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Business and Organization
12 Months Ended
Dec. 31, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Business and Organization
1. BUSINESS AND ORGANIZATION

Trex Company, Inc. (together with its subsidiary, the Company), a Delaware corporation, was incorporated on September 4, 1998. The Company manufactures and distributes wood/plastic composite products, as well as related accessories, primarily for residential and commercial decking and railing applications. A majority of its products are manufactured in a proprietary process that combines reclaimed wood fibers and scrap polyethylene. The Company operates in a single reportable segment.