Basis of Presentation (Policies)	3 Months Ended
Dec. 31, 2016
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)

3 Months Ended

Dec. 31, 2016

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.