XML 61 R45.htm IDEA: XBRL DOCUMENT v3.25.2

Commitments and Contingencies (Details) $ in Millions	1 Months Ended	6 Months Ended
	Mar. 31, 2025 item	Jun. 30, 2025 USD ($)
Commitments and Contingencies.
Concorde incentive payments | $		$ 50
Number of teams received incentive payments | item	10

X

- Definition

Amount of incentive payments under concorde agreement.

+ References

No definition available.

+ Details

Name:	lmca_ConcordeAgreementIncentivePayments
Namespace Prefix:	lmca_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents number of teams received incentive payments for signing concorde commercial agreement.

+ References

No definition available.

+ Details

Name:	lmca_ConcordeCommercialAgreementNumberOfTeamsReceivedIncentivePayment
Namespace Prefix:	lmca_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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