Significant Accounting Policies Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2017	Dec. 31, 2016
New Accounting Pronouncements and Changes in Accounting Principles
Excess Tax Benefit	$ 1,225	$ 3,149
Off Road Vehicle
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		6 months
Snowmobiles
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		1 year
Motorcycles | Maximum
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		2 years
Taylor-Dunn
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		1 year
Global Adjacent Markets
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		2 years
Tires And Other | Transamerican Auto Parts | Minimum
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris			2 years
Tires And Other | Transamerican Auto Parts | Maximum
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris			5 years
Powertrains
Product Warranty Liability [Line Items]
Period of warranties provided by Polaris		5 years