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Treasury Stock (Details) - USD ($) $ in Thousands, shares in Millions |  | 3 Months Ended
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2018 | Apr. 01, 2017
Treasury Stock Transactions, Excluding Value of Shares Reissued [Abstract] |  |  |
Board-approved share repurchase program of common stock | $ 3,000,000 | $ 3,000,000 |
Stock repurchase program expiration date | Dec. 31, 2020 |  |
Repurchased shares under the share repurchase program |  | 2.4 | 1.6
Payments for repurchase of common stock |  | $ 157,463 | $ 114,547
Remaining authorization under the share repurchase program | $ 700,000 | $ 700,000 |

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