The amount of punitive damages awarded.

No definition available.

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- Definition

The number of claims that the Company prevailed after being taken to trial.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

The number of years the company has been the defendant in Respirator Mask/Asbestos Litigation.

+ References

No definition available.

+ Details

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- Definition

Loss Contingency, Number Of Parties Jointly And Severally Liable In Litigation

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No definition available.

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- Definition

Loss Contingency, Number Of Respirators Sold

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

The number of unnamed defendants.

+ References

No definition available.

+ Details

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Namespace Prefix:	mmm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The quarterly fee paid to a co-defendant to retain responsibility, and liability for and indemnify the entity's subsidiary against product liability claims for respirators manufactured prior to July 11, 1995.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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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Data Type:	xbrli:stringItemType
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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
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- Definition

Amount of increase (decrease) in loss contingency liability.

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-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
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-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of cash outflow reducing loss contingency liability.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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Balance Type:	na
Period Type:	duration

- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

+ References

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Data Type:	xbrli:integerItemType
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- Details

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- Details

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Commitments and Contingencies - Respirator (Details) respirator in Millions	1 Months Ended		3 Months Ended					12 Months Ended
	Oct. 31, 2019 USD ($) respirator	Apr. 30, 2018 USD ($) plaintiff	Mar. 31, 2023 USD ($) party	Mar. 31, 2023 USD ($) party plaintiff	Mar. 31, 2023 USD ($) party case	Mar. 31, 2023 USD ($) party lawsuit	Mar. 31, 2023 USD ($) party	Dec. 31, 2022 plaintiff	Dec. 31, 2019 USD ($)	Dec. 31, 2018 lawsuit	Dec. 31, 2021 USD ($)
Respirator Mask/Asbestos Litigation
Loss contingencies
Total number of named claimants \| plaintiff				4,152				4,028
Number of years company has been the defendant in Respirator Mask/Asbestos Litigation			20 years
Number of total claims the Company prevailed after being taken to trial					15	16				2
Accrued loss contingency reserve			$ 553,000,000	$ 553,000,000	$ 553,000,000	$ 553,000,000	$ 553,000,000
Increase (decrease) accrued loss contingency reserve							40,000,000
Payments for fees and settlements related to litigation							11,000,000
Insurance receivables			$ 4,000,000	$ 4,000,000	$ 4,000,000	$ 4,000,000	$ 4,000,000
Respirator Mask/Asbestos Litigation \| Class Action Fairness Act
Loss contingencies
Total number of named claimants \| plaintiff				400
Number of lawsuits filed \| case					2
Respirator Mask/Asbestos Litigation \| State court of California
Loss contingencies
Number of total claims the Company prevailed after being taken to trial \| lawsuit										1
Respirator Mask/Asbestos Litigation \| State court of Kentucky
Loss contingencies
Number of unnamed defendant \| plaintiff		2
Litigation settlement awarded		$ 2,000,000
Amount of punitive damages awarded		$ 63,000,000
Respirator Mask/Asbestos Litigation \| Kentucky and West Virginia
Loss contingencies
Settlement amount paid									$ 340,000,000
Respirator Mask/Asbestos Litigation - State of West Virginia
Loss contingencies
Amount of punitive damages awarded	$ 5,000
Number of additional defendants \| party			2	2	2	2	2
Number of respirators sold \| respirator	5
Accrued loss contingency reserve			$ 0	$ 0	$ 0	$ 0	$ 0
Respirator Mask/Asbestos Litigation - Aearo Technologies
Loss contingencies
Accrued loss contingency reserve											$ 46,000,000
Quarterly fee paid to Cabot to retain responsibility and liability for products manufactured before July 11, 1995							$ 100,000