v3.26.1
ADDITIONAL INFORMATION-FINANCIAL STATEMENT SCHEDULE I - Condensed Financial Information of Parent Company Statement of Cash Flows (Detail)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
CASH FLOWS FROM OPERATING ACTIVITIES        
Net loss ¥ (323,307) $ (46,232) ¥ (1,048,954) ¥ (7,298)
Adjustments to reconcile net loss to net cash provided by operating activities:        
Realized gains from investments (34,065) (4,871) (25,302) (31,230)
Changes in operating assets and liabilities:        
Prepaid expenses and other current assets (85,411) (12,214) (14,258) (182,561)
Accrued expenses and other current liabilities 281,727 40,286 421,047 210,018
Net cash generated from operating activities 416,094 59,501 258,007 353,697
CASH FLOWS FROM INVESTING ACTIVITIES        
Net cash (used in)/generated from investing activities (818,783) (117,084) 620,821 (423,978)
CASH FLOWS FROM FINANCING ACTIVITIES        
Capital contribution 0 0 0 12
Repurchase of ordinary shares (343,360) (49,100) (205,302) (90,492)
Net cash used in financing activities (214,140) (30,622) (205,302) (90,480)
Effect of exchange rate changes 2,512 359 (17,139) 10,781
Net (decrease)/increase in cash, cash equivalents and restricted cash (614,317) (87,846) 656,387 (149,980)
Cash and cash equivalents at beginning of the year 1,321,118      
Cash and cash equivalents at end of the year 596,195 85,255 1,321,118  
Parent Company [Member]        
CASH FLOWS FROM OPERATING ACTIVITIES        
Net loss (323,307) (46,232) (1,048,954) (7,298)
Adjustments to reconcile net loss to net cash provided by operating activities:        
Equity in loss of subsidiaries and VIEs 401,372 57,396 1,051,659 28,414
Realized gains from investments (20,357) (2,911) (7,773) (4,946)
Fair value change of fair value option (20,925) (2,992) (5,547) (5,301)
Changes in operating assets and liabilities:        
Prepaid expenses and other current assets (70,428) (10,072) (517) 4,145
Accrued expenses and other current liabilities 67,327 9,627 (1,085) (436)
Net cash generated from operating activities 33,682 4,816 (12,217) 14,578
CASH FLOWS FROM INVESTING ACTIVITIES        
Loans to subsidiaries (372,796) (53,309) (74,245) (250,744)
Repayment from subsidiaries 641,002 91,662 325,466 402,800
Purchase of short-term and long-term investments (1,842,375) (263,456) (1,440,673) (2,085,667)
Proceeds from redemption of short-term and long-term investments 1,662,408 237,721 1,533,082 2,116,220
Net cash (used in)/generated from investing activities 88,239 12,618 343,630 182,609
CASH FLOWS FROM FINANCING ACTIVITIES        
Capital contribution 0 0 0 12
Repurchase of ordinary shares (343,360) (49,100) (205,302) (90,492)
Net cash used in financing activities (343,360) (49,100) (205,302) (90,480)
Effect of exchange rate changes 41,451 5,928 (3,854) (11,982)
Net (decrease)/increase in cash, cash equivalents and restricted cash (179,988) (25,738) 122,257 94,725
Cash and cash equivalents at beginning of the year 220,713 31,562 98,456 3,731
Cash and cash equivalents at end of the year ¥ 40,725 $ 5,824 ¥ 220,713 ¥ 98,456