XML 123 R101.htm IDEA: XBRL DOCUMENT v3.25.3

Borrowings and Other Secured Financings - Other Secured Financings (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Original maturities:
One year or less	$ 13,373	$ 17,133
Greater than one year	8,068	4,469
Total	21,441	21,602
Transfers of assets accounted for as secured financings	$ 9,479	$ 10,275

X

- Definition

Secured financings with original maturities greater than one year.

+ References

No definition available.

+ Details

Name:	ms_SecuredFinancingsOriginalMaturitiesGreaterThanOneYear
Namespace Prefix:	ms_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Secured financings with original maturities one year or less.

+ References

No definition available.

+ Details

Name:	ms_SecuredFinancingsOriginalMaturitiesOneYearOrLess
Namespace Prefix:	ms_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Definition

Secured financing other than securities sold under agreements to repurchase and securities loaned.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481420/860-30-50-7

+ Details

Name:	us-gaap_OtherSecuredFinancings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Carrying amount of liabilities associated with financial assets accounted for as secured borrowings recognized in the transferor's statement of financial position at the end of each period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481420/860-30-50-1A

+ Details

Name:	us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant