NATURE OF OPERATIONS	12 Months Ended
Aug. 31, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]
NATURE OF OPERATIONS	NOTE 1. NATURE OF OPERATIONS Nature of Operations Through its global operations and marketing offices, Commercial Metals Company ("CMC," and together with its consolidated subsidiaries, the "Company") manufactures, recycles and markets steel and metal products, related materials and services through a network including steel mills, commonly referred to as "minimills" or "micro-mills," steel fabrication and processing facilities, construction-related product warehouses, metal recycling facilities and marketing and distribution offices in the United States ("U.S.") and in strategic international markets. The Company has five business segments across two geographic divisions. The CMC Americas Division includes three segments: Americas Recycling, Americas Mills and Americas Fabrication. The CMC International Division includes two segments: International Mill and International Marketing and Distribution. Americas Recycling The Americas Recycling segment processes scrap metals for use as a raw material by manufacturers of new metal products. This segment sells scrap metals to steel mills and foundries, aluminum sheet and ingot manufacturers, brass and bronze ingot makers, copper refineries and mills, secondary lead smelters, specialty steel mills, high temperature alloy manufacturers and other consumers. Americas Mills The Americas Mills segment manufactures finished long steel products including reinforcing bar ("rebar"), merchant bar, light structural, and other special sections as well as semi-finished billets for re-rolling and forging applications. This segment's products are sold to the construction, service center, transportation, steel warehousing, fabrication, energy, petrochemical and original equipment manufacturing industries. The Americas Mills segment also includes ten scrap processing facilities and two scrap metal shredders that directly support the steel mills. Americas Fabrication The Americas Fabrication segment consists of rebar and structural fabrication operations, fence post manufacturing facilities, construction-related product facilities and facilities that heat-treat steel to strengthen and provide flexibility. Fabricated steel products are used primarily in the construction of commercial and non-commercial buildings, hospitals, convention centers, industrial plants, power plants, highways, bridges, arenas, stadiums and dams. International Mill The International Mill segment is comprised of all mill, recycling and fabrication operations located in Poland. This segment manufactures rebar, merchant bar, and wire rod as well as semi-finished billets. In addition, this segment's fabrication operations sell fabricated rebar, fabricated mesh, assembled rebar cages and other rebar by-products. The International Mill's products are sold primarily to fabricators, manufacturers, distributors and construction companies. International Marketing and Distribution The International Marketing and Distribution segment includes international operations for the sale, distribution and processing of steel products, ferrous and nonferrous metals and other industrial products. Additionally, this segment includes two of the Company's marketing and distribution divisions headquartered in the United States and also operates a recycling facility in Singapore. The International Marketing and Distribution segment buys and sells primary and secondary metals, fabricated metals, semi-finished, long and flat steel products and other industrial products. This segment sells its products to customers, primarily manufacturers, in the steel, nonferrous metals, metal fabrication, chemical, refractory, construction and transportation industries.

NOTE 1. NATURE OF OPERATIONS

Nature of Operations

Through its global operations and marketing offices, Commercial Metals Company ("CMC," and together with its consolidated subsidiaries, the "Company") manufactures, recycles and markets steel and metal products, related materials and services through a network including steel mills, commonly referred to as "minimills" or "micro-mills," steel fabrication and processing facilities, construction-related product warehouses, metal recycling facilities and marketing and distribution offices in the United States ("U.S.") and in strategic international markets.

The Company has five business segments across two geographic divisions. The CMC Americas Division includes three segments: Americas Recycling, Americas Mills and Americas Fabrication. The CMC International Division includes two segments: International Mill and International Marketing and Distribution.

Americas Recycling

The Americas Recycling segment processes scrap metals for use as a raw material by manufacturers of new metal products. This segment sells scrap metals to steel mills and foundries, aluminum sheet and ingot manufacturers, brass and bronze ingot makers, copper refineries and mills, secondary lead smelters, specialty steel mills, high temperature alloy manufacturers and other consumers.

Americas Mills

The Americas Mills segment manufactures finished long steel products including reinforcing bar ("rebar"), merchant bar, light structural, and other special sections as well as semi-finished billets for re-rolling and forging applications. This segment's products are sold to the construction, service center, transportation, steel warehousing, fabrication, energy, petrochemical and original equipment manufacturing industries. The Americas Mills segment also includes ten scrap processing facilities and two scrap metal shredders that directly support the steel mills.

Americas Fabrication

The Americas Fabrication segment consists of rebar and structural fabrication operations, fence post manufacturing facilities, construction-related product facilities and facilities that heat-treat steel to strengthen and provide flexibility. Fabricated steel products are used primarily in the construction of commercial and non-commercial buildings, hospitals, convention centers, industrial plants, power plants, highways, bridges, arenas, stadiums and dams.

International Mill

The International Mill segment is comprised of all mill, recycling and fabrication operations located in Poland. This segment manufactures rebar, merchant bar, and wire rod as well as semi-finished billets. In addition, this segment's fabrication operations sell fabricated rebar, fabricated mesh, assembled rebar cages and other rebar by-products. The International Mill's products are sold primarily to fabricators, manufacturers, distributors and construction companies.

International Marketing and Distribution

The International Marketing and Distribution segment includes international operations for the sale, distribution and processing of steel products, ferrous and nonferrous metals and other industrial products. Additionally, this segment includes two of the Company's marketing and distribution divisions headquartered in the United States and also operates a recycling facility in Singapore. The International Marketing and Distribution segment buys and sells primary and secondary metals, fabricated metals, semi-finished, long and flat steel products and other industrial products. This segment sells its products to customers, primarily manufacturers, in the steel, nonferrous metals, metal fabrication, chemical, refractory, construction and transportation industries.