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Description Of Organization, Business Operations And Going Concern - Additional Information (Detail) - USD ($)
 1 Months Ended 6 Months Ended 10 Months Ended
Jul. 11, 2022
Jan. 18, 2022
Jul. 02, 2021
Dec. 31, 2018
Jun. 30, 2022
Dec. 31, 2021
Description Of Organization And Business Operations [Line Items]            
Incorporation date of entity       Dec. 12, 2018    
Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Incorporation date of entity         Feb. 25, 2021 Feb. 25, 2021
Proceeds from initial public offering           $ 245,600,000
Proceeds from private placement issue           6,400,000
Deferred underwriting fee         $ 7,700,000 7,700,000
Minimum net worth to consummate business combination     $ 5,000,001      
Percentage of public shares that can be transferred without any restriction     15.00%      
Percentage of public shares to be redeemed in case business combination is not consummated     100.00%      
Interest to pay dissolution expenses     $ 100,000      
Per share value of restricted assets     $ 10      
Percentage of public shares redemption     100.00%      
Cash         107,546 440,488
Working Capital         $ 7,301,429 935,119
Stock issued during period new issues         17,500,000  
Aggregate amount paid to holders for exercised right to have public shares redeemed from trust ccount         $ 228,700,000  
Outstanding amount remain in trust account immediately prior to the closing of public shares redemption         $ 21,700,000  
PIPE Investors [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Sale of stock price per share   $ 10        
Sale of stock, number of shares issued in transaction   57,500,000        
Sale of stock, consideration received on transaction   $ 575,000,000        
ProKidney LP [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new issues         170,723,961  
ProKidney LP [Member] | Social Capital Suvretta Holdings Corp. III [Member] | Subsequent Event [Member]            
Description Of Organization And Business Operations [Line Items]            
Business acquisition, equity interest issued or issuable, number of shares 17,500,000          
IPO [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Sale of stock price per share         $ 10  
Sale of stock, number of shares issued in transaction         22,829,769  
Sale of stock, consideration received on transaction         $ 228,700,000  
Private Placement [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Sale of stock price per share         $ 10  
Proceeds from private placement issue           640,000
Sale of stock, consideration received on transaction         $ 574.8  
Minimum [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Prospective assets of acquiree as a percentage of fair value of assets in the trust account     80.00%      
Equity method investment ownership percentage     50.00%      
Common Class A [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Sale of stock price per share     $ 10      
Proceeds from initial public offering           $ 250,000,000
Stock issued during period new issues         9,060,231  
Common Class A [Member] | PIPE Investors [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new issues         52,480,000  
Common Class A [Member] | IPO [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new shares issued     25,000,000      
Sale of stock price per share     $ 10      
Proceeds from initial public offering     $ 250,000,000      
Transaction costs incurred inconnection with initial public offering     12,479,666      
Underwriting fee     4,400,000      
Deferred underwriting fee     7,700,000      
Deferred offering costs     379,666      
Common stock held in trust account     $ 250,000,000      
Common Class A [Member] | Over-Allotment Option [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new shares issued     3,000,000      
Common Class A [Member] | Private Placement [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new shares issued     640,000      
Sale of stock price per share     $ 10      
Proceeds from private placement issue     $ 6,400,000      
Sale of stock, number of shares issued in transaction         52,480,000  
Common Class B [Member] | ProKidney LP [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Stock issued during period new issues         9,276,039  
Common Class B [Member] | Private Placement [Member] | PIPE Investors [Member] | Social Capital Suvretta Holdings Corp. III [Member]            
Description Of Organization And Business Operations [Line Items]            
Sale of stock, number of shares issued in transaction         5,000,000