Annual report pursuant to Section 13 and 15(d)

NET INCOME PER SHARE (Details)

v3.20.2
NET INCOME PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Numerator:                      
Net income attributable to KLA $ 411,253 $ 78,452 $ 380,555 $ 346,525 $ 217,845 $ 192,728 $ 369,100 $ 395,944 $ 1,216,785 $ 1,175,617 $ 802,265
Denominator:                      
Weighted-average shares-basic, excluding unvested restricted stock units (in shares)                 156,797 156,053 156,346
Effect of dilutive options and restricted stock units and options (in shares)                 1,208 896 1,032
Weighted-average shares-diluted (in shares)                 158,005 156,949 157,378
Basic net income per share attributable to KLA (in dollars per share) $ 2.65 $ 0.50 $ 2.42 $ 2.18 $ 1.36 $ 1.23 $ 2.43 $ 2.55 $ 7.76 $ 7.53 $ 5.13
Diluted net income per share attributable to KLA (in dollars per share) $ 2.63 $ 0.50 $ 2.40 $ 2.16 $ 1.35 $ 1.23 $ 2.42 $ 2.54 $ 7.70 $ 7.49 $ 5.10
Anti-dilutive securities excluded from the computation of diluted net income per share (in shares)                 22 227 0