v3.25.2
Net Loss Per Share - Narrative (Details) - shares
3 Months Ended
May 06, 2025
Jun. 30, 2025
Jun. 30, 2024
Anti-dilutive shares issuable [Line Items]      
Anti-dilutive shares excluded from calculation of diluted earnings per share due to net loss (in shares)   2,400,000 4,800,000
Old Lionsgate Class A Shareholders | New Lionsgate Common Shares      
Anti-dilutive shares issuable [Line Items]      
Number of shares issued (in shares) 1.12