Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements Financial Assets and Liabilities (Details)

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Fair Value Measurements Financial Assets and Liabilities (Details) (USD $)
Jun. 30, 2014
Jun. 30, 2013
Fair Value Measurements    
Cash excluded from fair value measurement $ 106,700,000 $ 125,500,000
Time deposits excluded from fair value measurement 33,509,000 [1] 43,413,000 [1]
Total
    
Fair Value Measurements    
Total cash equivalents and marketable securities 3,012,408,000 [2] 2,750,011,000 [3]
Derivative assets 666,000 4,016,000
Executive Deferred Savings Plan 159,995,000 136,461,000
Total assets measured at fair value 3,173,069,000 [2] 2,890,488,000 [3]
Derivative liabilities (898,000) (2,173,000)
Total financial liabilities (898,000) (2,173,000)
Total | U.S. Treasury securities
    
Fair Value Measurements    
Marketable securities: 384,400,000 93,787,000
Total | U.S. Government agency securities
    
Fair Value Measurements    
Cash equivalents: 28,000,000  
Marketable securities: 839,843,000 598,031,000
Total | Municipal securities
    
Fair Value Measurements    
Cash equivalents: 2,891,000  
Marketable securities: 93,325,000 103,455,000
Total | Corporate debt securities
    
Fair Value Measurements    
Cash equivalents: 68,992,000 3,800,000
Marketable securities: 1,155,176,000 1,099,525,000
Total | Money market and other
    
Fair Value Measurements    
Cash equivalents: 397,517,000 817,608,000
Total | Sovereign securities
    
Fair Value Measurements    
Marketable securities: 42,264,000 33,805,000
Level 1
    
Fair Value Measurements    
Total cash equivalents and marketable securities 1,592,012,000 [2] 1,522,985,000 [3]
Derivative assets 0 0
Executive Deferred Savings Plan 105,311,000 96,180,000
Total assets measured at fair value 1,697,323,000 [2] 1,619,165,000 [3]
Derivative liabilities 0 0
Total financial liabilities 0 0
Level 1 | U.S. Treasury securities
    
Fair Value Measurements    
Marketable securities: 365,401,000 93,787,000
Level 1 | U.S. Government agency securities
    
Fair Value Measurements    
Cash equivalents: 8,000,000  
Marketable securities: 811,841,000 598,031,000
Level 1 | Municipal securities
    
Fair Value Measurements    
Cash equivalents: 0  
Marketable securities: 0 0
Level 1 | Corporate debt securities
    
Fair Value Measurements    
Cash equivalents: 0 0
Marketable securities: 0 0
Level 1 | Money market and other
    
Fair Value Measurements    
Cash equivalents: 397,517,000 817,608,000
Level 1 | Sovereign securities
    
Fair Value Measurements    
Marketable securities: 9,253,000 13,559,000
Level 2
    
Fair Value Measurements    
Total cash equivalents and marketable securities 1,420,396,000 [2] 1,227,026,000 [3]
Derivative assets 666,000 4,016,000
Executive Deferred Savings Plan 54,684,000 40,281,000
Total assets measured at fair value 1,475,746,000 [2] 1,271,323,000 [3]
Derivative liabilities (898,000) (2,173,000)
Total financial liabilities (898,000) (2,173,000)
Level 2 | U.S. Treasury securities
    
Fair Value Measurements    
Marketable securities: 18,999,000 0
Level 2 | U.S. Government agency securities
    
Fair Value Measurements    
Cash equivalents: 20,000,000  
Marketable securities: 28,002,000 0
Level 2 | Municipal securities
    
Fair Value Measurements    
Cash equivalents: 2,891,000  
Marketable securities: 93,325,000 103,455,000
Level 2 | Corporate debt securities
    
Fair Value Measurements    
Cash equivalents: 68,992,000 3,800,000
Marketable securities: 1,155,176,000 1,099,525,000
Level 2 | Money market and other
    
Fair Value Measurements    
Cash equivalents: 0 0
Level 2 | Sovereign securities
    
Fair Value Measurements    
Marketable securities: $ 33,011,000 $ 20,246,000
[1] Time deposits excluded from fair value measurements.
[2] Excludes cash of $106.7 million held in operating accounts and time deposits of $33.5 million as of June 30, 2014.
[3] Excludes cash of $125.5 million held in operating accounts and time deposits of $43.4 million as of June 30, 2013.