v3.26.1
Average Annual Total Returns
 12 Months Ended 51 Months Ended 60 Months Ended 81 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Hoya Capital Housing 100TM Index (gross total return) (reflects no deduction for fees, expenses, or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Hoya Capital Housing 100TM Index (gross total return)(reflects no deduction for fees, expenses, or taxes)        
Average Annual Return, Percent   2.76%   9.63% 12.09%
S&P 500® Total Return Index (reflects no deduction for fees, expenses, or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] S&P 500® Total Return Index(reflects no deduction for fees, expenses, or taxes)        
Average Annual Return, Percent   17.88% 12.81% 14.42% 15.70%
S&P MidCap 400® Total Return Index (reflects no deduction for fees, expenses, or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] S&P MidCap 400® Total Return Index(reflects no deduction for fees, expenses, or taxes)        
Average Annual Return, Percent   7.50%   9.12% 10.23%
Hoya Capital High Dividend Yield Index (gross total return) (reflects no deduction for fees, expenses, or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Hoya Capital High Dividend Yield Index (gross total return)(reflects no deduction for fees, expenses, or taxes)        
Average Annual Return, Percent   2.84% (1.14%)    
Dow Jones U.S. Real Estate Total Return Index (reflects no deduction for fees, expenses, or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Dow Jones U.S. Real Estate Total Return Index(reflects no deduction for fees, expenses, or taxes)        
Average Annual Return, Percent   3.78% 0.28%    
Hoya Capital Housing ETF Class          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   2.47%   9.22% 11.65%
Hoya Capital Housing ETF Class | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   1.93%   8.72% 11.04%
Hoya Capital Housing ETF Class | 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   1.68%   7.17% 9.25%
Hoya Capital High Dividend Yield ETF Class          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   2.34% (1.63%)    
Performance Inception Date Sep. 21, 2021        
Hoya Capital High Dividend Yield ETF Class | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   0.77% (3.41%)    
Hoya Capital High Dividend Yield ETF Class | 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   1.71% (1.74%)