Schedule of Identifiable Assets by Segment (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Sep. 30, 2012
Identifiable assets
Identifiable assets	$ 101,896	$ 106,545
SIFCO Forged Components
Identifiable assets
Identifiable assets	87,398	84,519
Turbine Component Services and Repair
Identifiable assets
Identifiable assets	3,620	3,480
Corporate
Identifiable assets
Identifiable assets	10,878	12,063
Assets of business held for sale
Identifiable assets
Identifiable assets	$ 0	$ 6,483