Business Segments (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 29, 2019	Sep. 30, 2018	Sep. 29, 2019	Sep. 30, 2018
Segment Reporting Information
Selling, administrative and engineering expense	$ 309,031	$ 306,665	$ 885,273	$ 909,898
Restructuring expense	7,629	14,832	31,682	74,044
Motorcycles and Related Products cost of goods sold	748,878	776,530	2,576,342	2,659,740
Operating income	119,844	149,416	543,213	709,780
Motorcycles and Related Products
Segment Reporting Information
Motorcycles and Related Products	1,068,942	1,123,945	3,698,583	4,013,013
Gross profit	320,064	347,415	1,122,241	1,353,273
Selling, administrative and engineering expense	265,464	266,921	754,479	797,323
Restructuring expense	7,629	14,832	31,682	74,044
Operating income	46,971	65,662	336,080	481,906
Financial Services
Segment Reporting Information
Financial Services	203,577	191,724	590,935	558,000
Motorcycles and Related Products cost of goods sold	130,704	107,970	383,802	330,126
Operating income	$ 72,873	$ 83,754	$ 207,133	$ 227,874

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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