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Common Stock Repurchase | 6 Months Ended
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Mar. 30, 2012
Stockholders' Equity Note [Abstract] |
COMMON STOCK REPURCHASE | COMMON STOCK REPURCHASE On August 3, 2010, the Board of Directors approved a stock repurchase program, pursuant to which the Company is authorized to repurchase up to $200.0 million of the Company's common stock from time to time on the open market or in privately negotiated transactions, as permitted by securities laws and other legal requirements. The Company did not repurchase any shares during the three months ended March 30, 2012. During the six months ended March 30, 2012, the Company paid approximately $12.4 million (including commissions) in connection with the repurchase of 750,000 shares of its common stock (paying an average price of $16.54 per share). As of March 30, 2012, $117.6 million remained available under the existing share repurchase authorization.

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- Definition This element may be used to capture the share repurchase including the average cost per share, carrying basis for each class of treasury stock, description of share repurchase program authorized by an entity's Board of Directors, the treatment of the purchase price in excess of the current market value, number of shares held for each class of treasury stock, and other information necessary to a fair presentation. + References No definition available. + Details
Name: | swks_CommonStockRepurchaseTextBlock
Namespace Prefix: | swks_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration