Segment Information - Disaggregated Geographical Revenue by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 4,559,532	$ 4,736,833
North America
Disaggregation of Revenue [Line Items]
Net sales	3,609,217	3,928,273
Australasia
Disaggregation of Revenue [Line Items]
Net sales	372,050	284,553
Automotive Parts | North America
Disaggregation of Revenue [Line Items]
Net sales	1,730,447	1,813,785
Automotive Parts | Australasia
Disaggregation of Revenue [Line Items]
Net sales	272,924	284,553
Automotive Parts | Europe
Disaggregation of Revenue [Line Items]
Net sales	578,265	524,007
Industrial Parts | North America
Disaggregation of Revenue [Line Items]
Net sales	1,410,715	1,635,423
Industrial Parts | Australasia
Disaggregation of Revenue [Line Items]
Net sales	99,126	0
Business Products | North America
Disaggregation of Revenue [Line Items]
Net sales	$ 468,055	$ 479,065