XML 70 R57.htm IDEA: XBRL DOCUMENT
v3.10.0.1

CASH, CASH EQUIVALENTS, RESTRICTED CASH AND SHORT-TERM INVESTMENTS (Details) - USD ($) $ in Thousands | Sep. 29, 2018 | Sep. 30, 2017 | Oct. 01, 2016 | Oct. 03, 2015
--- | --- | --- | --- | ---
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Gain | $ 0 | $ 0 |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Loss | 0 | 0 |  |  |
Available-for-sale Securities, Short-term Investments, Fair Value Disclosure | 293,000 | 216,000 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | 321,148 | 392,940 |  | $ 423,907 | $ 498,614
Short-term investments | 293,000 | 216,000 |  |  |
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments | 614,153 | 608,940 |  |  |
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Gross Unrealized Gain | 0 | 0 |  |  |
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Gross Unrealized Loss | (5) | 0 |  |  |
Cash and cash equivalents, Amortized Cost | 320,630 | 392,410 |  |  |
Cash | 42,446 | 65,759 |  |  |
Cash and Cash Equivalents, Amortized Cost | 320,635 | 392,410 |  |  |
Cash and Cash Equivalents, Gross Unrealized Gain | 0 | 0 |  |  |
Cash and Cash Equivalents, Gross Unrealized Loss | (5) | 0 |  |  |
Cash and Cash Equivalents | 320,630 | 392,410 |  |  |
Restricted cash | 518 | 530 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Amortized Cost | 518 | 530 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Gross Unrealized Gain | 0 | 0 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Gross Unrealized Loss | 0 | 0 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Fair Value Disclosure | 518 | 530 |  |  |
Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Fair Value Disclosure | 614,148 | 608,940 |  |  |
Demand Deposits [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Gain | 0 | 0 |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Loss | 0 | 0 |  |  |
Available-for-sale Securities, Short-term Investments, Fair Value Disclosure | 96,000 | 96,000 |  |  |
Short-term investments | 96,000 | 96,000 |  |  |
Cash [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost | 42,446 | 65,759 |  |  |
Cash equivalents, Money market funds [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost | 209,172 | 232,069 |  |  |
Cash Equivalents, Gross Unrealized Gain | 0 | 0 |  |  |
Cash Equivalents, Gross Unrealized Loss | (5) | 0 |  |  |
Cash Equivalents, Fair Value Disclosure | 209,167 | 232,069 |  |  |
Cash equivalents, Time deposits [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Gain | 0 | 0 |  |  |
Available-for-sale Securities, Short-term Investments, Gross Unrealized Loss | 0 | 0 |  |  |
Available-for-sale Securities, Short-term Investments, Fair Value Disclosure | 197,000 | 120,000 |  |  |
Short-term investments | 197,000 | 120,000 | [1] |  |
Cash and cash equivalents, Amortized Cost | 69,017 | 89,087 |  |  |
Cash Equivalents, Gross Unrealized Gain | 0 | 0 |  |  |
Cash Equivalents, Gross Unrealized Loss | 0 | 0 |  |  |
Cash Equivalents, Fair Value Disclosure | $ 69,017 | 89,087 |  |  |
Commercial Paper [Member] |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |
Cash and cash equivalents, Amortized Cost |  | 5,495 |  |  |
Cash Equivalents, Gross Unrealized Gain |  | 0 |  |  |
Cash Equivalents, Gross Unrealized Loss |  | 0 |  |  |
Cash Equivalents, Fair Value Disclosure |  | $ 5,495 |  |  |
[1] | {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOmE3N2ZmMmUzOWE1ZDRmMzY4OWU5MjZmNzljYjVhMjAwfFRleHRTZWxlY3Rpb246NjU2RjE3MDRFRDg1MDVCRjc1RDE2NTM0MzAyNDg2NUEM}

X
- Definition Available-for-sale Securities, Short-term Investments, Fair Value Disclosure + References No definition available. + Details
Name: | klic_AvailableforsaleSecuritiesShorttermInvestmentsFairValueDisclosure
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Short-term Investments, Gross Unrealized Gain + References No definition available. + Details
Name: | klic_AvailableforsaleSecuritiesShorttermInvestmentsGrossUnrealizedGain
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Available-for-sale Securities, Short-term Investments, Gross Unrealized Loss + References No definition available. + Details
Name: | klic_AvailableforsaleSecuritiesShorttermInvestmentsGrossUnrealizedLoss
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandShortTermInvestments
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Fair Value Disclosure + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandShortTermInvestmentsFairValueDisclosure
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Gross Unrealized Gain + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandShortTermInvestmentsGrossUnrealizedGain
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash, Restricted Cash Equivalents, and Short-Term Investments, Gross Unrealized Loss + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsandShortTermInvestmentsGrossUnrealizedLoss
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Amortized Cost + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsAmortizedCost
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Fair Value Disclosure + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsFairValueDisclosure
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Gross Unrealized Gain + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsGrossUnrealizedGain
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Gross Unrealized Loss + References No definition available. + Details
Name: | klic_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsGrossUnrealizedLoss
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash Equivalents, Fair Value Disclosure + References No definition available. + Details
Name: | klic_CashEquivalentsFairValueDisclosure
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash Equivalents, Gross Unrealized Gain + References No definition available. + Details
Name: | klic_CashEquivalentsGrossUnrealizedGain
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash Equivalents, Gross Unrealized Loss + References No definition available. + Details
Name: | klic_CashEquivalentsGrossUnrealizedLoss
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash and Cash Equivalents, Amortized Cost + References No definition available. + Details
Name: | klic_CashandCashEquivalentsAmortizedCost
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash and Cash Equivalents, Gross Unrealized Gain + References No definition available. + Details
Name: | klic_CashandCashEquivalentsGrossUnrealizedGain
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash and Cash Equivalents, Gross Unrealized Loss + References No definition available. + Details
Name: | klic_CashandCashEquivalentsGrossUnrealizedLoss
Namespace Prefix: | klic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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
Name: | us-gaap_AvailableForSaleSecuritiesShortTermInvestmentsAmortizedCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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. 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 -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
Name: | us-gaap_Cash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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 -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 Reference 2: 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=98514028&loc=d3e3044-108585 Reference 3: 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
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion 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. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 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=98514028&loc=d3e3044-108585 + Details
Name: | us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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
Name: | us-gaap_RestrictedCashAndInvestmentsCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_DemandDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CashMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_BankTimeDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CommercialPaperMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |