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Fair Value Measurements (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Jun. 30, 2017
--- | --- | ---
Marketable securities: |  |  |  |  |
Total cash equivalents and marketable securities |  | $ 2,352,007 | [1] | $ 2,669,924 | [2]
Other current assets: |  |  |  |  |
Derivative assets |  | 5,385 |  | 5,931 |
Other non-current assets: |  |  |  |  |
Executive Deferred Savings Plan |  | 197,213 |  | 182,150 |
Total assets measured at fair value |  | 2,554,605 | [1] | 2,858,005 | [2]
Other current liabilities: |  |  |  |  |
Derivative liabilities |  | (6,828) |  | (1,275) |
Total financial liabilities |  | (6,828) |  | (1,275) |
Cash excluded from fair value measurement |  | 473,800 |  | 307,400 |
Time deposits excluded from fair value measurement | [3] | 54,537 |  | 39,389 |
U.S. Treasury securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 1,996 |  |  |
Marketable securities: |  |  |  |  |
Marketable securities |  | 405,654 |  | 373,299 |
Corporate debt securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 4,995 |  | 76,472 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 735,408 |  | 1,042,723 |
Money market funds and other |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 863,115 |  | 616,039 |
U.S. Government agency securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 7,675 |  | 117,417 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 316,022 |  | 391,409 |
Sovereign securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  |  |  | 10,050 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 17,142 |  | 42,515 |
Level 1 |  |  |  |  |
Marketable securities: |  |  |  |  |
Total cash equivalents and marketable securities |  | 1,527,190 | [1] | 1,357,459 | [2]
Other current assets: |  |  |  |  |
Derivative assets |  | 0 |  | 0 |
Other non-current assets: |  |  |  |  |
Executive Deferred Savings Plan |  | 143,580 |  | 136,145 |
Total assets measured at fair value |  | 1,670,770 | [1] | 1,493,604 | [2]
Other current liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  | 0 |
Total financial liabilities |  | 0 |  | 0 |
Level 1 | U.S. Treasury securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 0 |  |  |
Marketable securities: |  |  |  |  |
Marketable securities |  | 364,574 |  | 373,299 |
Level 1 | Corporate debt securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 0 |  | 0 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 0 |  | 0 |
Level 1 | Money market funds and other |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 863,115 |  | 616,039 |
Level 1 | U.S. Government agency securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 0 |  | 0 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 299,501 |  | 368,121 |
Level 1 | Sovereign securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  |  |  | 0 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 0 |  | 0 |
Level 2 |  |  |  |  |
Marketable securities: |  |  |  |  |
Total cash equivalents and marketable securities |  | 824,817 | [1] | 1,312,465 | [2]
Other current assets: |  |  |  |  |
Derivative assets |  | 5,385 |  | 5,931 |
Other non-current assets: |  |  |  |  |
Executive Deferred Savings Plan |  | 53,633 |  | 46,005 |
Total assets measured at fair value |  | 883,835 | [1] | 1,364,401 | [2]
Other current liabilities: |  |  |  |  |
Derivative liabilities |  | (6,828) |  | (1,275) |
Total financial liabilities |  | (6,828) |  | (1,275) |
Level 2 | U.S. Treasury securities |  |  |  |  |
Marketable securities: |  |  |  |  |
Marketable securities |  | 41,080 |  | 0 |
Level 2 | Corporate debt securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 4,995 |  | 76,472 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 735,408 |  | 1,042,723 |
Level 2 | Money market funds and other |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 0 |  | 0 |
Level 2 | U.S. Government agency securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  | 7,675 |  | 117,417 |
Marketable securities: |  |  |  |  |
Marketable securities |  | 16,521 |  | 23,288 |
Level 2 | Sovereign securities |  |  |  |  |
Cash equivalents: |  |  |  |  |
Cash equivalents |  |  |  | 10,050 |
Marketable securities: |  |  |  |  |
Marketable securities |  | $ 17,142 |  | $ 42,515 |
[1] | Excludes cash of $473.8 million held in operating accounts and time deposits of $54.5 million as of June 30, 2018.
[2] | Excludes cash of $307.4 million held in operating accounts and time deposits of $39.4 million as of June 30, 2017.
[3] | Time deposits excluded from fair value measurements.

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