v3.26.1
Average Annual Total Returns
 12 Months Ended 51 Months Ended 60 Months Ended 80 Months Ended
Aug. 19, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Quadratic Interest Rate Volatility and Inflation Hedge ETF          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   11.73%   (3.87%) (0.44%)
Performance Inception Date May 14, 2019        
Quadratic Interest Rate Volatility and Inflation Hedge ETF | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   11.73%   (4.14%) (0.91%)
Performance Inception Date May 14, 2019        
Quadratic Interest Rate Volatility and Inflation Hedge ETF | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent   6.94%   (2.98%) (0.48%)
Performance Inception Date May 14, 2019        
Quadratic Interest Rate Volatility and Inflation Hedge ETF | Bloomberg US Treasury Inflation-Linked Bond Index (Reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Bloomberg US Treasury Inflation-Linked Bond Index (Reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   7.01%   1.12% 3.12%
Performance Inception Date May 14, 2019        
Quadratic Deflation ETF          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   (8.12%) (5.73%)    
Performance Inception Date Sep. 20, 2021        
Quadratic Deflation ETF | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   (8.12%) (9.32%)    
Performance Inception Date Sep. 20, 2021        
Quadratic Deflation ETF | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent   (4.80%) (5.47%)    
Performance Inception Date Sep. 20, 2021        
Quadratic Deflation ETF | Bloomberg Long U.S. Treasury Index (Reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Bloomberg Long U.S. Treasury Index (Reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   5.59% (7.64%)    
Performance Inception Date Sep. 20, 2021