Employee Benefit Plans (Tables)

9 Months Ended

Jun. 30, 2012

Components of Net Pension Cost

The components of the Company’s net pension cost related to the Helix Plan, the Nexus Plan and the Taiwan Plan for the three and nine months ended June 30, 2012 and 2011 is as follows (in thousands):

	Three months ended June 30,						Nine months ended June 30,
	2012			2011			2012			2011
Service cost	$	148		$	29		$	448		$	86
Interest cost		248			192			745			577
Amortization of losses		116			116			347			348
Expected return on assets		(234	)		(188	)		(704	)		(563	)
Net periodic pension cost	$	278		$	149		$	836		$	448