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Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Summary Financial Information of VIEs and their Subsidiaries

The following financial information of the VIEs and their subsidiaries as of December 31, 2021 and 2022 and for each of the three years in the period ended December 31, 2022 was included in the accompanying consolidated financial statements after elimination of intercompany transactions and balances within the Company, its subsidiaries, the VIEs and VIEs' subsidiaries:


		As of December 31,
		2021				2022
		RMB				RMB
Cash, cash equivalents and restricted cash			64,896				152,215
Short-term investments			59,105				68,440
Prepaid expenses and other current assets			54,235				47,948
Total current assets			208,932				284,328
Property and equipment, net			229,855				220,249
Right-of-use assets			291,492				274,643
Total non-current assets			660,990				617,828
Total assets			869,922				902,156
Accrued expenses and other current liabilities			197,467				191,172
Deferred revenue, current			295,958				374,208
Lease liabilities, current			8,366				17,065
Total current liabilities			501,791				582,445
Deferred revenue, non-current			257,071				251,080
Lease liabilities, non-current			318,598				316,844
Total liabilities			1,080,735				1,152,554

As of December 31, 2021 and 2022, the VIEs and VIEs' subsidiaries accounted for an aggregate of 33.6% and 39.6% of the Group's consolidated total assets, respectively, and 30.0% and 43.4% of the Group's consolidated total liabilities, respectively.


		Years ended December 31,
		2020				2021				2022
		RMB				RMB				RMB
Net revenues			1,042,693				537,273				1,076,379
Net (loss)/income			(446,621	)			(183,346	)			376,082
Net cash (used in)/generated from operating activities			(1,663,110	)			(514,536	)			502,168
Net cash (used in)/generated from investing activities			(214,045	)			177,164				(11,166	)
Net cash generated from financing activities			—				—				—

Summary of Estimated Useful Lives of Property and Equipment

Property and equipment are stated at cost and are depreciated using the straight-line method over the estimated useful lives of the assets, as follows:


Category		Estimated useful life
Buildings		36-40 years
Leasehold and buildings improvements		Shorter of lease term or expected useful life
Electronic and office equipment		3-5 years

Summary of Estimated Useful Lives of Intangible Assets

Intangible assets are amortized using the straight-line basis over the estimated useful lives as follows:


Category		Estimated useful life
Computer software		3 years
License		5 years