Income Taxes (Tables)

12 Months Ended

Sep. 30, 2012

Income Tax Disclosure [Abstract]

Schedule of Components of Income Taxes

The components of income before income taxes are as follows (in thousands):

	Fiscal years ended September 30,
	2012		2011		2010
United States	$	2,808	$	10,173	$	7,080
International	8,089		6,342		3,439
Total income before income taxes	$	10,897	$	16,515	$	10,519

Schedule of Components of Income Tax Provision

The components of the income tax provision are as follows (in thousands):

	Fiscal years ended September 30,
	2012			2011			2010
Current:
Federal	$	2,203		$	3,880		$	3,072
State	400			342			327
Foreign	3,131			2,479			1,835
Deferred:
U.S.	(2,229		)	(776		)	(3,052		)
Foreign	(223		)	(429		)	(604		)
Total income tax provision	$	3,282		$	5,496		$	1,578

Schedule of Net Deferred Tax Asset

The net deferred tax asset consists of the following (in thousands):

	As of September 30,
	2012			2011
Current deferred tax asset	$	3,389		$	2,610
Non-current deferred tax asset	5,010			3,771
Current deferred tax liability	(16		)	(137		)
Non-current deferred tax liability	(630		)	(813		)
Net deferred tax asset	$	7,753		$	5,431
Uncollectible accounts and other reserves	$	1,669		$	1,454
Depreciation and amortization	164			183
Inventories	1,263			913
Compensation costs	7,034			6,106
Tax carryforwards	714			771
Valuation allowance	(534		)	(354		)
Identifiable intangible assets	(2,557		)	(3,642		)
Net deferred tax asset	$	7,753		$	5,431

Schedule of Effective Income Tax Rate Reconciliation

The reconciliation of the statutory federal income tax rate to our effective income tax rate is as follows:

	Fiscal years ended September 30,
	2012		2011		2010
Statutory income tax rate	35.0	%	35.0	%	35.0	%
Increase (decrease) resulting from:
State taxes, net of federal benefits	1.1	%	0.9	%	1.1	%
Utilization of tax credits	(2.2	)%	(1.4	)%	(0.7	)%
Discrete tax benefits	(14.1	)%	(4.4	)%	(22.4	)%
Manufacturing deduction	(0.4	)%	(3.1	)%	(2.9	)%
Tax rate differential on foreign earnings	4.0	%	0.4	%	—	%
Adjustment of tax contingency reserves	4.9	%	2.6	%	2.8	%
Non-deductible stock-based compensation	1.0	%	0.6	%	0.9	%
Other, net	0.8	%	2.7	%	1.2	%
Effective income tax rate	30.1	%	33.3	%	15.0	%

Schedule of Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is (in thousands):

	Fiscal years ended September 30,
	2012			2011			2010
Unrecognized tax benefits at beginning of fiscal year	$	2,061		$	2,265		$	4,146
Increases related to:
Prior year income tax positions	631			32			36
Current year income tax positions	441			392			195
Decreases related to:
Prior year income tax positions	(94		)	—			—
Settlements	—			—			(1,740		)
Expiration of statute of limitations	(319		)	(628		)	(372		)
Unrecognized tax benefits at end of fiscal year	$	2,720		$	2,061		$	2,265