KLA Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Equity and Long-Term Incentive Compensation Plans (Compensation Expense) (Details)

Equity and Long-Term Incentive Compensation Plans (Compensation Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Jun. 30, 2012
Stock-based compensation expense
Stock-based compensation capitalized as inventory	$ 8,093		$ 7,692
Stock-based compensation expense	18,984	20,496
Costs of revenues
Stock-based compensation expense
Stock-based compensation expense	3,275	3,838
Engineering, research and development
Stock-based compensation expense
Stock-based compensation expense	5,463	5,821
Selling, general and administrative
Stock-based compensation expense
Stock-based compensation expense	$ 10,246	$ 10,837

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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