Consolidated Statements of Equity (Deficit) - USD ($) shares in Millions, $ in Millions	Total	Lions Gate Entertainment Corp.	Common Shares	Accumulated Deficit	Accumulated Deficit Lions Gate Entertainment Corp.	Accumulated Other Comprehensive Income	Accumulated Other Comprehensive Income Lions Gate Entertainment Corp.	Total Lionsgate Studios Corp. Equity (Deficit)	Total Lionsgate Studios Corp. Equity (Deficit) Lions Gate Entertainment Corp.	Non-controlling Interests	[1]	Non-controlling Interests Lions Gate Entertainment Corp.	[2]	Old Lions Gate Class A Voting Shares Common Shares Lions Gate Entertainment Corp.	Old Lions Gate Class B Non-Voting Shares Common Shares Lions Gate Entertainment Corp.
Beginning balance (in shares) at Mar. 31, 2022			253.4											83.3	142.0
Beginning balance at Mar. 31, 2022	$ (259.5)	$ 2,683.4	$ 0.0	$ (271.5)	$ (369.7)	$ 10.2	$ 29.3	$ (261.3)	$ 2,681.6	$ 1.8		$ 1.8		$ 668.2	$ 2,353.8
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Options exercised or restricted stock or RSUs vested (in shares)															0.4
Exercise of stock options		3.8							3.8						$ 3.8
Share-based compensation, net of share cancellations for taxes (in shares)														0.2	3.5
Share-based compensation, net of share cancellations for taxes		76.9							76.9					$ 3.8	$ 73.1
Issuance of common shares		0.5							0.5					$ 0.3	$ 0.2
Noncontrolling interests	(0.9)	(0.9)								(0.9)		(0.9)
Net loss	0.3	(2,009.6)		(0.3)	(2,010.2)			(0.3)	(2,010.2)	0.6		0.6
Other comprehensive income (loss)	91.3	91.6				91.3	91.6	91.3	91.6
Redeemable noncontrolling interests adjustments		(59.7)			(59.7)				(59.7)
Ending balance (in shares) at Mar. 31, 2023			253.4											83.5	145.9
Ending balance at Mar. 31, 2023	(778.9)	786.0	$ 0.0	(881.9)	(2,439.6)	101.5	120.9	(780.4)	784.5	1.5		1.5		$ 672.3	$ 2,430.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options		0.5							0.5						$ 0.5
Share-based compensation, net of share cancellations for taxes (in shares)															5.8
Share-based compensation, net of share cancellations for taxes		43.3							43.3					$ 0.8	$ 42.5
Number of shares issued (in shares)														0.1
Issuance of common shares		1.0							1.0					$ 0.5	$ 0.5
Noncontrolling interests	(0.8)	(0.8)								(0.8)		(0.8)
Net loss	(92.0)	(1,101.4)		(93.5)	(1,102.9)			(93.5)	(1,102.9)	1.5		1.5
Other comprehensive income (loss)	(4.8)	(4.9)				(4.8)	(4.9)	(4.8)	(4.9)
Redeemable noncontrolling interests adjustments		(34.2)			(34.2)				(34.2)
Ending balance (in shares) at Mar. 31, 2024			253.4											83.6	151.7
Ending balance at Mar. 31, 2024	(1,150.2)	(310.5)	$ 0.0	(1,249.1)	(3,576.7)	96.7	116.0	(1,152.4)	(312.7)	2.2		2.2		$ 673.6	$ 2,474.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Options exercised or restricted stock or RSUs vested (in shares)															0.1
Exercise of stock options		0.7							0.7						$ 0.7
Share-based compensation, net of share cancellations for taxes (in shares)														0.1	5.0
Share-based compensation, net of share cancellations for taxes	33.7	47.7	$ 33.7					33.7	47.7					$ 0.9	$ 46.8
Issuance of common shares		0.4							0.4					$ 0.2	$ 0.2
Sale of noncontrolling interest in Legacy Lionsgate Studios Corp. (see Note 2)		278.2			389.7		(11.3)		378.4			(100.2)
Noncontrolling interests	33.6	33.6								33.6		33.6
Distributions to noncontrolling interests	(10.3)	(10.2)								(10.3)		(10.2)
Net loss	(125.2)	(371.9)		(128.5)	(362.0)			(128.5)	(362.0)	3.3		(9.9)
Other comprehensive income (loss)	(35.8)	(35.6)				(35.8)	(32.1)	(35.8)	(32.1)			(3.5)
Redeemable noncontrolling interests adjustments		14.9			14.9				14.9
Ending balance (in shares) at Mar. 31, 2025			288.7											83.7	156.8
Ending balance at Mar. 31, 2025	$ (1,016.6)	$ (352.7)	$ 311.9	$ (1,418.2)	$ (3,534.1)	$ 60.9	$ 72.6	$ (1,045.4)	$ (264.7)	$ 28.8		$ (88.0)		$ 674.7	$ 2,522.1

[1] Excludes redeemable noncontrolling interests, which are reflected in temporary equity (see Note 12).

[2] Excludes redeemable noncontrolling interests, which are reflected in temporary equity (see Note 11).