Retirement Benefit Plans (Tables)

6 Months Ended

Mar. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of components of net periodic benefit cost

The components of net periodic benefit cost of the Company’s defined benefit plans are as follows:

	Three Months Ended March 31,						Six Months Ended March 31,
	2014			2013			2014			2013
Service cost	$	30		$	75		$	61		$	151
Interest cost	250			215			501			429
Expected return on plan assets	(393		)	(372		)	(786		)	(744		)
Amortization of prior service cost	—			2			—			4
Amortization of net loss	151			226			301			453
Settlement cost	50			191			125			191
Net periodic benefit cost	$	88		$	337		$	202		$	484