v3.26.1
Shareholder Report, Holdings (Details)
Dec. 31, 2025
C000090895 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 17.90%
C000090895 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000090895 | United States Treasuries  
Holdings [Line Items]  
Percent of Net Asset Value 79.50%
C000090897 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 17.90%
C000090897 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000090897 | United States Treasuries  
Holdings [Line Items]  
Percent of Net Asset Value 79.50%
C000090898 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 17.90%
C000090898 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000090898 | United States Treasuries  
Holdings [Line Items]  
Percent of Net Asset Value 79.50%
C000024992 | Taiwan Semiconductor Manufacturing Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 10.90%
C000024992 | SK Hynix, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 6.40%
C000024992 | Tencent Holdings Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000024992 | Samsung Electronics Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000024992 | Alibaba Group Holding Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000024992 | Reliance Industries Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000024992 | Chroma ATE, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000024992 | Prosus NV  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000024992 | HDFC Bank Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000024992 | International Container Terminal Services, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000024992 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (1.80%)
C000024992 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000024992 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000024992 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000024992 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000024992 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000024992 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.30%
C000024992 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000024992 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 18.20%
C000024992 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 21.80%
C000024992 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 25.70%
C000033045 | Taiwan Semiconductor Manufacturing Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 10.90%
C000033045 | SK Hynix, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 6.40%
C000033045 | Tencent Holdings Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000033045 | Samsung Electronics Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000033045 | Alibaba Group Holding Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000033045 | Reliance Industries Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000033045 | Chroma ATE, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000033045 | Prosus NV  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000033045 | HDFC Bank Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000033045 | International Container Terminal Services, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000033045 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (1.80%)
C000033045 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000033045 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000033045 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000033045 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000033045 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000033045 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.30%
C000033045 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000033045 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 18.20%
C000033045 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 21.80%
C000033045 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 25.70%
C000088110 | Taiwan Semiconductor Manufacturing Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 10.90%
C000088110 | SK Hynix, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 6.40%
C000088110 | Tencent Holdings Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000088110 | Samsung Electronics Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000088110 | Alibaba Group Holding Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000088110 | Reliance Industries Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000088110 | Chroma ATE, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000088110 | Prosus NV  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000088110 | HDFC Bank Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000088110 | International Container Terminal Services, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000088110 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (1.80%)
C000088110 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000088110 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000088110 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000088110 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000088110 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000088110 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.30%
C000088110 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000088110 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 18.20%
C000088110 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 21.80%
C000088110 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 25.70%
C000214759 | Taiwan Semiconductor Manufacturing Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 10.90%
C000214759 | SK Hynix, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 6.40%
C000214759 | Tencent Holdings Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000214759 | Samsung Electronics Co. Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000214759 | Alibaba Group Holding Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000214759 | Reliance Industries Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000214759 | Chroma ATE, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000214759 | Prosus NV  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000214759 | HDFC Bank Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000214759 | International Container Terminal Services, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000214759 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (1.80%)
C000214759 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000214759 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000214759 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000214759 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000214759 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000214759 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.30%
C000214759 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000214759 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 18.20%
C000214759 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 21.80%
C000214759 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 25.70%
C000024996 | Shell PLC  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000024996 | Exxon Mobil Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000024996 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000024996 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000024996 | Anglo American PLC  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000024996 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000024996 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000024996 | Nutrien Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000024996 | Glencore PLC  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000024996 | JBS NV  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000024996 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000024996 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000024996 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.80%
C000024996 | Industrials & Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
C000024996 | Renewables & Alternatives  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000024996 | Paper & Forest  
Holdings [Line Items]  
Percent of Net Asset Value 7.80%
C000024996 | Agriculture  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000024996 | Base & Industrial Metals  
Holdings [Line Items]  
Percent of Net Asset Value 20.50%
C000024996 | Gold & Precious Metals  
Holdings [Line Items]  
Percent of Net Asset Value 23.30%
C000024996 | Oil & Gas  
Holdings [Line Items]  
Percent of Net Asset Value 26.90%
C000033047 | Shell PLC  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000033047 | Exxon Mobil Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000033047 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000033047 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000033047 | Anglo American PLC  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000033047 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000033047 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000033047 | Nutrien Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000033047 | Glencore PLC  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000033047 | JBS NV  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000033047 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000033047 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000033047 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.80%
C000033047 | Industrials & Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
C000033047 | Renewables & Alternatives  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000033047 | Paper & Forest  
Holdings [Line Items]  
Percent of Net Asset Value 7.80%
C000033047 | Agriculture  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000033047 | Base & Industrial Metals  
Holdings [Line Items]  
Percent of Net Asset Value 20.50%
C000033047 | Gold & Precious Metals  
Holdings [Line Items]  
Percent of Net Asset Value 23.30%
C000033047 | Oil & Gas  
Holdings [Line Items]  
Percent of Net Asset Value 26.90%
C000088112 | Shell PLC  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000088112 | Exxon Mobil Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000088112 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000088112 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000088112 | Anglo American PLC  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000088112 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000088112 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000088112 | Nutrien Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000088112 | Glencore PLC  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000088112 | JBS NV  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000088112 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.10%)
C000088112 | Money Market Fund  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000088112 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.80%
C000088112 | Industrials & Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
C000088112 | Renewables & Alternatives  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000088112 | Paper & Forest  
Holdings [Line Items]  
Percent of Net Asset Value 7.80%
C000088112 | Agriculture  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000088112 | Base & Industrial Metals  
Holdings [Line Items]  
Percent of Net Asset Value 20.50%
C000088112 | Gold & Precious Metals  
Holdings [Line Items]  
Percent of Net Asset Value 23.30%
C000088112 | Oil & Gas  
Holdings [Line Items]  
Percent of Net Asset Value 26.90%
C000024994 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000024994 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000024994 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000024994 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000024994 | G Mining Ventures Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000024994 | Anglogold Ashanti PLC  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
C000024994 | Alamos Gold, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000024994 | Gold Fields Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000024994 | Pan American Silver Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000024994 | Montage Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000024994 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000024994 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
C000024994 | Diversified Metals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000024994 | Gold  
Holdings [Line Items]  
Percent of Net Asset Value 98.40%
C000024995 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000024995 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000024995 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000024995 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000024995 | G Mining Ventures Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000024995 | Anglogold Ashanti PLC  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
C000024995 | Alamos Gold, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000024995 | Gold Fields Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000024995 | Pan American Silver Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000024995 | Montage Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000024995 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000024995 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
C000024995 | Diversified Metals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000024995 | Gold  
Holdings [Line Items]  
Percent of Net Asset Value 98.40%
C000033046 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000033046 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000033046 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000033046 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000033046 | G Mining Ventures Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000033046 | Anglogold Ashanti PLC  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
C000033046 | Alamos Gold, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000033046 | Gold Fields Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000033046 | Pan American Silver Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000033046 | Montage Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000033046 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000033046 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
C000033046 | Diversified Metals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000033046 | Gold  
Holdings [Line Items]  
Percent of Net Asset Value 98.40%
C000088111 | Barrick Mining Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000088111 | Newmont Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000088111 | Agnico Eagle Mines Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000088111 | Kinross Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000088111 | G Mining Ventures Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000088111 | Anglogold Ashanti PLC  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
C000088111 | Alamos Gold, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000088111 | Gold Fields Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000088111 | Pan American Silver Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000088111 | Montage Gold Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000088111 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000088111 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
C000088111 | Diversified Metals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000088111 | Gold  
Holdings [Line Items]  
Percent of Net Asset Value 98.40%
C000117963 | 5860  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000117963 | 21440  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000117963 | 27728  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000117963 | 187  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000117963 | 24529  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000117963 | 17923  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000117963 | 27004  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000117963 | 27943  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000117963 | 27729  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000117963 | 17130  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000117963 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000117963 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000117963 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000117963 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000117963 | Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000117963 | Government  
Holdings [Line Items]  
Percent of Net Asset Value 91.60%
C000195045 | Huntington Ingalls Industries, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000195045 | Airbnb, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195045 | Estee Lauder Cos, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195045 | Bristol-Myers Squibb Co.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195045 | United Parcel Service, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195045 | Danaher Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195045 | IDEX Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000195045 | Salesforce, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195045 | GE HealthCare Technologies, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195045 | Adobe, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195045 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 0.00% [1]
C000195045 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000195045 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 16.70%
C000195045 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 18.50%
C000195045 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195045 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 23.70%
C000195045 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000195045 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000195045 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 24.50%
C000195046 | Huntington Ingalls Industries, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000195046 | Airbnb, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195046 | Estee Lauder Cos, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195046 | Bristol-Myers Squibb Co.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195046 | United Parcel Service, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195046 | Danaher Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000195046 | IDEX Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000195046 | Salesforce, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195046 | GE HealthCare Technologies, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195046 | Adobe, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195046 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 0.00% [2]
C000195046 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000195046 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 16.70%
C000195046 | Health Care  
Holdings [Line Items]  
Percent of Net Asset Value 18.50%
C000195046 | Communication Services  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000195046 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 23.70%
C000195046 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000195046 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000195046 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 24.50%
C000259178 | VanEck Bitcoin ETF  
Holdings [Line Items]  
Percent of Net Asset Value 12.00%
C000259178 | IREN Ltd.  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000259178 | Cipher Mining, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000259178 | Terawulf, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000259178 | Core Scientific, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000259178 | Applied Digital Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000259178 | Hut 8 Corp.  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000259178 | Figure Technology Solutions, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000259178 | Galaxy Digital, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000259178 | Robinhood Markets, Inc.  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000259178 | Other assets and liabilities  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000259178 | Other  
Holdings [Line Items]  
Percent of Net Asset Value 0.80%
C000259178 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000259178 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000259178 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000259178 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 5.30%
C000259178 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 15.00%
C000259178 | Information Technology  
Holdings [Line Items]  
Percent of Net Asset Value 45.80%
C000259178 | Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000259178 | Crypto ETPs  
Holdings [Line Items]  
Percent of Net Asset Value 14.80%
[1] Amount is less than 0.05%
[2] Amount is less than 0.05%