XML 38 R27.htm IDEA: XBRL DOCUMENT
v3.19.2

EQUITY INVESTMENTS (Tables) | 9 Months Ended
--- | ---
Jun. 29, 2019
Equity Method Investments [Abstract] |
Equity investments | Equity investments consisted of the following as of June 29, 2019 and September 29, 2018:
| As of
(in thousands) | June 29, 2019 |  | September 29, 2018
Non-marketable equity securities(1) | $ | 5,000 |  |  | $ | — |
Equity method investments | 1,301 |  |  | 1,373 |
Total | $ | 6,301 |  |  | $ | 1,373 |
(1) On January 30, 2019, the Company made a $5.0 million investment in one of our collaborative partners, over which the Company does not have significant influence. During the three and nine months ended June 29, 2019, there was no impairment or adjustment to the observable price.

X
- Definition Equity Method Investments [Abstract] + References No definition available. + Details
Name: | klic_EquityMethodInvestmentsAbstract
Namespace Prefix: | klic_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration