Annual report pursuant to Section 13 and 15(d)

Segment Information - Summary of Segment Percentages (Details)

v3.3.1.900
Segment Information - Summary of Segment Percentages (Details) - Sales Revenue, Product Line - Product Concentration Risk - Reportable Segments - Base USAP
12 Months Ended
Jan. 02, 2016
Jan. 03, 2015
Dec. 28, 2013
Segment Reporting Information [Line Items]      
Percent of revenue 100.00% 100.00% 100.00%
Private Label Collision [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 48.00% 43.00% 39.00%
Private Label Engine [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 14.00% 13.00% 11.00%
Private Label Performance [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 1.00% 1.00% 1.00%
Branded Collision [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 2.00% 2.00% 3.00%
Branded Engine [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 14.00% 16.00% 18.00%
Branded Performance [Member]      
Segment Reporting Information [Line Items]      
Percent of revenue 21.00% 25.00% 28.00%