| Dec 31, 2010 | Dec 31, 2011 | Dec 31, 2012 | Dec 31, 2013 | Dec 31, 2014 | Dec 31, 2015 | Dec 31, 2016 | Dec 31, 2017 | Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net income | 338 | 512 | 576 | 734 | 773 | 1,055 | 1,699 | 1,667 | 942 | 3,078 | 1,890 | 2,664 | 2,877 | 4,135 | 4,145 |
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| Net income from discontinued operations | - | - | - | - | - | - | - | - | - | 1,144 | - | - | 91 | - | - |
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| Depreciation and amortization | 35 | 47 | 37 | 26 | 28 | 28 | 47 | 123 | 303 | 375 | 530 | 514 | 414 | 430 | 331 |
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| Fair value changes of equity security, other investments and financial instruments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 115 |
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| Asset Impairment Charges | - | - | - | - | - | - | - | - | - | - | 9 | 16 | 44 | 66 | 177 |
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| Share-based Compensation. | 16 | 19 | 33 | 51 | 56 | 106 | 143 | 308 | 368 | 345 | 408 | 477 | 460 | 457 | 532 |
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| Allowance for expected credit losses | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 9 |
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| Losses/(gains) on disposal of property, equipment and software | -2 | 0 | 0 | 0 | -0 | -1 | -0 | -1 | 0 | -1 | -1 | -8 | -1 | -1 | 1 |
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| Unrealized exchange (gains)/losses | - | -12 | 1 | -2 | -3 | 18 | 24 | -67 | -6 | 1 | -475 | -77 | 233 | -17 | 99 |
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| Gains on disposal of long-term investments, business and subsidiaries | - | - | - | - | - | - | - | - | 31 | 14 | 4 | 29 | 260 | 9 | 37 |
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| Deferred income taxes | - | - | - | 24 | -19 | -23 | 10 | -67 | -10 | 22 | 14 | 64 | 71 | 19 | 44 |
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| Share of results on equity method investees and revaluation results from previously held equity interest | - | - | - | - | - | - | - | - | - | - | 46 | 247 | 183 | 67 | -21 |
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| Fair value changes of short-term investments | - | - | - | - | -10 | -22 | -44 | -60 | -67 | -94 | -89 | -100 | -50 | -58 | -73 |
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| Accounts receivable | 14 | -2 | 11 | 22 | 76 | 269 | 237 | -87 | 103 | 2 | 81 | 186 | -80 | 207 | -98 |
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| Inventories | - | - | - | - | - | 122 | 110 | 599 | -66 | -60 | -5 | 54 | 4 | -42 | -17 |
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| Prepayments and other assets | -0 | 13 | 11 | 4 | 47 | 193 | 153 | 18 | 105 | 214 | 2 | -100 | -106 | -12 | 111 |
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| Accounts payable | -6 | 4 | 7 | 12 | 31 | 38 | 87 | 169 | -12 | 2 | -13 | -24 | 65 | -79 | 12 |
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| Salary and welfare payables | 8 | 10 | 7 | 14 | 25 | 60 | 82 | 108 | 117 | 21 | 81 | 79 | 62 | -9 | -29 |
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| Taxes payable | 2 | 5 | -6 | -52 | 42 | 62 | 142 | -24 | 101 | -19 | 173 | 40 | -133 | -34 | 26 |
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| Contract liabilities | - | - | - | - | - | - | - | - | 262 | 127 | 359 | 212 | 56 | 164 | 277 |
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| Accrued liabilities and other payables | - | - | - | 24 | 50 | 115 | 154 | 245 | 34 | -26 | 211 | 333 | 275 | 164 | 210 |
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| Net cash provided by continuing operating activities | - | 647 | 678 | 865 | 947 | 1,247 | 2,231 | - | - | 2,429 | 3,814 | 3,912 | - | - | - |
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| Net cash provided by operating activities | 433 | - | - | - | - | - | - | 1,827 | 1,951 | 2,473 | 3,814 | 3,912 | 4,017 | 4,976 | 5,436 |
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| Purchase of property, equipment and software | 45 | 65 | 29 | 36 | 87 | 134 | 164 | 283 | 368 | 174 | 162 | 251 | 305 | 324 | 175 |
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| Proceeds from Sale of Property, Plant, and Equipment | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 9 | 3 | 11 | 6 | 1 | 2 |
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| Purchase of intangible assets, content and licensed copyrights | - | 6 | - | - | - | - | - | 104 | 196 | 304 | 343 | 237 | 79 | 278 | 128 |
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| Net change of short-term investments with terms of three months or less | - | - | - | -79 | 40 | -36 | -534 | -138 | -171 | -147 | -254 | 580 | 113 | -250 | -56 |
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| Purchase of short-term investments with terms over three months | - | - | 177 | 66 | 380 | 878 | 1,792 | 1,920 | 1,952 | 3,213 | 3,051 | 2,399 | 863 | - | 1,128 |
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| Proceeds from Maturities, Prepayments and Calls of Short-term Investments | - | - | - | 172 | 164 | 479 | 1,423 | 2,400 | 1,906 | 2,905 | 3,698 | 2,077 | 1,475 | 758 | 391 |
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| Investment in equity method investees | - | - | - | - | - | - | - | - | 40 | 65 | 53 | 176 | 102 | 63 | 70 |
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| Investment in other equity investments and acquisition of subsidiaries | - | - | - | - | - | - | - | - | - | - | 316 | 850 | 641 | 336 | 81 |
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| Proceeds from Disposal of Long-term Investments, Business, Subsidiaries and Other Financial Instruments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 387 |
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| Placement/rollover of matured time deposits | 1,576 | 1,726 | 2,631 | 3,602 | 3,539 | 2,936 | 2,934 | 5,223 | - | - | - | - | 14,350 | 17,563 | 21,206 |
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| Proceeds from Matured Time Deposits | 1,279 | 1,525 | 1,866 | 3,012 | 3,208 | 3,486 | 2,359 | 3,447 | 5,807 | 7,811 | 9,943 | 12,759 | 13,375 | 15,693 | 24,575 |
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| Change in other long-term assets | - | - | - | - | - | - | - | - | 79 | 6 | 25 | 42 | 47 | 60 | 56 |
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| Net cash (used in)/provided by investing activities | -397 | - | - | - | - | - | - | -2,036 | -1,974 | -3,180 | -4,474 | -1,111 | -1,069 | -2,401 | 2,455 |
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| Net changes from short-term loans with terms of three months or less | - | - | - | - | - | - | - | - | 901 | 365 | 571 | -69 | -185 | -1,923 | -912 |
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| Proceeds of loans with terms over three months | - | - | - | - | - | - | - | - | - | - | - | - | 927 | 1,911 | 1,907 |
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| Payment of loans with terms over three months | - | - | - | - | - | - | - | - | - | - | - | - | 40 | 1,158 | 2,019 |
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| Dividends paid to shareholders | - | - | - | 135 | 320 | 227 | 367 | 501 | 209 | 1,270 | 656 | 551 | 975 | 1,129 | 1,530 |
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| Net amounts (paid)/received related to capital contribution from or repurchase of noncontrolling interests shareholders | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -19 |
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| Cash paid for repurchase of NetEase's ADSs/purchase of subsidiaries' ADSs and shares | - | - | - | - | - | - | - | - | - | - | - | - | 1,207 | 737 | 1,210 |
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| Net cash used in financing activities | 4 | - | - | - | - | - | - | -200 | 231 | 155 | 1,519 | -1,975 | -1,484 | -3,024 | -3,745 |
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| Effect of exchange rate changes on cash, cash equivalents and restricted cash held in foreign currencies | - | - | - | - | - | - | - | - | 12 | 4 | 25 | -9 | 16 | -29 | 1 |
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| Net increase/(decrease) in cash, cash equivalents and restricted cash | - | - | - | - | - | - | - | - | 220 | -547 | 884 | 817 | 1,481 | -476 | 4,147 |
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| Income Taxes Paid, Net | 38 | 59 | 104 | 114 | 89 | 174 | 158 | 417 | 292 | 459 | 314 | 557 | 738 | 690 | 711 |
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| Cash paid for interest expenses | - | - | - | - | - | - | - | - | 44 | 62 | 38 | 29 | 85 | 110 | 67 |
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| Capital Expenditures Incurred but Not yet Paid | 22 | 6 | 1 | 2 | 13 | 33 | 37 | 45 | 60 | 44 | 52 | 110 | 100 | 145 | 140 |
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