XML 445 R166.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Segment Information - Summary Of General And Administration Of The Company (Parentheticals) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Allocated share based compensation expenses | $ 14.3 | $ 12.7 | $ 31.4 |  | $ 34.2 |  | $ 62.5 | $ 73.4 | $ 70.2
Allocation of Corporate and Shared Employee Share Based Compensation |  |  |  |  |  |  |  |  |
Allocated share based compensation expenses |  |  |  |  |  |  | 15.0 | 26.7 | 19.6
Starz Business of Lions Gate Entertainment Corp |  |  |  |  |  |  |  |  |
Allocated share based compensation expenses |  |  | 13.7 | [1] | 20.3 | [1] | 24.6 | 25.7 | 28.0
Starz Business of Lions Gate Entertainment Corp | Allocation Of Lions Gate Corporate And Shared Employees Share Based Compensation |  |  |  |  |  |  |  |  |
Allocated share based compensation expenses |  |  | $ 0.7 |  | $ 4.5 |  | $ 5.6 | $ 9.7 | $ 7.8
[1] | Included in net earnings (loss) from discontinued operations for the nine months ended December 31, 2024 was share-based compensation expense of $0.3 million (2023 — $1.4 million).

X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=lgfa_AllocationOfCorporateAndSharedEmployeeShareBasedCompensationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=lgfa_StarzBusinessOfLionsGateEntertainmentCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | lgfa_AllocationOfShareBasedCompensationAxis=lgfa_AllocationOfLionsGateCorporateAndSharedEmployeesShareBasedCompensationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |