S000045258 [Member] Average Annual Total Returns	12 Months Ended	15 Months Ended	60 Months Ended	106 Months Ended	120 Months Ended	140 Months Ended
S000045258 [Member] Average Annual Total Returns	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025
FTSE One-Month U.S. Treasury Bill Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	4.35%		3.25%		2.17%
Bloomberg U.S. Aggregate Bond Index (reflects no deductions for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	7.30%		(0.36%)		2.01%
C000255612 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	11.87%		1.66%		4.21%
Performance Inception Date		Oct. 02, 2024
C000140950 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	8.23%		1.01%		3.87%
Performance Inception Date						Apr. 30, 2014
C000140950 [Member] \| After Taxes on Distributions
Prospectus [Line Items]
Average Annual Return, Percent	5.87%		(1.23%)		1.61%
Performance Inception Date						Apr. 30, 2014
C000140950 [Member] \| After Taxes on Distributions and Sales
Prospectus [Line Items]
Average Annual Return, Percent	4.81%		(0.24%)		1.96%
Performance Inception Date						Apr. 30, 2014
C000140951 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	9.76%		0.84%		3.41%
Performance Inception Date						Apr. 30, 2014
C000140954 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	11.94%		1.90%		4.48%
Performance Inception Date						Apr. 30, 2014
C000140955 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	11.87%		1.86%		4.44%
Performance Inception Date						Apr. 30, 2014
C000175684 [Member]
Prospectus [Line Items]
Average Annual Return, Percent	11.97%		1.95%		4.49%
Performance Inception Date				Mar. 01, 2017