Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Summary of Segment Percentages (Details)

v3.8.0.1
Segment Information - Summary of Segment Percentages (Details) - Sales Revenue, Product Line - Product Concentration Risk - Base USAP
3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Segment Reporting Information [Line Items]        
Concentration risk percentage 100.00% 100.00% 100.00% 100.00%
Private Label, Collision        
Segment Reporting Information [Line Items]        
Concentration risk percentage 54.00% 49.00% 54.00% 50.00%
Private Label, Engine        
Segment Reporting Information [Line Items]        
Concentration risk percentage 18.00% 16.00% 18.00% 15.00%
Private Label, Performance        
Segment Reporting Information [Line Items]        
Concentration risk percentage 1.00% 1.00% 1.00% 1.00%
Branded, Collision        
Segment Reporting Information [Line Items]        
Concentration risk percentage 1.00% 2.00% 1.00% 2.00%
Branded, Engine        
Segment Reporting Information [Line Items]        
Concentration risk percentage 11.00% 13.00% 10.00% 13.00%
Branded, Performance        
Segment Reporting Information [Line Items]        
Concentration risk percentage 15.00% 19.00% 16.00% 19.00%