Retirement Plan (Tables)

12 Months Ended

Sep. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures

The changes in the benefit obligation and plan assets for the Benefit Plan described above were as follows:

	2012		2011
	(in thousands)
Change in projected benefit obligation:
Beginning benefit obligation	$	5,178	$	4,002
Service cost	195		165
Interest cost	108		83
Actuarial loss	75		820
Currency exchange rate changes	205		108
Assumed liability in business combination	286		—
Ending projected benefit obligation	$	6,047	$	5,178

Schedule of Changes in Fair Value of Plan Assets

	2012		2011
	(in thousands)
Change in fair value plan assets:
Beginning fair value of plan assets	$	2,079	$	1,955
Actual return on plan assets	19		19
Employer contributions	70		52
Currency exchange rate changes	83		53
Assets acquired in business combination	259		—
Ending fair value of plan assets	$	2,510	$	2,079

Schedule of Amounts Recognized in Balance Sheet

The following table summarizes the amounts recognized on the consolidated balance sheet as of September 30:

	2012		2011
	(in thousands)
Other long-term liabilities	$	3,537	$	3,099
Accumulated other comprehensive income (net of tax of $204 in 2012)	2,126		2,155
Amount recognized	$	5,663	$	5,254

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss)

The following table summarizes the amounts recorded in accumulated other comprehensive income (loss) before taxes, as of September 30:

	2012			2011
	(in thousands)
Net transition asset	$	234		$	311
Net actuarial loss	(2,564		)	(2,466		)
Defined benefit plans, net	$	(2,330	)	$	(2,155	)

Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets

The following table summarizes the accumulated benefit obligation as of September 30:

	2012		2011
	(in thousands)
Accumulated benefit obligation	$	3,745	$	3,026

Schedule of Assumptions Used

Weighted-average actuarial assumptions used to determine benefit obligations and plan assets for the Benefit Plan at September 30 were as follows:

	2012	2011
Discount rate	1.90-2.00%	2.00	%
Expected return on plan assets	1.90-2.00%	2.00	%
Rate of compensation increase	3.00-4.00%	3.00	%

Schedule of Net Benefit Costs

The net periodic benefit cost for the Benefit Plan included the following components at September 30:

	2012			2011			2010
	(in thousands)
Service cost	$	195		$	165		$	94
Interest cost	108			83			46
Expected return on plan assets	(44		)	(40		)	(38		)
Amortization of deferred amount	36			2			(58		)
Net periodic benefit cost	$	295		$	210		$	44

Schedule of Expected Benefit Payments

The following table reflects the benefit payments, which include the amount that will be funded from retiree contributions that the Company expects to pay in the periods noted (in thousands):

Fiscal year ending:
2013	$	296
2014	$	374
2015	$	47
2016	$	150
2017	$	68
2018-2022	$	3,412