Consolidated Statements Of Income (Loss) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Sales	$ 2,117.2	$ 1,511.8	$ 4,068.3	$ 2,917.0
Cost of sales	1,565.8	1,179.1	3,036.4	2,291.4
Gross profit	551.4	332.7	1,031.9	625.6
Operating expenses:
Selling and marketing	154.2	119.6	300.1	269.8
Research and development	88.8	66.8	168.3	145.2
General and administrative	107.5	87.9	194.6	166.4
Goodwill and other intangible asset impairments	0.0	379.2	0.0	379.2
Total operating expenses	350.5	653.5	663.0	960.6
Operating income (loss)	214.6	(295.4)	398.8	(289.9)
Non-operating expense:
Interest expense	10.7	17.9	22.2	34.1
Other (income) expense, net	(3.2)	0.8	(5.7)	1.7
Income (loss) before income taxes	207.1	(314.1)	382.3	(325.7)
Provision for income taxes	48.6	(78.7)	89.6	(84.9)
Net income (loss)	158.5	(235.4)	292.7	(240.8)
Net income attributable to noncontrolling interest	(0.1)	0.0	(0.2)	0.0
Net income (loss) attributable to Polaris Inc.	$ 158.4	$ (235.4)	$ 292.5	$ (240.8)
Basic net income per share (in dollars per share)	$ 2.58	$ (3.82)	$ 4.75	$ (3.90)
Diluted net income per share (in dollars per share)	$ 2.52	$ (3.82)	$ 4.63	$ (3.90)
Weighted average shares outstanding:
Basic (in shares)	61.3	61.6	61.6	61.7
Diluted (in shares)	62.8	61.6	63.1	61.7
Income from financial services
Sales	$ 13.7	$ 25.4	$ 29.9	$ 45.1