CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (126.9)	$ (106.9)	$ (8.9)
Foreign currency translation adjustments, net of tax	(6.9)	(1.0)	(2.2)
Net unrealized gain (loss) on cash flow hedges, net of tax	(28.9)	(3.8)	93.5
Comprehensive income (loss)	(162.7)	(111.7)	82.4
Less: Comprehensive income (loss) attributable to noncontrolling interests	(1.6)	13.4	8.6
Comprehensive income (loss) attributable to Lionsgate Studios Corp. shareholders	$ (164.3)	$ (98.3)	$ 91.0