Eligible future contingent development-related payments (up to)														$ 82
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement \| First Commercial Sale Milestones
Business Acquisition [Line Items]
Eligible future contingent sales-based milestone payments (up to)															$ 290
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement \| Forecast
Business Acquisition [Line Items]
Research and development payments to be made to a collaborative partner										$ 111
Moderna \| Licensing Agreements
Business Acquisition [Line Items]
Upfront and milestone payments made to collaborative partner						250		250
Orna Therapeutics \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement
Business Acquisition [Line Items]
Eligible future contingent development-related payments (up to)													$ 440
Eligible future contingent regulatory milestone payments (up to)													675
Eligible future contingent sales-based milestone payments (up to)													$ 2,400
Preferred stock investment in counterparty												$ 100
Orna Therapeutics \| Licensing Agreements
Business Acquisition [Line Items]
Upfront and milestone payments made to collaborative partner						150		150
Orion Corporation \| Licensing Agreements
Business Acquisition [Line Items]
Upfront and milestone payments made to collaborative partner						$ 290		$ 290