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CASH, CASH EQUIVALENTS, RESTRICTED CASH AND SHORT-TERM INVESTMENTS (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Oct. 01, 2016 | Oct. 03, 2015 | Sep. 27, 2014
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Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |  | $ 608,940 | $ 547,907 |  |
Short-term investments |  | 216,000 | 124,000 |  |
Cash and cash equivalents, Amortized Cost |  | 392,410 | 423,907 | $ 498,614 | $ 587,981
Restricted cash | [1] | 530 | 0 |  |
Demand Deposits [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Short-term investments | [2] | 96,000 | 0 |  |
Cash [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost |  | 65,759 | 118,335 |  |
Cash equivalents, Money market funds [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost | [1] | 232,069 | 152,961 |  |
Cash equivalents, Time deposits [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Short-term investments | [3] | 120,000 | 124,000 |  |
Cash and cash equivalents, Amortized Cost | [1],[3] | 89,087 | 133,611 |  |
Commercial Paper [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost | [1] | $ 5,495 | $ 19,000 |  |
[1] | Fair value approximates cost basis.
[2] | Represents deposits that require a notice period of three months for withdrawal.
[3] | Certain time deposits as at October 1, 2016 have been corrected from cash equivalents to short-term investments for comparative purposes.

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- Definition Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents + References No definition available. + Details
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- Definition Amortized cost of short-term investments in debt and equity securities and other forms of securities that provide ownership interests classified as available-for-sale. + References No definition available. + Details
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3044-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The current cash, cash equivalents and investments that are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes current cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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