v3.26.1
S000089216 [Member] Average Annual Total Returns
12 Months Ended 13 Months Ended
Dec. 31, 2025
Dec. 31, 2025
S&P 500 Index (reflects no deduction for fees, expenses or taxes)    
Prospectus [Line Items]    
Average Annual Return, Percent 17.88% 13.26%
Performance Inception Date   Dec. 11, 2024
Parnassus Core Select ETF    
Prospectus [Line Items]    
Average Annual Return, Percent 11.74% 6.77%
Performance Inception Date   Dec. 11, 2024
Parnassus Core Select ETF | After Taxes on Distributions    
Prospectus [Line Items]    
Average Annual Return, Percent 11.71% 6.74%
Performance Inception Date   Dec. 11, 2024
Parnassus Core Select ETF | After Taxes on Distributions and Sales    
Prospectus [Line Items]    
Average Annual Return, Percent 6.98% 5.16%
Performance Inception Date   Dec. 11, 2024