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CONSOLIDATED BALANCE SHEETS (Parenthetical) ¥ in Thousands, $ in Thousands | Dec. 31, 2022 CNY (¥) shares | Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 CNY (¥) shares | Dec. 31, 2021 $ / shares | Sep. 18, 2015 $ / shares shares | Sep. 18, 2015 ¥ / shares shares
--- | --- | --- | --- | --- | --- | ---
Accrued expenses and other current liabilities | ¥ 436,339 | $ 63,263 | ¥ 586,043 |  |  |
Deferred revenue, current | 986,086 | 142,969 | 1,266,948 |  |  |
Lease liabilities, current | 17,065 | 2,474 | 14,310 |  |  |
Deferred revenue, non-current | 704,860 | 102,195 | 1,081,231 |  |  |
Lease liabilities, non-current | 316,844 | 45,938 | 404,133 |  |  |
Deferred tax liabilities | 5,984 | 868 | 21,782 |  |  |
Other non-current liabilities | ¥ 6,770 | $ 982 | ¥ 11,698 |  |  |
Ordinary shares, par value | (per share) |  |  |  |  | $ 0.00005 | ¥ 0.0003
Ordinary shares, shares authorized |  |  |  |  | 1,000,000,000 | 1,000,000,000
Ordinary shares, shares issued |  |  |  |  | 1 | 1
Class A Ordinary Shares |  |  |  |  |  |
Ordinary shares, par value | $ / shares |  | $ 0.00005 |  | $ 0.00005 |  |
Ordinary shares, shares authorized | 796,062,195 | 796,062,195 | 796,062,195 |  |  |
Ordinary shares, shares issued | 2,982,516 | 2,982,516 | 2,085,939 |  |  |
Ordinary shares, shares outstanding | 2,618,698 | 2,618,698 | 1,839,553 |  |  |
Class B Ordinary Shares |  |  |  |  |  |
Ordinary shares, par value | $ / shares |  | $ 0.00005 |  | 0.00005 |  |
Ordinary shares, shares authorized | 826,389 | 826,389 | 826,389 |  |  |
Ordinary shares, shares issued | 826,389 | 826,389 | 826,389 |  |  |
Ordinary shares, shares outstanding | 826,389 | 826,389 | 826,389 |  |  |
Class C Ordinary Shares |  |  |  |  |  |
Ordinary shares, par value | $ / shares |  | $ 0.00005 |  | $ 0.00005 |  |
Ordinary shares, shares authorized | 203,111,416 | 203,111,416 | 203,111,416 |  |  |
Ordinary shares, shares issued | 3,481,353 | 3,481,353 | 4,002,930 |  |  |
Ordinary shares, shares outstanding | 3,481,353 | 3,481,353 | 4,002,930 |  |  |
VIEs |  |  |  |  |  |
Accrued expenses and other current liabilities | ¥ | ¥ 191,172 |  | ¥ 197,467 |  |  |
Deferred revenue, current | ¥ | 374,208 |  | 295,958 |  |  |
Lease liabilities, current | ¥ | 17,065 |  | 8,366 |  |  |
Deferred revenue, non-current | ¥ | 251,080 |  | 257,071 |  |  |
Lease liabilities, non-current | ¥ | 316,844 |  | 318,598 |  |  |
Deferred tax liabilities | ¥ | 1,122 |  | 2,312 |  |  |
Other non-current liabilities | ¥ | ¥ 1,063 |  | ¥ 963 |  |  |

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