Significant Accounting Policies Additional Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2017	Dec. 31, 2016
New Accounting Pronouncements and Changes in Accounting Principles
Excess Tax Benefit	$ 1,924,000
Adjustments for New Accounting Pronouncement [Member] | Prepaid Expenses And Other Current Assets
New Accounting Pronouncements and Changes in Accounting Principles
Debt issuance costs		$ (1,800,000)
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