At the End of Fiscal 2017 2018 2019 2020 2021 (in thousands) Consolidated Balance Sheet Data: Cash and cash equivalents $ 183,675 $ 244,057 $ 447,990 $ 362,635 $ 337,147 Marketable securities 362,986 353,289 749,482 936,518 916,388 Working capital 526,043 580,788 1,192,011 1,275,651 1,147,513 Total assets 928,352 1,123,995 1,973,025 2,364,204 2,819,440 Deferred revenue, current and non-current portion 272,963 374,102 535,920 697,288 843,697 Long-term debt — — 449,828 477,007 755,814 Total stockholders’ equity 537,201 574,401 737,780 830,118 750,006 36