Retirement Benefit Plans (Details 3) $ in Thousands	12 Months Ended
	Sep. 30, 2015 USD ($)
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year [Abstract]
Net loss, Plans in which Assets Exceed Benefit Obligations	$ 0
Net loss, Plans in which Benefit Obligations Exceed Assets	$ 840