Document and Entity Information	9 Months Ended
	Sep. 30, 2022 shares
Document and Entity Information
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Sep. 30, 2022
Entity File Number	001-39920
Entity Registrant Name	LIBERTY MEDIA ACQUISITION CORPORATION
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	85-3809075
Entity Address, Address Line One	12300 Liberty Boulevard
Entity Address, City or Town	Englewood
Entity Address, State or Province	CO
Entity Address, Postal Zip Code	80112
City Area Code	720
Local Phone Number	875-5800
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	true
Entity Central Index Key	0001831992
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q3
Amendment Flag	false
Units, each consisting of one share of Series A common stock and one-fifth of one redeemable warrant
Document and Entity Information
Title of 12(b) Security	Units, each consisting of one share of Series A common stock and one-fifth of one redeemable warrant
Trading Symbol	LMACU
Security Exchange Name	NASDAQ
Series A common stock
Document and Entity Information
Title of 12(b) Security	Series A common stock, par value $0.0001 per share
Trading Symbol	LMACA
Security Exchange Name	NASDAQ
Entity Common Stock, Shares Outstanding	57,500,000
Redeemable warrants, each whole warrant exercisable for one share of Series A common stock at an exercise price
Document and Entity Information
Title of 12(b) Security	Redeemable warrants, each whole warrant exercisable for one share of Series A common stock at an exercise price of $11.50
Trading Symbol	LMACW
Security Exchange Name	NASDAQ
Series F common stock
Document and Entity Information
Entity Common Stock, Shares Outstanding	14,375,000