Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Geographic Information (Details)

v2.4.1.9
Segment Reporting and Geographic Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Mar. 31, 2015
customer
Mar. 31, 2014
customer
Mar. 31, 2015
segment
customer
Mar. 31, 2014
customer
Jun. 30, 2014
customer
Segment Reporting and Geographic Information          
Number of reportable segments     1us-gaap_NumberOfReportableSegments    
Revenues $ 738,459us-gaap_SalesRevenueNet $ 831,599us-gaap_SalesRevenueNet $ 2,057,717us-gaap_SalesRevenueNet $ 2,195,065us-gaap_SalesRevenueNet  
Segment percent of total revenues 100.00%klac_SegmentPercentOfTotalRevenue 100.00%klac_SegmentPercentOfTotalRevenue 100.00%klac_SegmentPercentOfTotalRevenue 100.00%klac_SegmentPercentOfTotalRevenue  
Number of customers with significant revenue 3klac_NumberOfCustomersWithSignificantRevenue 3klac_NumberOfCustomersWithSignificantRevenue 3klac_NumberOfCustomersWithSignificantRevenue 3klac_NumberOfCustomersWithSignificantRevenue  
Number of customers with significant accounts receivable balance 2klac_NumberOfCustomersWithSignificantAccountsReceivableBalance   2klac_NumberOfCustomersWithSignificantAccountsReceivableBalance   2klac_NumberOfCustomersWithSignificantAccountsReceivableBalance
Long-lived assets 321,081us-gaap_AssetsNoncurrent   321,081us-gaap_AssetsNoncurrent   330,263us-gaap_AssetsNoncurrent
Customer One          
Segment Reporting and Geographic Information          
Segment percent of total revenues 18.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerOneMember
25.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerOneMember
15.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerOneMember
17.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerOneMember
 
Customer Two          
Segment Reporting and Geographic Information          
Segment percent of total revenues 15.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerTwoMember
17.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerTwoMember
14.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerTwoMember
16.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerTwoMember
 
Customer Three          
Segment Reporting and Geographic Information          
Segment percent of total revenues 14.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerThreeMember
12.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerThreeMember
11.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerThreeMember
13.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_MajorCustomersAxis
= klac_CustomerThreeMember
 
Defect inspection          
Segment Reporting and Geographic Information          
Revenues 399,014us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
497,918us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
1,150,375us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
1,235,783us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
 
Segment percent of total revenues 54.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
60.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
56.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
56.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_DefectInspectionMember
 
Metrology          
Segment Reporting and Geographic Information          
Revenues 138,781us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
159,662us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
328,377us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
422,656us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
 
Segment percent of total revenues 19.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
19.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
16.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
19.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_MetrologyMember
 
Service          
Segment Reporting and Geographic Information          
Revenues 173,278us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
161,516us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
512,054us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
479,059us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
 
Segment percent of total revenues 23.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
19.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
25.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
22.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_ServiceMember
 
Other          
Segment Reporting and Geographic Information          
Revenues 27,386us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
12,503us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
66,911us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
57,567us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
 
Segment percent of total revenues 4.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
2.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
3.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
3.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_ProductOrServiceAxis
= klac_OtherRevenueMember
 
North America          
Segment Reporting and Geographic Information          
Revenues 178,207us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
176,560us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
609,807us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
504,188us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
 
Segment percent of total revenues 24.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
21.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
29.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
23.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
 
Taiwan          
Segment Reporting and Geographic Information          
Revenues 178,333us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_TW
242,631us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_TW
456,586us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_TW
508,747us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_TW
 
Segment percent of total revenues 24.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_TW
29.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_TW
22.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_TW
23.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_TW
 
Japan          
Segment Reporting and Geographic Information          
Revenues 131,022us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_JP
99,887us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_JP
327,253us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_JP
245,522us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_JP
 
Segment percent of total revenues 18.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_JP
12.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_JP
16.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_JP
11.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_JP
 
Europe & Israel          
Segment Reporting and Geographic Information          
Revenues 45,396us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
45,722us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
137,105us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
237,504us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
 
Segment percent of total revenues 6.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
6.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
7.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
11.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_EuropeAndIsraelMember
 
Korea          
Segment Reporting and Geographic Information          
Revenues 147,753us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
80,454us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
323,981us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
310,481us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
 
Segment percent of total revenues 20.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_KR
10.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_KR
16.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_KR
14.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= country_KR
 
United States          
Segment Reporting and Geographic Information          
Long-lived assets 214,598us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_US
  214,598us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_US
  219,280us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_US
Europe          
Segment Reporting and Geographic Information          
Long-lived assets 16,753us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= us-gaap_EuropeMember
  16,753us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= us-gaap_EuropeMember
  19,527us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= us-gaap_EuropeMember
Singapore          
Segment Reporting and Geographic Information          
Long-lived assets 46,898us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_SG
  46,898us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_SG
  48,938us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_SG
Israel          
Segment Reporting and Geographic Information          
Long-lived assets 34,158us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_IL
  34,158us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_IL
  33,388us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= country_IL
Rest of Asia          
Segment Reporting and Geographic Information          
Revenues 57,748us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
186,345us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
202,985us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
388,623us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
 
Segment percent of total revenues 8.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
22.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
10.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
18.00%klac_SegmentPercentOfTotalRevenue
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
 
Long-lived assets $ 8,674us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
  $ 8,674us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember
  $ 9,130us-gaap_AssetsNoncurrent
/ us-gaap_StatementGeographicalAxis
= klac_RestOfAsiaMember