Average Annual Total Returns	12 Months Ended	60 Months Ended	115 Months Ended
Average Annual Total Returns	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025
Solactive GFS United States Large & Mid Cap Value Style USD Index (TR) (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	17.55%	12.87%	11.19%
Russell 1000® Value Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	15.91%	11.33%	10.42%
Russell 3000® Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	17.15%	13.15%	14.58%
MSCI USA Value Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	13.71%	11.11%	10.30%
C000169560 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	9.22%	12.87%	11.82%
Performance Inception Date			Jun. 13, 2016
C000169560 [Member] \| After Taxes on Distributions
Prospectus [Line Items]
Average Annual Return, Percent	8.68%	11.99%	10.39%
Performance Inception Date			Jun. 13, 2016
C000169560 [Member] \| After Taxes on Distributions and Sales
Prospectus [Line Items]
Average Annual Return, Percent	5.82%	10.07%	9.12%
Performance Inception Date			Jun. 13, 2016