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		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Jun. 30, 2012
Stock-based compensation expense
Stock-based compensation capitalized as inventory	$ 8,096		$ 8,096		$ 7,692
Stock-based compensation expense	18,536	20,914	52,478	61,056
Costs of revenues
Stock-based compensation expense
Stock-based compensation expense	2,912	3,194	8,811	10,703
Engineering, research and development
Stock-based compensation expense
Stock-based compensation expense	5,068	4,995	14,801	16,572
Selling, general and administrative
Stock-based compensation expense
Stock-based compensation expense	$ 10,556	$ 12,725	$ 28,866	$ 33,781

- 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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