Quarterly report pursuant to Section 13 or 15(d)

Stock Repurchase Program (Details)

v3.8.0.1
Stock Repurchase Program (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Mar. 16, 2018
Equity, Class of Treasury Stock          
Total cost of repurchases $ 83,435 $ 0 $ 165,078 $ 0  
Common Stock and Capital in Excess of Par Value, Shares          
Equity, Class of Treasury Stock          
Number of shares of common stock repurchased (in shares) 796,000 0 1,618,000 0  
New repurchase program          
Equity, Class of Treasury Stock          
Number of shares authorized to be repurchased (in shares)         1,000,000,000
Remaining number of shares authorized to be repurchased (in shares) 1,000,000,000   1,000,000,000    
New repurchase program, authorized shares if Orbotech merger closes          
Equity, Class of Treasury Stock          
Number of shares authorized to be repurchased (in shares)         2,000,000,000