Stock Repurchase Program, Authorized Amount, Additional Amount

No definition available.

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Namespace Prefix:	klic_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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- Details

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SUBSEQUENT EVENTS (Details) - USD ($) $ in Thousands	9 Months Ended
SUBSEQUENT EVENTS (Details) - USD ($) $ in Thousands	Jun. 27, 2020	Jul. 03, 2020	Sep. 28, 2019	Jan. 31, 2019	Jul. 10, 2018	Aug. 15, 2017
Subsequent Event [Line Items]
Stock repurchase program, authorized amount				$ 300,000	$ 200,000	$ 100,000
Total derivative, Notional Amount	$ 37,383		$ 33,834
Subsequent Event [Member]
Subsequent Event [Line Items]
Authorized amount, additional amount		$ 100,000
Stock repurchase program, authorized amount		$ 400,000
Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Subsequent Event [Line Items]
Total derivative, Notional Amount	$ 37,383		$ 33,834
Foreign exchange forward contract, term of contract	12 months