v3.26.1
Shareholder Report, Holdings (Details)
Apr. 30, 2026
C000102880 [Member] | Enterprise Products Partners L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.20%
C000102880 [Member] | Entergy Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.40%
C000102880 [Member] | PPL Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000102880 [Member] | Southern The Co [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.70%
C000102880 [Member] | National Fuel Gas Co [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
C000102880 [Member] | Kinder Morgan Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.70%
C000102880 [Member] | Plains GP Holdings L P Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
C000102880 [Member] | MPLX L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.00%
C000102880 [Member] | Morgan Stanley Institutional Liquidity Funds Treasury Portfolio Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.00%
C000102880 [Member] | Energy Transfer L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.50%
C000102880 [Member] | Multi Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.10%
C000102880 [Member] | Electric Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.10%
C000102880 [Member] | Machinery [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000102880 [Member] | Construction And Engineering [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000102880 [Member] | Electrical Equipment [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000102880 [Member] | Gas Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.80%
C000102880 [Member] | Oil Gas And Consumable Fuels [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.70%
C000102880 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.80%
C000102880 [Member] | Independent Power And Renewable Electricity Producers [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000102880 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.00%
C000105232 [Member] | Money Market Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.20% [1]
C000105232 [Member] | NR [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40% [1]
C000105232 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.00% [1]
C000105232 [Member] | Standard & Poor's, BB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.20% [1]
C000105232 [Member] | Standard & Poor's, B Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 55.90% [1]
C000105232 [Member] | Standard & Poor's, CCC Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.30% [1]
C000105232 [Member] | Machinery [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
C000105232 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 43.50%
C000105232 [Member] | Insurance [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.70%
C000105232 [Member] | Software [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.60%
C000105232 [Member] | Hotels Restaurants And Leisure [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.50%
C000105232 [Member] | Health Care Providers And Services [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.00%
C000105232 [Member] | Media [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.00%
C000105232 [Member] | Commercial Services And Supplies [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.00%
C000105232 [Member] | Trading Companies And Distributors [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
C000105232 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.20%
C000121641 [Member] | Money Market Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.80% [2]
C000121641 [Member] | NR [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.80% [2]
C000121641 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.30% [2]
C000121641 [Member] | Standard & Poor's, BB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 36.90% [2]
C000121641 [Member] | Standard & Poor's, B Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.70% [2]
C000121641 [Member] | Standard & Poor's, CCC Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.50% [2]
C000121641 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 45.20%
C000121641 [Member] | Insurance [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.70%
C000121641 [Member] | Software [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.90%
C000121641 [Member] | Hotels Restaurants And Leisure [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.60%
C000121641 [Member] | Health Care Providers And Services [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.70%
C000121641 [Member] | Media [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.10%
C000121641 [Member] | Commercial Services And Supplies [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.10%
C000121641 [Member] | Trading Companies And Distributors [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50%
C000121641 [Member] | Building Products [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
C000121641 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
C000142755 [Member] | Energy Transfer L P 3 93 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142755 [Member] | AutoNation Inc 4 11 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000142755 [Member] | U S Treasury Note 3 75 04 30 27 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000142755 [Member] | Targa Resources Corp 3 95 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000142755 [Member] | Quanta Services Inc 4 15 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142755 [Member] | Huntington National Bank The 4 87 04 12 28 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142755 [Member] | T Mobile USA Inc 3 75 04 15 27 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50%
C000142755 [Member] | Haleon US Capital LLC 3 38 03 24 27 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50%
C000142755 [Member] | PRA Health Sciences Inc 2 88 07 15 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50%
C000142755 [Member] | Kinder Morgan Inc 1 75 11 15 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50%
C000142755 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 31.90% [3]
C000142755 [Member] | Standard & Poor's, AAA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.10% [3]
C000142755 [Member] | Standard & Poor's, AA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.70% [3]
C000142755 [Member] | Standard & Poor's, A Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.10% [3]
C000142755 [Member] | A 1 short term [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.40% [3]
C000142755 [Member] | A 2 short term [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.60% [3]
C000142755 [Member] | A 3 short term [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40% [3]
C000142755 [Member] | Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80% [3]
C000144296 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000144296 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000144296 [Member] | Exchange Traded Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000144296 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.00%)
C000144500 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000144500 [Member] | Money Market Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00% [4]
C000144500 [Member] | NR [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.30% [4]
C000144500 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10% [4]
C000144500 [Member] | Standard & Poor's, BB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.00% [4]
C000144500 [Member] | Standard & Poor's, CCC Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.00% [4]
C000144500 [Member] | Standard & Poor's, AAA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.80% [4]
C000144500 [Member] | Standard & Poor's, AA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.40% [4]
C000144500 [Member] | Standard & Poor's, A Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.30% [4]
C000144500 [Member] | Exchange Traded Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10% [4]
C000144500 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.00%
C000144500 [Member] | Exchange Traded Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000144500 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 10.90%
C000144500 [Member] | US Government Corporations and Agencies Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000144500 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (5.90%) [5]
C000144500 [Member] | Asset-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000144500 [Member] | Collateralized Mortgage-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.10%
C000144500 [Member] | U S Government Agency Mortgage Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 75.20%
C000144500 [Member] | U S Government Bonds and Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000144500 [Member] | U S Government Agency Mortgage Backed Securities Sold Short [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (1.30%)
C000144500 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000144500 [Member] | Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments 91.30% [4]
C000144500 [Member] | Short Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments (1.30%) [4]
C000159952 [Member] | Live Nation Entertainment Inc 2 88 01 15 30 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.80%
C000159952 [Member] | Bloom Energy Corp 0 00 11 15 30 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.60%
C000159952 [Member] | Morgan Stanley Finance LLC 0 13 04 26 30 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.60%
C000159952 [Member] | NextEra Energy Capital Holdings Inc 3 00 03 01 27 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.80%
C000159952 [Member] | ON Semiconductor Corp 0 50 03 01 29 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90%
C000159952 [Member] | Morgan Stanley Finance LLC 0 13 02 07 28 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.00%
C000159952 [Member] | Boeing The Co 6 00 10 15 27 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.40%
C000159952 [Member] | Dreyfus Government Cash Management Fund Institutional Shares 3 53 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60%
C000159952 [Member] | Lumentum Holdings Inc 0 38 03 15 32 [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
C000159952 [Member] | Western Digital Corp 3 00 11 15 28 [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
C000159952 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.90%
C000159952 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.00%
C000159952 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 38.00%
C000159952 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.90%
C000159952 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.40%
C000159952 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
C000159952 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.80%
C000159952 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.10%
C000159952 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.40%
C000159952 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60%
C000207230 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000207230 [Member] | Exchange Traded Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.30% [6]
C000207230 [Member] | Exchange Traded Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.30%
C000207230 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
C000207230 [Member] | US Government Corporations and Agencies Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000207230 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [7]
C000207230 [Member] | U S Government Agency Mortgage Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 76.30%
C000207230 [Member] | U S Government Bonds and Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.90%
C000207230 [Member] | U S Government Agency Mortgage Backed Securities Sold Short [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (2.10%)
C000207230 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%)
C000207230 [Member] | Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments 101.90% [6]
C000207230 [Member] | Short Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments (2.20%) [6]
C000207230 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000213865 [Member] | Enterprise Products Partners L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000213865 [Member] | PPL Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
C000213865 [Member] | Southern The Co [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
C000213865 [Member] | National Fuel Gas Co [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.10%
C000213865 [Member] | Morgan Stanley Institutional Liquidity Funds Treasury Portfolio Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
C000213865 [Member] | Energy Transfer L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
C000213865 [Member] | Cheniere Energy Partners L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.80%
C000213865 [Member] | American Electric Power Co Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.90%
C000213865 [Member] | WEC Energy Group Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.90%
C000213865 [Member] | Duke Energy Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.40%
C000213865 [Member] | Multi Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.00%
C000213865 [Member] | Electric Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.90%
C000213865 [Member] | Machinery [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.20%
C000213865 [Member] | Construction And Engineering [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000213865 [Member] | Electrical Equipment [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000213865 [Member] | Gas Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.50%
C000213865 [Member] | Oil Gas And Consumable Fuels [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.20%
C000213865 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.40%
C000213865 [Member] | Independent Power And Renewable Electricity Producers [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.40%
C000213865 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
C000225182 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000225182 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000225182 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.10%
C000225182 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.70%
C000225182 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.10%
C000225182 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.10%
C000225182 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.70%
C000225182 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000225182 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.40%
C000225182 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.40%
C000225182 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.50%
C000225182 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.30%
C000225182 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000225182 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.50%)
C000225182 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.20%
C000229146 [Member] | Energy Transfer L P 3 93 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000229146 [Member] | Quanta Services Inc 4 50 01 15 31 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000229146 [Member] | Berry Global Inc 5 50 04 15 28 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000229146 [Member] | Constellation Software Inc 5 16 02 16 29 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000229146 [Member] | Smurfit Kappa Treasury ULC 5 20 01 15 30 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000229146 [Member] | United Rentals North America Inc 6 00 12 15 29 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000229146 [Member] | Vulcan Materials Co 3 85 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000229146 [Member] | Fair Isaac Corp 6 00 05 15 33 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000229146 [Member] | MSCI Inc 4 00 11 15 29 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000229146 [Member] | Crowdstrike Holdings Inc 3 00 02 15 29 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000229146 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 51.60% [8]
C000229146 [Member] | Standard & Poor's, BB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.70% [8]
C000229146 [Member] | Standard & Poor's, B Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20% [8]
C000229146 [Member] | Standard & Poor's, AA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.90% [8]
C000229146 [Member] | Standard & Poor's, A Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.00% [8]
C000229146 [Member] | A 3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60% [8]
C000229146 [Member] | A 2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.00% [8]
C000237940 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000237940 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.60%
C000237940 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.30%
C000237940 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.40%
C000237940 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50%
C000237940 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.10%
C000237940 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.70%
C000237940 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60%
C000237940 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.70%
C000237940 [Member] | Money Market Funds Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10%
C000237940 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000237940 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000237940 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000237940 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000238479 [Member] | National Fuel Gas Co [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.90%
C000238479 [Member] | Kinder Morgan Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60%
C000238479 [Member] | Plains GP Holdings L P Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60%
C000238479 [Member] | MPLX L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80%
C000238479 [Member] | Morgan Stanley Institutional Liquidity Funds Treasury Portfolio Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.00%
C000238479 [Member] | Energy Transfer L P [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.50%
C000238479 [Member] | Enterprise Products Partners L.P [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.10%
C000238479 [Member] | Exxon Mobil Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90%
C000238479 [Member] | Shell PLC ADR [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90%
C000238479 [Member] | ONEOK Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000238479 [Member] | Multi Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.40%
C000238479 [Member] | Electric Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.20%
C000238479 [Member] | Construction And Engineering [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.20%
C000238479 [Member] | Electrical Equipment [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.10%
C000238479 [Member] | Gas Utilities [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
C000238479 [Member] | Oil Gas And Consumable Fuels [Member]  
Holdings [Line Items]  
Percent of Total Investments 51.00%
C000238479 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000238479 [Member] | Independent Power And Renewable Electricity Producers [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.30%
C000238479 [Member] | Energy Equipment And Services [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.10%
C000238479 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.00%
C000241798 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000241798 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.40%
C000241798 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.60%
C000241798 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.40%
C000241798 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
C000241798 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.90%
C000241798 [Member] | Money Market Funds Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10%
C000241798 [Member] | US Treasury Bill Securities Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 55.10%
C000241798 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000241798 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 61.60%
C000241798 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.80%
C000241798 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (25.00%)
C000241798 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000241798 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 50.00%
C000243637 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000243637 [Member] | Money Market Funds Quality [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00% [9]
C000243637 [Member] | NR [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20% [9]
C000243637 [Member] | Standard & Poor's, AAA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.80% [9]
C000243637 [Member] | Standard & Poor's, AA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10% [9]
C000243637 [Member] | Standard & Poor's, A Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.40% [9]
C000243637 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000243637 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (3.40%) [10]
C000243637 [Member] | Asset-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
C000243637 [Member] | Collateralized Mortgage-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000243637 [Member] | U S Government Agency Mortgage Backed Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 82.20%
C000243637 [Member] | U S Government Bonds and Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 13.80%
C000243637 [Member] | U S Government Agency Mortgage Backed Securities Sold Short [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (3.20%)
C000243637 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000243637 [Member] | Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments 92.60% [9]
C000243637 [Member] | Short Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments (3.10%) [9]
C000243637 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000243955 [Member] | Vulcan Materials Co 3 85 05 01 26 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000243955 [Member] | Fair Isaac Corp 6 00 05 15 33 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.10%
C000243955 [Member] | Icon Investments Six DAC 6 00 05 08 34 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000243955 [Member] | Cooperatieve Rabobank U A 5 71 01 21 33 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000243955 [Member] | Solventum Corp 5 60 03 23 34 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000243955 [Member] | Constellation Software Inc 5 46 02 16 34 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000243955 [Member] | Sodexo Inc 5 80 08 15 35 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000243955 [Member] | Morgan Stanley 5 25 04 21 34 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000243955 [Member] | Raymond James Financial Inc 4 90 09 11 35 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000243955 [Member] | Roper Technologies Inc 4 90 10 15 34 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000243955 [Member] | Standard & Poor's, BBB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 51.20% [11]
C000243955 [Member] | Standard & Poor's, BB Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.40% [11]
C000243955 [Member] | Standard & Poor's, B Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20% [11]
C000243955 [Member] | Standard & Poor's, AA Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.70% [11]
C000243955 [Member] | Standard & Poor's, A Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.50% [11]
C000243955 [Member] | A 2 short term [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.70% [11]
C000243955 [Member] | A 3 short term [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.70% [11]
C000243955 [Member] | Government And Agency [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.60% [11]
C000243959 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000243959 [Member] | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000243959 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.70%
C000243959 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.60%
C000243959 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.60%
C000243959 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.30%
C000243959 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.70%
C000243959 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.00%
C000243959 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
C000243959 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90%
C000243959 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.70%
C000243959 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000243959 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.00%)
C000243959 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000243959 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 99.90%
C000243963 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000243963 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 84.10%
C000243963 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.30%
C000243963 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.40%
C000243963 [Member] | Money Market Funds Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20%
C000243963 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000243963 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.00%
C000243963 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000243963 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 99.90%
C000248088 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000248088 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.10%
C000248088 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000248088 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.00%
C000248088 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.90%
C000248088 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.10%
C000248088 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20%
C000248088 [Member] | Money Market Funds Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.00%
C000248088 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000248088 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.70%
C000248088 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000248088 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 99.30%
C000256813 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000256813 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000256813 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000256813 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.80%
C000256813 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.00%)
C000256813 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 96.30%
C000256815 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000256815 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000256815 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
C000256815 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.70%
C000256815 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.00%)
C000256815 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 96.90%
C000256817 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000256817 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
C000256817 [Member] | US Treasury Bill Securities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000256817 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.70%
C000256817 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.00%)
C000256817 [Member] | Purchased Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 97.00%
C000257988 [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 100.00%
C000257988 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.60%
C000257988 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.30%
C000257988 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.50%
C000257988 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80%
C000257988 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.60%
C000257988 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.20%
C000257988 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.00%
C000257988 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90%
C000257988 [Member] | Money Market Funds Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10%
C000257988 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000257988 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000257988 [Member] | Written Options [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000257988 [Member] | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 99.90%
[1] The ratings are by S&P Global Ratings. A credit rating is an assessment provided by a nationally recognized statistical rating organization (NRSRO) of the creditworthiness of an issuer with respect to debt obligations except for those debt obligations that are privately rated. Ratings are measured on a scale that generally ranges from AAA (highest) to D (lowest). Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher. “NR” indicates no rating. The credit ratings shown relate to the credit worthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. Credit ratings are subject to change.
[2] The ratings are by S&P Global Ratings. A credit rating is an assessment provided by a nationally recognized statistical rating organization (NRSRO) of the creditworthiness of an issuer with respect to debt obligations except for those debt obligations that are privately rated. Ratings are measured on a scale that generally ranges from AAA (highest) to D (lowest). Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher. “NR” indicates no rating. The credit ratings shown relate to the credit worthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. Credit ratings are subject to change.
[3] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody’s Investors Service, Inc., Fitch Ratings, or a comparably rated NRSRO. For situations in which a security is rated by more than one RSRO and the ratings are not equivalent, the highest rating is used. Ratings are measured highest to lowest on a scale that generally ranges from AAA to D for long-term ratings and A-1 to C for short-term ratings. Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher or a short-term credit rating of A-3 or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Treasury, U.S. Agency and U.S. Agency mortgage-backed securities appear under “Government & Agency.” Credit ratings are subject to change. For newly issued debt securities for which only an expected rating from a NRSRO is available, the Fund may treat such expected rating as if it were a final rating for purposes of determining the credit quality categories shown.
[4] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody's Investors Service, Inc., Fitch Ratings, DBRS, Inc., Kroll Bond Rating Agency, Inc. or a comparably rated NRSRO. For situations in which a security is rated by more than one NRSRO and the ratings are not equivalent, the highest rating is used. A credit rating is an assessment provided by a NRSRO of the creditworthiness of an issuer with respect to debt obligations. Ratings are measured on a scale that generally ranges from AAA (highest) to D (lowest). Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Agency, U.S. Agency mortgage-backed, and U.S. Treasury securities appear under “Government & Agency.” Credit ratings are subject to change.
[5] Includes variation margin on futures contracts.
[6] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody's Investors Service, Inc., Fitch Ratings, DBRS, Inc., Kroll Bond Rating Agency, Inc. or a comparably rated NRSRO. For situations in which a security is rated by more than one NRSRO and the ratings are not equivalent, the highest rating is used. A credit rating is an assessment provided by a NRSRO, of the creditworthiness of an issuer with respect to debt obligations. Ratings are measured on a scale that generally ranges from AAA (highest) to D (lowest). Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Agency, U.S. Agency mortgage-backed, and U.S. Treasury securities appear under “Government & Agency.” Credit ratings are subject to change.
[7] Includes variation margin on futures contracts.
[8] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody’s Investors Service, Inc., Fitch Ratings, or a comparably rated NRSRO. For situations in which a security is rated by more than one NRSRO and the ratings are not equivalent, the highest rating is used. Ratings are measured highest to lowest on a scale that generally ranges from AAA to D for long-term ratings and A-1+ to C for short-term ratings. Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher or a short-term credit rating of A-3 or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Treasury, U.S. Agency and U.S. Agency mortgage-backed securities appear under “Government & Agency”. Credit ratings are subject to change.
[9] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody’s Investors Service, Inc., Fitch Ratings, DBRS, Inc., Kroll Bond Rating Agency, Inc. or a comparably rated NRSRO. For situations in which a security is rated by more than one NRSRO and the ratings are not equivalent, the highest rating is used. A credit rating is an assessment provided by a NRSRO of the creditworthiness of an issuer with respect to debt obligations. Ratings are measured on a scale that generally ranges from AAA (highest) to D (lowest). Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Agency, U.S. Agency mortgage-backed, and U.S. Treasury securities appear under “Government & Agency.” Credit ratings are subject to change.
[10] Includes variation margin on futures contracts.
[11] The ratings are by one or more nationally recognized statistical rating organizations (NRSROs), including S&P Global Ratings, Moody’s Investors Service, Inc., Fitch Ratings, or a comparably rated NRSRO. For situations in which a security is rated by more than one NRSRO and the ratings are not equivalent, the highest rating is used. Ratings are measured highest to lowest on a scale that generally ranges from AAA to D for long-term ratings and A-1+ to C for short-term ratings. Investment grade is defined as those issuers that have a long-term credit rating of BBB- or higher or a short-term credit rating of A-3 or higher. “NR” indicates no rating. The credit ratings shown relate to the creditworthiness of the issuers of the underlying securities in the Fund, and not to the Fund or its shares. U.S. Treasury, U.S. Agency and U.S. Agency mortgage-backed securities appear under “Government & Agency”. Credit ratings are subject to change.