REVENUE - Schedule of System Revenues of Primary Markets (Details) - Systems revenue	3 Months Ended
Sep. 27, 2020	Sep. 29, 2019
Memory
Concentration Risk [Line Items]
Primary market revenue, percent	58.00%	64.00%
Foundry
Concentration Risk [Line Items]
Primary market revenue, percent	36.00%	25.00%
Logic/integrated device manufacturing
Concentration Risk [Line Items]
Primary market revenue, percent	6.00%	11.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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