Revenue Recognition (Contract Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Revenue	$ 1,495,690	$ 1,297,473
ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	867,447	832,564
Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	117,942	131,557
Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	104,956	113,327
Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	220,535	220,025
Boats
Disaggregation of Revenue [Line Items]
Revenue	184,810	0
Wholegoods
Disaggregation of Revenue [Line Items]
Revenue	1,072,690	889,624
Wholegoods | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	700,862	683,504
Wholegoods | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	102,349	114,108
Wholegoods | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	84,669	92,012
Wholegoods | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	0	0
Wholegoods | Boats
Disaggregation of Revenue [Line Items]
Revenue	184,810	0
PG&A
Disaggregation of Revenue [Line Items]
Revenue	423,000	407,849
PG&A | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	166,585	149,060
PG&A | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	15,593	17,449
PG&A | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	20,287	21,315
PG&A | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	220,535	220,025
PG&A | Boats
Disaggregation of Revenue [Line Items]
Revenue	0	0
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenue	1,220,926	1,007,539
UNITED STATES | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	708,870	662,595
UNITED STATES | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	67,897	83,897
UNITED STATES | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	51,683	50,053
UNITED STATES | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	211,616	210,994
UNITED STATES | Boats
Disaggregation of Revenue [Line Items]
Revenue	180,860	0
CANADA
Disaggregation of Revenue [Line Items]
Revenue	71,574	79,095
CANADA | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	51,631	57,755
CANADA | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	6,021	6,940
CANADA | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	1,053	5,369
CANADA | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	8,919	9,031
CANADA | Boats
Disaggregation of Revenue [Line Items]
Revenue	3,950	0
EMEA
Disaggregation of Revenue [Line Items]
Revenue	160,845	162,521
EMEA | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	78,726	78,929
EMEA | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	30,716	26,671
EMEA | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	51,403	56,921
EMEA | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	0	0
EMEA | Boats
Disaggregation of Revenue [Line Items]
Revenue	0	0
APLA
Disaggregation of Revenue [Line Items]
Revenue	42,345	48,318
APLA | ORV/Snowmobiles
Disaggregation of Revenue [Line Items]
Revenue	28,220	33,285
APLA | Motorcycles
Disaggregation of Revenue [Line Items]
Revenue	13,308	14,049
APLA | Global Adjacent Markets
Disaggregation of Revenue [Line Items]
Revenue	817	984
APLA | Aftermarket
Disaggregation of Revenue [Line Items]
Revenue	0	0
APLA | Boats
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0