Balance Sheet Accounts (Tables)

3 Months Ended

Sep. 30, 2012

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Cash, Cash Equivalents, Shot-Term Investments and Marketable Securities

Cash, Cash Equivalents, Short-Term Investments and Marketable Securities

Summary of Cash and Available-for-Sale Securities (in thousands)

	September 30, 2012		June 30, 2012
Cash	$	25,132	$	18,455
Cash equivalents	$	71,580	$	36,141
Short-term investments	40,827		23,358
Marketable securities	65,065		75,561
Total available-for-sale	$	177,472	$	135,060
Total cash and available for sale securities	$	202,604	$	153,515

Available-for-sale Securities

Available-for-Sale Securities

The following is a summary of available-for-sale securities (in thousands): 

	Amortized Cost		Fair Value		Unrealized Holding Gains		Unrealized Holding Losses
September 30, 2012
Money market funds	$	71,580	$	71,580	$	—	$	—
U.S. corporate debt securities	91,537		91,883		352		(6		)
U.S. government agency securities	11,251		11,256		5		—
U.S. municipal bonds	2,743		2,753		10		—
	$	177,111	$	177,472	$	367	$	(6	)
Classified as:
Cash equivalents	$	71,580	$	71,580	$	—	$	—
Short-term investments	40,701		40,827		126		—
Marketable securities	64,830		65,065		241		(6		)
	$	177,111	$	177,472	$	367	$	(6	)
June 30, 2012
Money market funds	$	36,141	$	36,141	$	—	$	—
U.S. corporate debt securities	84,882		84,949		148		(81		)
U.S. government agency securities	11,241		11,234		3		(10		)
U.S. municipal bonds	2,738		2,736		—		(2		)
	$	135,002	$	135,060	$	151	$	(93	)
Classified as:
Cash equivalents	$	36,141	$	36,141	$	—	$	—
Short-term investments	23,311		23,358		48		(1		)
Marketable securities	75,550		75,561		103		(92		)
	$	135,002	$	135,060	$	151	$	(93	)

The amortized cost and estimated fair value of available-for-sale investments in debt securities at September 30, 2012, by contractual maturity, were as follows (in thousands):

	Amortized Cost		Fair Value
Due in 1 year or less	$	40,701	$	40,828
Due in 1-2 years	35,353		35,443
Due in 2-5 years	29,477		29,621
Due in more than 5 years	—		—
Total investments in available for sale debt securities	$	105,531	$	105,892

Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value

The following table presents the Company’s investments’ gross unrealized losses and fair values, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position.

	Less than 12 months					12 months or more				Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses		Fair Value		Unrealized Losses
September 30, 2012
U.S. corporate debt securities	$	5,111	$	(6	)	$	—	$	—	$	5,111	$	(6	)
U.S. government agency securities	$	—	$	—		$	—	$	—	$	—	$	—
U.S. municipal bonds	$	—	$	—		$	—	$	—	$	—	$	—
	$	5,111	$	(6	)	$	—	$	—	$	5,111	$	(6	)

Schedule of Inventory, Current

Inventories at September 30, 2012 and June 30, 2012, respectively, were (in thousands):

	September 30, 2012		June 30, 2012
Inventory	$	25,267	$	27,964
Less: Excess and Obsolete Inventory	2,513		1,355
Inventory, net	$	22,754	$	26,609

The Company holds service inventory to support customers who have purchased long term service contracts with a hardware replacement element.

	September 30, 2012		June 30, 2012
Service Inventory	$	12,992	$	13,109
Less: Excess and Obsolete Inventory	4,947		5,074
Service Inventory, Net	$	8,045	$	8,035

Schedule of Intangible Assets

The following tables summarize the components of gross and net intangible asset balances (in thousands):

	Weighted Average Remaining Amortization Period	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
September 30, 2012
Patents	7.4 years	$	1,800	$	740	$	1,060
License Agreements	9.6 years	10,157		6,542		3,615
Other Intangibles	3.0 years	659		331		328
		$	12,616	$	7,613	$	5,003

	Weighted Average Remaining Amortization Period	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
June 30, 2012
Patents	7.4 years	$	1,800	$	669	$	1,131
License Agreements	9.3 years	10,158		6,231		3,927
Other Intangibles	0.3 years	324		276		48
		$	12,282	$	7,176	$	5,106

Schedule of Expected Amortization Expense

Amortization expense expected to be recorded for each of the next five years is as follows (in thousands):

For the fiscal year ending:
Remaining for fiscal 2013	$	1,044
2014	916
2015	549
2016	375
2017	302
Thereafter	1,817
Total	$	5,003

Schedule of Deferred Revenue, Net

The following table summarizes deferred revenue, net at September 30, 2012 and June 30, 2012, respectively (in thousands):

	September 30, 2012			June 30, 2012
Deferred services	$	35,863		$	37,708
Deferred product:
Deferred revenue	1,798			2,236
Deferred cost of sales	(370		)	(616		)
Deferred product revenue, net	1,428			1,620
Balance at end of period	37,291			39,328
Less: current portion	30,007			31,769
Non-current deferred revenue, net	$	7,284		$	7,559

Change in Deferred Support Revenue

The change in the Company’s deferred support revenue balance in relation to these arrangements was as follows (in thousands):

	Three Months Ended
	September 30, 2012			October 2, 2011
Balance beginning of period	$	37,461		$	35,802
New support arrangements	12,537			14,600
Recognition of support revenue	(14,337		)	(14,672		)
Balance end of period	35,661			35,730
Less: current portion	28,377			28,176
Non-current deferred revenue	$	7,284		$	7,554

Schedule of Deferred Distributors Revenue

The following table summarizes deferred distributors revenue, net of cost of sales to distributors at September 30, 2012 and June 30, 2012, respectively (in thousands):

	September 30, 2012			June 30, 2012
Deferred revenue	$	20,737		$	20,361
Deferred cost of Sales	(4,985		)	(5,042		)
Total deferred distributors revenue, net of cost of sales to distributors	$	15,752		$	15,319

Schedule of Product Warranty Liability

The following table summarizes the activity related to the Company’s product warranty liability during the three months ended September 30, 2012 and October 2, 2011:

	Three Months Ended
	September 30, 2012			October 2, 2011
Balance beginning of period	$	2,871		$	2,640
New warranties issued	1,561			1,648
Warranty expenditures	(1,461		)	(1,586		)
Balance end of period	$	2,971		$	2,702

Schedules of Concentration of Risk, by Risk Factor

The following table sets forth major customers accounting for 10% or more of our net revenue. The amounts for the three months ended October 2, 2011 have been revised to correct previously disclosed amounts:

	Three Months Ended
	September 30, 2012		October 2, 2011
Westcon Group Inc.	15	%	16	%
Scansource, Inc.	12	%	15	%
Ericsson AB	*		13	%
Tech Data Corporation	10	%	10	%
* Less than 10% of revenue

The following table sets forth major customers accounting for 10% or more of our accounts receivable balance:

	September 30, 2012		June 30, 2012
Ericsson AB	16	%	21	%
Scansource Inc.	11	%	*
Westcon Group Inc.	10	%	16	%
* Less than 10% of accounts receivable