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Income Taxes - Schedule of Components of Deferred Income Tax (Details) - CNY (¥) ¥ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Deferred tax assets |  |
Accrued expenses | ¥ 38,204 | ¥ 39,709
Advertising expenses carry-forwards | 18,008 | 47,924
Net operating loss carry-forwards | 614,232 | 732,873
Total deferred tax assets | 670,444 | 820,506
Less: valuation allowance | (643,645) | (781,241)
Deferred tax assets, net | 26,799 | 39,265
Deferred tax liabilities |  |
Deferred costs | (5,984) | (21,782)
Total deferred tax liabilities | ¥ (5,984) | ¥ (21,782)

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