Programming Content - Additional Information (Details) - Starz Business of Lions Gate Entertainment Corp - USD ($) $ in Millions	12 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Content impairment charges related to restructuring plan initiatives	$ 213.0	$ 87.6
Impairment Charges Related To Direct operating Expenses			$ 33.0

Content impairment charges related to restructuring plan initiatives.

No definition available.

Name:	lgfa_ContentImpairmentChargesRelatedToRestructuringPlanInitiatives
Namespace Prefix:	lgfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration