NET INCOME PER SHARE (Tables)

9 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Schedule of Computation of Basic and Diluted Net Income (Loss) Per Share

The following table sets forth the computation of basic and diluted net income per share attributable to KLA:

	Three Months Ended				Nine Months Ended
(In thousands, except per share amounts)	March 31,				March 31,
	2021		2020		2021		2020
Numerator:
Net income attributable to KLA	$	567,496	$	78,452	$	1,445,314	$	805,532
Denominator:
Weighted-average shares - basic, excluding unvested restricted stock units	153,801		156,067		154,457		157,356
Effect of dilutive restricted stock units and options	1,358		1,105		1,332		1,230
Weighted-average shares - diluted	155,159		157,172		155,789		158,586
Basic net income per share attributable to KLA	$	3.69	$	0.50	$	9.36	$	5.12
Diluted net income per share attributable to KLA	$	3.66	$	0.50	$	9.28	$	5.08
Anti-dilutive securities excluded from the computation of diluted net income per share	—		1		—		42