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Balance Sheet Accounts (Narratives) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended | 0 Months Ended
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Mar. 31, 2013 Investment_Securities | Apr. 01, 2012 | Mar. 31, 2013 Investment_Securities | Apr. 01, 2012 | Mar. 31, 2013 Minimum | Mar. 31, 2013 Maximum | Mar. 31, 2013 Cash Equivalents Maximum | Mar. 31, 2013 Short-term Investments Minimum | Mar. 31, 2013 Short-term Investments Maximum | Mar. 31, 2013 Marketable Securities Minimum | Mar. 31, 2013 Available-for-sale Securities Government and Corporate Debt Securities | Sep. 11, 2012 Santa Clara Headquarters acre
Balance Sheet Accounts [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Maturity period for investments |  |  |  |  |  |  | 3 months | 3 months | 1 year | 1 year | 3 years |
Number of securities with unrealized losses | 19 |  | 19 |  |  |  |  |  |  |  |  |
Number of investment securities | 63 |  | 63 |  |  |  |  |  |  |  |  |
Number of acres of land sold |  |  |  |  |  |  |  |  |  |  |  | 16
Net cash proceeds from sale of real estate |  |  | $ 42,659 | $ 0 |  |  |  |  |  |  |  | $ 44,700
Gain on sale of property | $ 0 | $ 0 | $ 11,539 | $ 0 |  |  |  |  |  |  |  | $ 11,500
Maximum investment in one obligor or maker (percent) |  |  | 10.00% |  |  |  |  |  |  |  |  |
Extended warranty contracts period |  |  |  |  | 1 year | 5 years |  |  |  |  |  |
Standard hardware warranty period |  |  | 12 months |  |  |  |  |  |  |  |  |
Standard software warranty period |  |  | 90 days |  |  |  |  |  |  |  |  |
Limited lifetime hardware warranty maximum period after end of sale of product |  |  | 5 years |  |  |  |  |  |  |  |  |

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- Definition Disclosure regarding factors used to determine that the impairment of securities not categorized as either held-to-maturity securities or trading securities (hence equal to available for sale securities) where cost exceeds fair value is not an other than temporary impairment (OTTI). This item contains disclosure of the number of investment positions in the available-for-sale investments determined to be temporarily impaired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 03-1 -Paragraph 21 -Subparagraph b(3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 17 -Subparagraph b(3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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