Business Segments

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Business Segments

12. Business Segments

We have determined that our business comprises a single reportable operating segment, namely, the sale of replacement parts for the automotive aftermarket.

During fiscal 2016, fiscal 2015 and fiscal 2014, four of our customers (Advance Auto Parts, Inc., AutoZone, Inc., Genuine Parts Co. – NAPA, and O’Reilly Automotive, Inc.) each accounted for more than 10% of net sales and in the aggregate accounted for 60% of net sales in each of fiscal 2016, fiscal 2015 and fiscal 2014. Net sales to countries outside the United States, primarily to Canada, Mexico, Europe, the Middle East, and Australia in fiscal 2016, fiscal 2015 and fiscal 2014 were $48.6 million, $49.8 million and $39.1 million, respectively.