CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Zynga Inc	Gearbox	Common Stock	Common Stock Zynga Inc	Common Stock Gearbox	Additional Paid-in Capital	Additional Paid-in Capital Zynga Inc	Additional Paid-in Capital Gearbox	Treasury Stock	Retained Earnings/(Accumulated Deficit)	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Mar. 31, 2024				194.5
Beginning balance at Mar. 31, 2024	$ 5,667.9			$ 1.9			$ 9,371.6			$ (1,020.6)	$ (2,579.9)	$ (105.1)
Beginning balance (in shares) at Mar. 31, 2024										(23.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(627.5)										(627.5)
Change in cumulative foreign currency translation adjustment	66.2											66.2
Stock-based compensation	203.5						203.5
Employee share purchase plan settlement (in shares)				0.2
Employee share purchase plan settlement	23.3						23.3
Issuance of shares related to acquisition (in shares)					0.1	2.8
Issuance of shares related to acquisition		$ 16.0	$ 448.6					$ 16.0	$ 448.6
Issuance of restricted stock, net of forfeitures and cancellations (in shares)				1.6
Other changes, net	0.5			$ 0.1			0.4
Ending balance (in shares) at Sep. 30, 2024				199.2
Ending balance at Sep. 30, 2024	5,798.5			$ 2.0			10,063.4			$ (1,020.6)	(3,207.4)	(38.9)
Ending balance (in shares) at Sep. 30, 2024										(23.7)
Beginning balance (in shares) at Jun. 30, 2024				198.8
Beginning balance at Jun. 30, 2024	5,991.5			$ 2.0			9,962.5			$ (1,020.6)	(2,841.9)	(110.5)
Beginning balance (in shares) at Jun. 30, 2024										(23.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(365.5)										(365.5)
Change in cumulative foreign currency translation adjustment	71.6											71.6
Stock-based compensation	106.3						106.3
Issuance of restricted stock, net of forfeitures and cancellations (in shares)				0.4
Other changes, net	(5.4)						(5.4)
Ending balance (in shares) at Sep. 30, 2024				199.2
Ending balance at Sep. 30, 2024	$ 5,798.5			$ 2.0			10,063.4			$ (1,020.6)	(3,207.4)	(38.9)
Ending balance (in shares) at Sep. 30, 2024										(23.7)
Beginning balance (in shares) at Mar. 31, 2025	177.1			200.8
Beginning balance at Mar. 31, 2025	$ 2,137.7			$ 2.0			10,312.0			$ (1,020.6)	(7,058.8)	(96.9)
Beginning balance (in shares) at Mar. 31, 2025	(23.7)									(23.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (145.8)										(145.8)
Change in cumulative foreign currency translation adjustment	44.9											44.9
Net share settlement of restricted stock awards	(1.6)						(1.6)
Stock-based compensation	177.4						177.4
Employee share purchase plan settlement (in shares)				0.2
Employee share purchase plan settlement	26.8						26.8
Issuance of restricted stock, net of forfeitures and cancellations (in shares)				1.9
Issuance of common stock (in shares)				5.5
Issuance of common stock	1,192.8			$ 0.1			1,192.7
Other changes, net	$ (0.3)			$ 0.0			(0.3)
Ending balance (in shares) at Sep. 30, 2025	184.7			208.4
Ending balance at Sep. 30, 2025	$ 3,431.9			$ 2.1			11,707.0			$ (1,020.6)	(7,204.6)	(52.0)
Ending balance (in shares) at Sep. 30, 2025	(23.7)									(23.7)
Beginning balance (in shares) at Jun. 30, 2025				208.1
Beginning balance at Jun. 30, 2025	$ 3,480.9			$ 2.1			11,584.1			$ (1,020.6)	(7,070.7)	(14.0)
Beginning balance (in shares) at Jun. 30, 2025										(23.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(133.9)										(133.9)
Change in cumulative foreign currency translation adjustment	(38.0)											(38.0)
Net share settlement of restricted stock awards	(0.3)						(0.3)
Stock-based compensation	123.1						123.1
Issuance of restricted stock, net of forfeitures and cancellations (in shares)				0.3
Other changes, net	$ 0.1						0.1
Ending balance (in shares) at Sep. 30, 2025	184.7			208.4
Ending balance at Sep. 30, 2025	$ 3,431.9			$ 2.1			$ 11,707.0			$ (1,020.6)	$ (7,204.6)	$ (52.0)
Ending balance (in shares) at Sep. 30, 2025	(23.7)									(23.7)