Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions		Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Non Controlling Interest
Beginning balance (in shares) at Dec. 31, 2023			56.5
Beginning balance at Dec. 31, 2023		$ 1,420.8	$ 0.6	$ 1,231.8	$ 243.5	$ (57.5)	$ 2.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock compensation (in shares)			0.2
Employee stock compensation		38.4		38.4
Deferred compensation		0.9		(0.4)	1.3
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period			0.1
Proceeds from stock issuances under employee plans		5.4		5.4
Cash dividends paid	[1]	(110.7)			(110.7)
Repurchase and retirement of common shares (in shares)			(1.0)
Repurchase and retirement of common shares		(82.3)		(21.0)	(61.3)
Addition of noncontrolling interest		2.0					2.0
Cash dividend to noncontrolling interest		(0.6)					(0.6)
Net (loss) income		100.4			100.2		0.2
Other Comprehensive Income (Loss), Net of Tax		(28.8)				(28.8)
Ending balance (in shares) at Sep. 30, 2024			55.8
Ending balance at Sep. 30, 2024		1,345.5	$ 0.6	1,254.2	173.0	(86.3)	4.0
Beginning balance (in shares) at Jun. 30, 2024			55.7
Beginning balance at Jun. 30, 2024		1,342.8	$ 0.6	1,243.0	182.6	(88.1)	4.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock compensation		10.0		10.0
Deferred compensation		(0.3)		0.4	(0.7)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period			0.1
Proceeds from stock issuances under employee plans		0.8		0.8
Cash dividends paid	[2]	(36.6)			(36.6)
Cash dividend to noncontrolling interest		(0.6)					(0.6)
Net (loss) income		27.6			27.7		(0.1)
Other Comprehensive Income (Loss), Net of Tax		1.8				1.8
Ending balance (in shares) at Sep. 30, 2024			55.8
Ending balance at Sep. 30, 2024		1,345.5	$ 0.6	1,254.2	173.0	(86.3)	4.0
Beginning balance (in shares) at Dec. 31, 2024			56.1
Beginning balance at Dec. 31, 2024		1,294.1	$ 0.6	1,265.9	148.9	(125.5)	4.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock compensation (in shares)			0.2
Employee stock compensation		49.1		49.1
Deferred compensation		(0.1)			(0.1)
Proceeds from stock issuances under employee plans		3.1		3.1
Cash dividends paid	[1]	(113.0)			(113.0)
Repurchase and retirement of common shares (in shares)			(0.1)
Repurchase and retirement of common shares		(2.4)		(1.2)	(1.2)
Cash dividend to noncontrolling interest		(0.2)					(0.2)
Net (loss) income		(161.5)			(161.9)		0.4
Other Comprehensive Income (Loss), Net of Tax		84.8				84.8
Ending balance (in shares) at Sep. 30, 2025			56.2
Ending balance at Sep. 30, 2025		1,153.9	$ 0.6	1,316.9	(127.3)	(40.7)	4.4
Beginning balance (in shares) at Jun. 30, 2025			56.2
Beginning balance at Jun. 30, 2025		1,189.4	$ 0.6	1,299.9	(71.7)	(43.7)	4.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock compensation		16.3		16.3
Deferred compensation		(2.0)		(0.1)	(1.9)
Proceeds from stock issuances under employee plans		0.8		0.8
Cash dividends paid	[2]	(37.9)			(37.9)
Net (loss) income		(15.7)			(15.8)		0.1
Other Comprehensive Income (Loss), Net of Tax		3.0				3.0
Ending balance (in shares) at Sep. 30, 2025			56.2
Ending balance at Sep. 30, 2025		$ 1,153.9	$ 0.6	$ 1,316.9	$ (127.3)	$ (40.7)	$ 4.4

[1] Polaris Inc. declared and paid aggregate dividends of $2.01 per share for the nine-month period ended September 30, 2025 and aggregate dividends of $1.98 per share for the nine-month period ended September 30, 2024.

[2] Polaris Inc. declared and paid a dividend of $0.67 per share for the three-month period ended September 30, 2025 and a dividend of $0.66 per share for the three-month period ended September 30, 2024.