Employee Benefit Plans (Tables)

9 Months Ended

Jun. 30, 2013

Components of Net Pension Cost

The components of the Company’s net pension cost related to the Helix Plan (for the three and nine months ended June 30, 2012), the Nexus Plan and the Taiwan Plan for the three and nine months ended June 30, 2013 and 2012 is as follows (in thousands):

	Three months ended June 30,						Nine months ended June 30,
	2013			2012			2013			2012
Service cost	$	139		$	148		$	461		$	448
Interest cost	34			248			114			745
Amortization of losses	1			116			4			347
Expected return on assets	(55		)	(234		)	(190		)	(704		)
Net periodic pension cost	119			278			389			836
Settlement loss	—			—			87			—
Total pension cost	$	119		$	278		$	476		$	836