Annual report pursuant to Section 13 and 15(d)

Segment Reporting and Geographic Information - Reconciliation of Total Segment Gross Margin to Total Income Before Income Taxes (Details)

v3.19.2
Segment Reporting and Geographic Information - Reconciliation of Total Segment Gross Margin to Total Income Before Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2017
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]                      
Total segment gross margin $ 665,650 $ 610,366 $ 711,638 $ 711,873 $ 692,438 $ 652,938 $ 628,820 $ 616,464      
Research and development                 $ 711,030 $ 608,531 $ 526,688
Selling, general and administrative                 599,124 442,304 388,211
Interest expense                 124,604 114,376 122,476
Other expense (income), net                 (31,462) (30,482) (16,822)
Income before income taxes                 1,296,231 1,455,931 1,173,246
Operating segments                      
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]                      
Total segment gross margin                 2,826,101 2,592,651 2,191,661
Corporate and segment reconciling items                      
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]                      
Merger and acquisition-related charges, corporate allocation, and effects of foreign exchange rates [1]                 $ 126,574 $ 1,991 $ (2,138)
[1] Acquisition-related charges primarily include amortization of intangible assets, amortization of inventory fair value adjustments, and other acquisition-related costs classified or presented as part of costs of revenues. Merger-related charges are associated with the merger agreement terminated during the fiscal year ended June 30, 2017 between KLA and Lam Research Corporation (“Lam”) primarily includes employee retention-related expenses associated with costs of revenues.