XML 75 R65.htm IDEA: XBRL DOCUMENT v3.21.2

Contingencies and commitments (Details)	Oct. 12, 2021 patent	Sep. 28, 2021 patent	Oct. 26, 2021 claim
Otezla ANDA Patent Litigation [Member]
Loss Contingencies [Line Items]
Gain Contingency, Patents Found Infringed upon, Number		3
Subsequent Event [Member] | Novartis Pharma AG
Loss Contingencies [Line Items]
Loss Contingency, Pending Claims, Number | claim			2
Subsequent Event [Member] | Otezla ANDA Patent Litigation [Member]
Loss Contingencies [Line Items]
Gain Contingency, Patents Found Infringed upon, Number	3

X

- Definition

Number of entity's patents that another entity was found to have infringed.

+ References

No definition available.

+ Details

Name:	us-gaap_GainContingencyPatentsFoundInfringedUponNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- 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

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

+ Details

Name:	us-gaap_LossContingencyPendingClaimsNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	srt_LitigationCaseAxis=amgn_OtezlaANDAPatentLitigationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_LitigationCaseAxis=amgn_NovartisPharmaAGMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: