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Repurchases of Common Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Equity [Abstract] |  |  |  |
Shares repurchased in the open market (in shares) | 453 | 274 | 1,764 | 892
Shares acquired through employee surrender for statutory tax withholding (in shares) | 0 | 1 | 21 | 29
Total shares repurchased (in shares) | 453 | 275 | 1,785 | 921
Cost of shares repurchased in the open market | $ 166,423 | $ 183,315 | $ 742,661 | $ 510,937
Cost of shares for employee surrenders | 162 | 515 | 10,552 | 15,501
Total cost of shares | $ 166,585 | $ 183,830 | $ 753,213 | $ 526,438
Average cost per share - open market repurchases (in USD per share) | $ 367.55 | $ 668.33 | $ 421.12 | $ 572.10
Average cost per share - employee surrenders (in USD per share) | 387.07 | 688.35 | 502.26 | 547.90
Average cost per share - total (in USD per share) | $ 367.56 | $ 668.38 | $ 422.07 | $ 571.36

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