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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss), Net | Retained Earnings
--- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2021 |  | 78,710 |  |  |
Beginning Balance at Dec. 31, 2021 | $ 3,622,714 | $ 8 | $ 999,006 | $ 4,326 | $ 2,619,374
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net income | 247,098 |  |  |  | 247,098
Change in tax effect unrealized gains on investments |  |  |  | (3,029) |
Net change in unrealized gains (losses) from investments | (3,029) |  |  |  |
Net change in foreign currency translation adjustment | (21,067) |  |  | (21,067) |
Issuance of common stock relating to employee equity compensation plans (in shares) |  | 250 |  |  |
Issuance of common stock relating to employee equity compensation plans | 14,827 |  | 14,827 |  |
Tax withholdings related to net share settlements of equity awards | (52,187) |  | (52,187) |  |
Common stock repurchased and retired (in shares) |  | (901) |  |  |
Common stock repurchased and retired | (275,036) |  | (10,525) |  | (264,511)
Stock-based compensation | 65,761 |  | 65,761 |  |
Ending Balance (in shares) at Jun. 30, 2022 |  | 78,059 |  |  |
Ending Balance at Jun. 30, 2022 | 3,599,081 | $ 8 | 1,016,882 | (19,770) | 2,601,961
Beginning Balance (in shares) at Mar. 31, 2022 |  | 78,805 |  |  |
Beginning Balance at Mar. 31, 2022 | 3,666,852 | $ 8 | 992,287 | (5,713) | 2,680,270
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net income | 112,800 |  |  |  | 112,800
Change in tax effect unrealized gains on investments |  |  |  | (301) |
Net change in unrealized gains (losses) from investments | (301) |  |  |  |
Net change in foreign currency translation adjustment | (13,756) |  |  | (13,756) |
Issuance of common stock relating to employee equity compensation plans (in shares) |  | 11 |  |  |
Issuance of common stock relating to employee equity compensation plans | 0 |  | 0 |  |
Tax withholdings related to net share settlements of equity awards | (654) |  | (654) |  |
Common stock repurchased and retired (in shares) |  | (757) |  |  |
Common stock repurchased and retired | (200,000) |  | (8,891) |  | (191,109)
Stock-based compensation | 34,140 |  | 34,140 |  |
Ending Balance (in shares) at Jun. 30, 2022 |  | 78,059 |  |  |
Ending Balance at Jun. 30, 2022 | 3,599,081 | $ 8 | 1,016,882 | (19,770) | 2,601,961
Beginning Balance (in shares) at Dec. 31, 2022 |  | 77,267 |  |  |
Beginning Balance at Dec. 31, 2022 | 3,601,358 | $ 8 | 1,044,946 | (10,284) | 2,566,688
Ending Balance (in shares) at Mar. 31, 2023 |  | 76,516 |  |  |
Ending Balance at Mar. 31, 2023 | 3,480,049 | $ 8 | 1,104,693 | 1,835 | 2,373,513
Beginning Balance (in shares) at Dec. 31, 2022 |  | 77,267 |  |  |
Beginning Balance at Dec. 31, 2022 | 3,601,358 | $ 8 | 1,044,946 | (10,284) | 2,566,688
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net income | 199,612 |  |  |  | 199,612
Change in tax effect unrealized gains on investments |  |  |  | 1,995 |
Net change in unrealized gains (losses) from investments | 1,995 |  |  |  |
Net change in foreign currency translation adjustment | 19,632 |  |  | 19,632 |
Issuance of common stock relating to employee equity compensation plans (in shares) |  | 207 |  |  |
Issuance of common stock relating to employee equity compensation plans | 14,256 |  | 14,256 |  |
Tax withholdings related to net share settlements of equity awards | (21,787) |  | (21,787) |  |
Common stock repurchased and retired (in shares) |  | (942) |  |  |
Common stock repurchased and retired | (292,360) |  | (11,387) |  | (280,973)
Equity forward contract related to accelerated stock repurchase | 40,000 |  | 40,000 |  |
Stock-based compensation | 75,595 |  | 75,595 |  |
Ending Balance (in shares) at Jun. 30, 2023 |  | 76,532 |  |  |
Ending Balance at Jun. 30, 2023 | 3,638,301 | $ 8 | 1,141,623 | 11,343 | 2,485,327
Beginning Balance (in shares) at Mar. 31, 2023 |  | 76,516 |  |  |
Beginning Balance at Mar. 31, 2023 | 3,480,049 | $ 8 | 1,104,693 | 1,835 | 2,373,513
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net income | 111,814 |  |  |  | 111,814
Change in tax effect unrealized gains on investments | 350 |  |  | 350 |
Net change in unrealized gains (losses) from investments | 350 |  |  |  |
Net change in foreign currency translation adjustment | 9,158 |  |  | 9,158 |
Issuance of common stock relating to employee equity compensation plans (in shares) |  | 16 |  |  |
Tax withholdings related to net share settlements of equity awards | (930) |  | (930) |  |
Stock-based compensation | 37,860 |  | 37,860 |  |
Ending Balance (in shares) at Jun. 30, 2023 |  | 76,532 |  |  |
Ending Balance at Jun. 30, 2023 | $ 3,638,301 | $ 8 | $ 1,141,623 | $ 11,343 | $ 2,485,327

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