KLA Corporation Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Locations and Amounts of Designated and Non-Designated Derivative's Gains and Losses (Details)

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Locations and Amounts of Designated and Non-Designated Derivative's Gains and Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Derivative Instruments
Revenues	$ 3,415,078	$ 3,063,029	$ 9,921,920	$ 8,981,421
Costs of revenues and operating expenses	2,007,569	1,762,637	5,815,088	5,558,054
Interest expense	70,423	71,889	211,166	229,041
Other expense (income), net	(79,675)	(35,930)	(160,874)	(121,323)
Amount of gains (losses) reclassified from AOCI to earnings	14,265	1,292	38,645	7,060
Rate lock agreements \| Revenues
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	0	0	0	0
Rate lock agreements \| Costs of Revenues and Operating Expenses
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	0	0	0	0
Rate lock agreements \| Interest Expense
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	758	758	2,275	2,526
Rate lock agreements \| Other Expense (Income), Net
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	0	0	0	0
Foreign exchange contracts \| Revenues
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	2,293	3,006	5,112	7,435
Amount excluded from the assessment of effectiveness recognized in earnings	(222)	(326)	(638)	(1,209)
Amount of gains (losses) recognized in earnings	0	0	0	0
Foreign exchange contracts \| Costs of Revenues and Operating Expenses
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	11,436	(2,146)	31,896	(1,692)
Amount excluded from the assessment of effectiveness recognized in earnings	0	0	0	0
Amount of gains (losses) recognized in earnings	0	0	0	0
Foreign exchange contracts \| Interest Expense
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	0	0	0	0
Amount excluded from the assessment of effectiveness recognized in earnings	0	0	0	0
Amount of gains (losses) recognized in earnings	0	0	0	0
Foreign exchange contracts \| Other Expense (Income), Net
Derivative Instruments
Amount of gains (losses) reclassified from AOCI to earnings	0	0	0	0
Amount excluded from the assessment of effectiveness recognized in earnings	6,806	363	16,345	6,336
Amount of gains (losses) recognized in earnings	$ 1	$ (7,790)	$ 13,099	$ (4,390)