XML 102 R64.htm IDEA: XBRL DOCUMENT
v3.20.1

Goodwill and Purchased Intangible Assets - Schedule of Goodwill (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | $ 2,211,858,000 |
Acquired goodwill |  |  |  | 54,001,000 |
Goodwill adjustments |  |  |  | 34,038,000 |
Goodwill impairment |  | $ (256,649,000) | $ 0 | (256,649,000) | $ 0
Foreign currency adjustments |  |  |  | (119,000) |
Ending balance | [1] | 2,043,129,000 |  | 2,043,129,000 |
Wafer Inspection and Patterning |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | 360,615,000 |
Acquired goodwill |  |  |  | 54,001,000 |
Goodwill adjustments |  |  |  | 70,000 |
Goodwill impairment |  |  |  | 0 |
Foreign currency adjustments |  |  |  | (119,000) |
Ending balance | [1] | 414,567,000 |  | 414,567,000 |
Global Service and Support (“GSS”) |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | 25,908,000 |
Acquired goodwill |  |  |  | 0 |
Goodwill adjustments |  |  |  | 0 |
Goodwill impairment |  |  |  | 0 |
Foreign currency adjustments |  |  |  | 0 |
Ending balance | [1] | 25,908,000 |  | 25,908,000 |
Specialty Semiconductor Process |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | 821,842,000 |
Acquired goodwill |  |  |  | 0 |
Goodwill adjustments |  |  |  | 4,195,000 |
Goodwill impairment |  | (144,200,000) |  | (144,179,000) |
Foreign currency adjustments |  |  |  | 0 |
Ending balance | [1] | 681,858,000 |  | 681,858,000 |
PCB and Display |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | 989,918,000 |
Acquired goodwill |  |  |  | 0 |
Goodwill adjustments |  |  |  | 29,773,000 |
Goodwill impairment |  | (112,500,000) |  | (112,470,000) |
Foreign currency adjustments |  |  |  | 0 |
Ending balance | [1] | 907,221,000 |  | 907,221,000 |
Component Inspection |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance | [1] |  |  | 13,575,000 |
Acquired goodwill |  |  |  | 0 |
Goodwill adjustments |  |  |  | 0 |
Goodwill impairment |  |  |  | 0 |
Foreign currency adjustments |  |  |  | 0 |
Ending balance | [1] | 13,575,000 |  | 13,575,000 |
Others |  |  |  |  |
Goodwill |  |  |  |  |
Beginning balance |  |  |  | 0 |
Ending balance |  | $ 0 |  | $ 0 |
[1] | goodwill was assigned to the Other reporting unit, and accordingly was excluded in the table above.

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillAcquiredDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillForeignCurrencyTranslationGainLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266 + Details
Name: | us-gaap_GoodwillImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e961-128460 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillPurchaseAccountingAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_GoodwillRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_WaferInspectionAndPatterningMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_GlobalServiceAndSupportMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_SpecialtySemiconductorProcessMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_PCBAndDisplayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_ComponentInspectionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=klac_OtherReportingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |