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BetaBuilders U.S. Treasury Bond 1-3 Year ETF Annual Total Returns
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
BetaBuilders U.S. Treasury Bond 1-3 Year ETF | ETF    
Prospectus [Line Items]    
Annual Return [Percent] 5.12% 4.00%