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Summary of Significant Accounting Policies - Additional Information (Details)
 12 Months Ended
Dec. 31, 2025
USD ($)
Segment
Customers
shares
Dec. 31, 2024
USD ($)
Customers
shares
Dec. 31, 2023
USD ($)
Jul. 01, 2024
shares
Significant Accounting Policies [Line Items]        
Number of operating segments | Segment 1      
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] srt:ChiefExecutiveOfficerMember      
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description The financial measure regularly provided to the CODM that is most consistent with GAAP is net income (loss), as presented on our consolidated statements of operations. The measure of segment assets is reported on the consolidated balance sheets as total assets.      
Accounts receivable, allowance for credit loss, recovery $ 0 $ 0 $ 0  
Transfers between the fair value hierarchy levels 0 0    
Tax impact of interest adjustment   29,005,000    
Offering costs included in shareholders, and member's equity 500,000 10,400,000    
Deferred offering costs 0 0    
Accrued deferred offering costs   500,000    
Impairment of long-lived assets $ 0 $ 0 $ 0  
ASU 2023-09 [Member]        
Significant Accounting Policies [Line Items]        
Change in accounting principle, accounting standards update, adopted true      
Change in accounting principle, accounting standards update, adoption date Dec. 31, 2025      
Change in accounting principle, accounting standards update, immaterial effect true      
Customer [Member] | Accounts Receivable [Member] | Three Customer [Member]        
Significant Accounting Policies [Line Items]        
Number of customers | Customers   3    
Customer [Member] | Accounts Receivable [Member] | Four Customers [Member]        
Significant Accounting Policies [Line Items]        
Number of customers | Customers 4      
Customer [Member] | Accounts Receivable [Member] | Customer One [Member]        
Significant Accounting Policies [Line Items]        
Revenue percentage 21.00% 19.00%    
Customer [Member] | Accounts Receivable [Member] | Customer Two [Member]        
Significant Accounting Policies [Line Items]        
Revenue percentage 19.00% 15.00%    
Customer [Member] | Accounts Receivable [Member] | Customer Three [Member]        
Significant Accounting Policies [Line Items]        
Revenue percentage 14.00% 14.00%    
Customer [Member] | Accounts Receivable [Member] | Customer Four [Member]        
Significant Accounting Policies [Line Items]        
Revenue percentage 11.00%      
Non-controlling Interest        
Significant Accounting Policies [Line Items]        
Changes in ownership interest adjustment $ (56,437,000) $ 253,241,000    
December 2024 Private Placement | Class B Shares | Landbridge [Member]        
Significant Accounting Policies [Line Items]        
Number of OpCo units purchesd by private placement | shares   2,498,751    
Adjustment        
Significant Accounting Policies [Line Items]        
Tax impact of interest adjustment   $ 29,005,000    
Adjustment | Non-controlling Interest        
Significant Accounting Policies [Line Items]        
Changes in ownership interest adjustment   253,241,000    
Overstated Amount | As Previously Reported | December 2024 Private Placement | Class A Shares        
Significant Accounting Policies [Line Items]        
Changes in ownership interest adjustment   253,200,000    
Overstated Amount | As Previously Reported | December 2024 Private Placement | Non-controlling Interest        
Significant Accounting Policies [Line Items]        
Changes in ownership interest adjustment   253,200,000    
Understated Amount | Adjustment | Class A Shares        
Significant Accounting Policies [Line Items]        
Tax impact of interest adjustment   $ 29,000,000    
A&R LLC Agreement [Member] | Incentive Units [Member]        
Significant Accounting Policies [Line Items]        
Authorized incentive units | shares       31,000
Long Term Incentive Plan        
Significant Accounting Policies [Line Items]        
Percentage of increase by shares outstanding 5.00%      
Long Term Incentive Plan | Class A Shares        
Significant Accounting Policies [Line Items]        
Shares reserved and available for delivery | shares 3,854,456