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Segment Information - Summary of Segment Percentages (Details) - Sales Revenue, Product Line - Product Concentration Risk - Operating Segments - Base USAP | 3 Months Ended
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Apr. 02, 2016 | Apr. 04, 2015
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 100.00% | 100.00%
Private Label, Collision |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 52.00% | 50.00%
Private Label, Engine |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 14.00% | 13.00%
Private Label, Performance |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 1.00% | 1.00%
Branded, Collision |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 2.00% | 2.00%
Branded, Engine |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 12.00% | 13.00%
Branded, Performance |  |
Segment Reporting Information [Line Items] |  |
Concentration risk percentage | 19.00% | 21.00%

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611 + Details
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