Business Combinations (Tables)

12 Months Ended

Sep. 30, 2011

Business Combinations [Abstract]

Schedule Of Preliminary Allocation Of Purchase Price To Estimated Fair Value Of Net Assets Acquired

The preliminary allocation of the purchase price is based on the estimated fair values of the assets acquired and liabilities assumed by major class related to the SiGe acquisition and are reflected in the accompanying financial statements as follows (in thousands):

	June 10, 2011
Estimated fair value of assets acquired
Cash and cash equivalents	$	6,689
Receivables, net	14,176
Inventory	17,457
Other current assets	2,942
Property, plant and equipment	3,551
Deferred tax assets, net	20,648
Intangible assets	74,270
Goodwill	162,387
Total assets acquired	302,120
Estimated fair value of liabilities assumed
Total liabilities assumed	(23,188		)
Net assets acquired	$	278,932

ScheduleofAcquiredFinite-LivedandIndefinite-LivedIntangibleAssetsByMajorClass [Table Text Block]

The preliminary amount of the purchase price allocated to identified intangible assets recognized in the acquisition of SiGe and the respective estimated useful lives as of June 10, 2011 were as follows (in thousands):

	Fair Value		Weighted Average Amortization Period (in Years)
Intellectual property	$	36,660	5
Customer relationships	26,200		5
In-process research and development	4,510		TBD
Backlog	3,900		0.3
Trademark	3,000		5
Total identifiable intangible assets	$	74,270

Schedule Of Unaudited Condensed Pro-Forma Statements Of Operations

The unaudited pro forma financial results for the fiscal years ended September 30, 2011 and October 1, 2010 combine the unaudited historical results of Skyworks along with the unaudited historical results of SiGe for the fiscal years ended September 30, 2011 and October 1, 2010, respectively. The results include the effects of unaudited pro forma adjustments as if SiGe was acquired on October 3, 2009. There were no material nonrecurring pro forma adjustments in the calculation of revenue or earnings. The pro forma financial results presented below do not include any anticipated synergies or other expected benefits of the acquisition. These results are presented for informational purposes only and are not necessarily indicative of future operations (in thousands, except per share amounts):

	Fiscal Years Ended
	September 30, 2011		October 1, 2010
Revenue	$	1,490,960	$	1,174,057
Net income	$	209,016	$	129,258
Basic EPS	$	1.14	$	0.74
Diluted EPS	$	1.10	$	0.71