Composition Of Certain Financial Statement Captions (Tables)

3 Months Ended

Dec. 27, 2013

Composition Of Certain Financial Statement Captions [Abstract]

Schedule Of Cash, Cash Equivalents, And Investments

	December 27, 2013	September 27, 2013
Cash and cash equivalents:
Cash	$475,927	$420,069
Cash equivalents:
Money market funds	2,813	16,193
U.S. agency securities	5,200	13,135
Commercial paper	700	5,000
Total cash and cash equivalents	484,640	454,397
Short-term investments:
U.S. agency securities	31,414	6,007
Commercial paper	14,947	5,991
Corporate bonds	32,686	43,847
Municipal debt securities	100,359	84,422
Total short-term investments	179,406	140,267
Long-term investments (1):
U.S. agency securities	21,433	40,924
Commercial paper	4,971	—
Corporate bonds	91,267	90,391
Municipal debt securities	173,048	172,023
Other long-term investments (2)	3,000	3,000
Total long-term investments	293,719	306,338
Total cash, cash equivalents and investments (3)	$957,765	$901,002

(1) Our long-term investments have maturities that range from one to three years.

(2) Other long-term investments include a cost method investment for which no other-than-temporary impairment exists as of December 27, 2013.

(3) Total cash, cash equivalents, and investments exclude $3.3 million and $3.2 million of restricted cash as of December 27, 2013 and September 27, 2013.

Schedule Of Investment Portfolio Recorded As Cash Equivalents, Short-Term Investments, And Long-Term Investments

Our investment portfolio, which is recorded as cash equivalents and both short-term and long-term investments, consists of the following:

	December 27, 2013
	Cost	Unrealized Gains	Unrealized Losses	Estimated Fair Value
Money market funds	$2,813	$—	$—	$2,813
U.S. agency securities	58,085	14	(52)	58,047
Commercial paper	20,618	—	—	20,618
Corporate bonds	123,821	290	(158)	123,953
Municipal debt securities	273,030	488	(111)	273,407
Cash equivalents and investments (1)	$478,367	$792	$(321)	$478,838

	September 27, 2013
	Cost	Unrealized Gains	Unrealized Losses	Estimated Fair Value
Money market funds	$16,193	$—	$—	$16,193
U.S. agency securities	60,126	16	(76)	60,066
Commercial paper	10,991	—	—	10,991
Corporate bonds	134,097	315	(174)	134,238
Municipal debt securities	256,218	384	(157)	256,445
Cash equivalents and investments (1)	$477,625	$715	$(407)	$477,933

Schedule Of Gross Unrealized Losses And The Fair Value For Available-For-Sale Securities

The following tables show the gross unrealized losses and the fair value for those available-for-sale securities that were in an unrealized loss position:

	December 27, 2013
	Less than 12 months		12 months or greater		Total
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
U.S. agency securities	$26,930	$(52)	$—	$—	$26,930	$(52)
Corporate bonds	50,145	(158)	—	—	50,145	(158)
Municipal debt securities	66,214	(111)	—	—	66,214	(111)
Total	$143,289	$(321)	$—	$—	$143,289	$(321)

	September 27, 2013
	Less than 12 months		12 months or greater		Total
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
U.S. agency securities	$21,407	$(76)	$—	$—	$21,407	$(76)
Corporate bonds	53,350	(174)	—	—	53,350	(174)
Municipal debt securities	72,485	(157)	—	—	72,485	(157)
Total	$147,242	$(407)	$—	$—	$147,242	$(407)

Schedule Of Amortized Cost And Estimated Fair Value Of Short-Term And Long-Term Available-For-Sale Investments Based On Stated Maturities

The following table summarizes the amortized cost and estimated fair value of the available-for-sale securities within our investment portfolio based on stated maturities as of December 27, 2013 and September 27, 2013, which are recorded within cash equivalents and both short-term and long-term investments in our consolidated balance sheets:

	December 27, 2013		September 27, 2013
	Amortized Cost	Fair Value	Amortized Cost	Fair Value
Due within 1 year	$185,232	$185,306	$158,275	$158,402
Due in 1 to 2 years	175,577	175,986	172,993	173,373
Due in 2 to 3 years	114,745	114,734	130,164	129,965
Total	$475,554	$476,026	$461,432	$461,740

Schedule Of Accounts Receivable

	December 27, 2013	September 27, 2013
Trade accounts receivable	$72,660	$86,823
Accounts receivable related to patent administration program	4,190	11,151
Accounts receivable, gross	76,850	97,974
Less: allowance for doubtful accounts	(901)	(514)
Accounts receivable, net	$75,949	$97,460

Schedule Of Inventories

	December 27, 2013	September 27, 2013
Raw materials	$2,081	$2,050
Finished goods	6,172	8,043
Inventories	$8,253	$10,093

Schedule Of Prepaid Expenses And Other Current Assets

	December 27, 2013	September 27, 2013
Prepaid expenses	$12,064	$10,195
Other current assets	10,835	10,863
Income tax receivable	2,685	7,891
Prepaid expenses and other current assets	$25,584	$28,949

Schedule Of Property, Plant And Equipment

	December 27, 2013	September 27, 2013
Land	$46,155	$46,049
Buildings	32,394	32,305
Leasehold improvements	66,949	64,991
Machinery and equipment	40,944	38,408
Computer systems and software	95,497	91,939
Furniture and fixtures	13,397	13,490
Construction in progress	90,554	88,872
	385,890	376,054
Less: accumulated depreciation	(142,178)	(133,137)
Property, plant and equipment, net	$243,712	$242,917

Schedule Of Goodwill

The following table outlines changes to the carrying amount of goodwill:

	Goodwill
Balance at September 27, 2013	$279,724
Translation adjustments	(665)
Balance at December 27, 2013	$279,059

Schedule Of Intangible Assets

Intangible assets consist of the following:

	December 27, 2013			September 27, 2013
	Cost	Accumulated Amortization	Net	Cost	Accumulated Amortization	Net
Intangible assets subject to amortization:
Acquired patents and technology	$80,106	$(53,693)	$26,413	$79,925	$(51,267)	$28,658
Customer relationships	30,724	(20,394)	10,330	30,723	(19,592)	11,131
Other intangibles	21,018	(19,765)	1,253	20,992	(19,466)	1,526
Intangible assets, net	$131,848	$(93,852)	$37,996	$131,640	$(90,325)	$41,315

Schedule Of Future Amortization Expense

As of December 27, 2013, expected amortization expense of our intangible assets in future periods is as follows:

Fiscal Year	Amortization Expense
Remainder of Fiscal 2014	$10,315
2015	11,312
2016	9,130
2017	6,010
2018	758
Thereafter	471
Total	$37,996

Schedule Of Accrued Liabilities

	December 27, 2013	September 27, 2013
Accrued royalties	$7,897	$6,075
Amounts payable to joint licensing program partners	42,241	40,091
Accrued compensation and benefits	37,887	54,423
Accrued professional fees	5,219	4,402
Other accrued liabilities	31,720	32,804
Accrued liabilities	$124,964	$137,795

Schedule Of Other Non-Current Liabilities

	December 27, 2013	September 27, 2013
Supplemental retirement plan obligations	$2,218	$2,144
Non-current tax liabilities	31,580	30,986
Other liabilities	12,494	12,311
Other non-current liabilities	$46,292	$45,441