S000032847 [Member] Average Annual Total Returns	12 Months Ended	60 Months Ended	120 Months Ended	173 Months Ended
S000032847 [Member] Average Annual Total Returns	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025
Indxx India Consumer Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	2.45%	14.32%	12.13%
MSCI India Index (Net) (reflects reinvested dividends net of withholding taxes but reflects no deductions for fees, expenses or other taxes)
Prospectus [Line Items]
Average Annual Return, Percent	2.62%	9.88%	9.70%
C000101379 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	0.35%	11.16%	9.79%
Performance Inception Date				Aug. 10, 2011
C000101379 [Member] \| After Taxes on Distributions
Prospectus [Line Items]
Average Annual Return, Percent	0.35%	10.18%	9.29%
Performance Inception Date				Aug. 10, 2011
C000101379 [Member] \| After Taxes on Distributions and Sales
Prospectus [Line Items]
Average Annual Return, Percent	0.21%	8.83%	8.06%
Performance Inception Date				Aug. 10, 2011