Basis of Presentation (Policies)	6 Months Ended
Mar. 31, 2017
Basis of Presentation
Principles of Consolidation	Principles of Consolidation The consolidated financial statements include the accounts of Haynes International, Inc. and wholly-owned subsidiaries (collectively, the “Company”). All intercompany transactions and balances are eliminated.

Basis of Presentation (Policies)

6 Months Ended

Mar. 31, 2017

The consolidated financial statements include the accounts of Haynes International, Inc. and wholly-owned subsidiaries (collectively, the “Company”). All intercompany transactions and balances are eliminated.