Related Party Transactions	6 Months Ended
Related Party Transactions	Feb. 29, 2016
Related Party Transactions [Abstract]
Related Party Transactions	Related Party Transactions The Company purchases recycled metal from its joint venture operations at prices that approximate fair market value. These purchases totaled $2 million and $6 million for the three months ended February 29, 2016 and February 28, 2015, respectively, and $6 million and $13 million for the six months ended February 29, 2016 and February 28, 2015, respectively. Thomas D. Klauer, Jr., who had been President of the Company’s former Auto Parts Business prior to his retirement on January 5, 2015, is the sole shareholder of a corporation that is the 25% minority partner in a partnership in which the Company is the 75% partner and which operates five self-service stores in Northern California. Mr. Klauer’s 25% share of the profits of this partnership totaled less than $1 million and $1 million for the three and six months ended February 28, 2015, respectively. The partnership leases properties from entities in which Mr. Klauer has ownership interests under agreements that expire in December 2020 with options to renew the leases, upon expiration, for multiple periods. The rent paid by the partnership to the entities in which Mr. Klauer has ownership interests was less than $1 million for each of the three and six months ended February 28, 2015.

The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.