|
Equity and Long-Term Incentive Compensation Plans (Compensation Expense) (Details) (USD $)
In Thousands, unless otherwise specified
|
3 Months Ended |
6 Months Ended |
|
|
Dec. 31, 2014 |
Dec. 31, 2013 |
Dec. 31, 2014 |
Dec. 31, 2013 |
Jun. 30, 2014 |
| Stock-based compensation expense |
|
|
|
|
|
| Stock-based compensation expense |
$ 14,848us-gaap_AllocatedShareBasedCompensationExpense |
$ 14,870us-gaap_AllocatedShareBasedCompensationExpense |
$ 30,331us-gaap_AllocatedShareBasedCompensationExpense |
$ 34,089us-gaap_AllocatedShareBasedCompensationExpense |
|
| Stock-based compensation capitalized as inventory |
3,389klac_StockBasedCompensationCapitalizedAsInventory |
|
3,389klac_StockBasedCompensationCapitalizedAsInventory |
|
8,278klac_StockBasedCompensationCapitalizedAsInventory |
| Costs of revenues |
|
|
|
|
|
| Stock-based compensation expense |
|
|
|
|
|
| Stock-based compensation expense |
1,963us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember |
2,321us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember |
4,200us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember |
5,498us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember |
|
| Engineering, research and development |
|
|
|
|
|
| Stock-based compensation expense |
|
|
|
|
|
| Stock-based compensation expense |
3,335us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember |
3,877us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember |
7075年us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember |
9,285us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember |
|
| Selling, general and administrative |
|
|
|
|
|
| Stock-based compensation expense |
|
|
|
|
|
| Stock-based compensation expense |
$ 9,550us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember |
$ 8,672us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember |
$ 19,056us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember |
$ 19,306us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember |
|