v3.26.3
Shareholder Report, Holdings (Details)
Jul. 31, 2026
C000034229 | FR_688910900  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000034229 | FR_677172009  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000034229 | FR_ACI2FP298  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000034229 | FR_ACI2DNX59  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000034229 | FR_BMMV2K903  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034229 | FR_645026907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034229 | FR_656320900  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034229 | FR_B03MYT908  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034229 | FR_620512905  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034229 | FR_268453008  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034229 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034229 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.50%
C000034229 | Africa  
Holdings [Line Items]  
Percent of Total Investments 7.90%
C000034229 | Middle East  
Holdings [Line Items]  
Percent of Total Investments 10.70%
C000034229 | Emerging Europe  
Holdings [Line Items]  
Percent of Total Investments 12.60%
C000034229 | Latin America  
Holdings [Line Items]  
Percent of Total Investments 15.50%
C000034229 | Asia  
Holdings [Line Items]  
Percent of Total Investments 51.20%
C000034229 | Petroleo Brasileiro SA - Petrobras7.625  
Holdings [Line Items]  
Percent of Total Investments 11.10%
C000034230 | FR_688910900  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000034230 | FR_677172009  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000034230 | FR_ACI2FP298  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000034230 | FR_ACI2DNX59  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000034230 | FR_BMMV2K903  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034230 | FR_645026907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034230 | FR_656320900  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034230 | FR_B03MYT908  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034230 | FR_620512905  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034230 | FR_268453008  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034230 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034230 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.50%
C000034230 | Africa  
Holdings [Line Items]  
Percent of Total Investments 7.90%
C000034230 | Middle East  
Holdings [Line Items]  
Percent of Total Investments 10.70%
C000034230 | Emerging Europe  
Holdings [Line Items]  
Percent of Total Investments 12.60%
C000034230 | Latin America  
Holdings [Line Items]  
Percent of Total Investments 15.50%
C000034230 | Asia  
Holdings [Line Items]  
Percent of Total Investments 51.20%
C000034230 | Petroleo Brasileiro SA - Petrobras7.625  
Holdings [Line Items]  
Percent of Total Investments 11.10%
C000034231 | FR_688910900  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000034231 | FR_677172009  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000034231 | FR_ACI2FP298  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000034231 | FR_ACI2DNX59  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000034231 | FR_BMMV2K903  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034231 | FR_645026907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000034231 | FR_656320900  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034231 | FR_B03MYT908  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000034231 | FR_620512905  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034231 | FR_268453008  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034231 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000034231 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.50%
C000034231 | Africa  
Holdings [Line Items]  
Percent of Total Investments 7.90%
C000034231 | Middle East  
Holdings [Line Items]  
Percent of Total Investments 10.70%
C000034231 | Emerging Europe  
Holdings [Line Items]  
Percent of Total Investments 12.60%
C000034231 | Latin America  
Holdings [Line Items]  
Percent of Total Investments 15.50%
C000034231 | Asia  
Holdings [Line Items]  
Percent of Total Investments 51.20%
C000034231 | Petroleo Brasileiro SA - Petrobras7.625  
Holdings [Line Items]  
Percent of Total Investments 11.10%
C000142449 | FR_688910900  
Holdings [Line Items]  
Percent of Total Investments 3.00%
C000142449 | FR_677172009  
Holdings [Line Items]  
Percent of Total Investments 1.40%
C000142449 | FR_ACI2FP298  
Holdings [Line Items]  
Percent of Total Investments 1.30%
C000142449 | FR_ACI2DNX59  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000142449 | FR_BMMV2K903  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000142449 | FR_645026907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000142449 | FR_656320900  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000142449 | FR_B03MYT908  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000142449 | FR_620512905  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142449 | FR_268453008  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142449 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 0.60%
C000142449 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.50%
C000142449 | Africa  
Holdings [Line Items]  
Percent of Total Investments 7.90%
C000142449 | Middle East  
Holdings [Line Items]  
Percent of Total Investments 10.70%
C000142449 | Emerging Europe  
Holdings [Line Items]  
Percent of Total Investments 12.60%
C000142449 | Latin America  
Holdings [Line Items]  
Percent of Total Investments 15.50%
C000142449 | Asia  
Holdings [Line Items]  
Percent of Total Investments 51.20%
C000142449 | Petroleo Brasileiro SA - Petrobras7.625  
Holdings [Line Items]  
Percent of Total Investments 11.10%
C000086647 | FR_712387901  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000086647 | FR_ACI06R7K8  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086647 | FR_494290901  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086647 | FR_584235907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086647 | FR_BP6MXD906  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086647 | FR_B0C2CQ902  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086647 | FR_B1YXBJ905  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086647 | FR_B15C55900  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086647 | FR_517617908  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086647 | FR_ACI02GTQ9  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000086647 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 65.60%
C000086647 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000086647 | Asia  
Holdings [Line Items]  
Percent of Total Investments 21.10%
C000086647 | Developed Middle East  
Holdings [Line Items]  
Percent of Total Investments 2.10%
C000086647 | Australasia/Pacific  
Holdings [Line Items]  
Percent of Total Investments 9.50%
C000086647 | ASML Holding NV  
Holdings [Line Items]  
Percent of Total Investments 8.40%
C000161753 | FR_712387901  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000161753 | FR_ACI06R7K8  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161753 | FR_494290901  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161753 | FR_584235907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161753 | FR_BP6MXD906  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161753 | FR_B0C2CQ902  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161753 | FR_B1YXBJ905  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161753 | FR_B15C55900  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161753 | FR_517617908  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161753 | FR_ACI02GTQ9  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000161753 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 65.60%
C000161753 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000161753 | Asia  
Holdings [Line Items]  
Percent of Total Investments 21.10%
C000161753 | Developed Middle East  
Holdings [Line Items]  
Percent of Total Investments 2.10%
C000161753 | Australasia/Pacific  
Holdings [Line Items]  
Percent of Total Investments 9.50%
C000161753 | ASML Holding NV  
Holdings [Line Items]  
Percent of Total Investments 8.40%
C000161754 | FR_712387901  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000161754 | FR_ACI06R7K8  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161754 | FR_494290901  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161754 | FR_584235907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000161754 | FR_BP6MXD906  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161754 | FR_B0C2CQ902  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161754 | FR_B1YXBJ905  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161754 | FR_B15C55900  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161754 | FR_517617908  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000161754 | FR_ACI02GTQ9  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000161754 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 65.60%
C000161754 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000161754 | Asia  
Holdings [Line Items]  
Percent of Total Investments 21.10%
C000161754 | Developed Middle East  
Holdings [Line Items]  
Percent of Total Investments 2.10%
C000161754 | Australasia/Pacific  
Holdings [Line Items]  
Percent of Total Investments 9.50%
C000161754 | ASML Holding NV  
Holdings [Line Items]  
Percent of Total Investments 8.40%
C000086649 | FR_712387901  
Holdings [Line Items]  
Percent of Total Investments 1.00%
C000086649 | FR_ACI06R7K8  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086649 | FR_494290901  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086649 | FR_584235907  
Holdings [Line Items]  
Percent of Total Investments 0.90%
C000086649 | FR_BP6MXD906  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086649 | FR_B0C2CQ902  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086649 | FR_B1YXBJ905  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086649 | FR_B15C55900  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086649 | FR_517617908  
Holdings [Line Items]  
Percent of Total Investments 0.80%
C000086649 | FR_ACI02GTQ9  
Holdings [Line Items]  
Percent of Total Investments 0.70%
C000086649 | Developed Europe  
Holdings [Line Items]  
Percent of Total Investments 65.60%
C000086649 | North America  
Holdings [Line Items]  
Percent of Total Investments 1.70%
C000086649 | Asia  
Holdings [Line Items]  
Percent of Total Investments 21.10%
C000086649 | Developed Middle East  
Holdings [Line Items]  
Percent of Total Investments 2.10%
C000086649 | Australasia/Pacific  
Holdings [Line Items]  
Percent of Total Investments 9.50%
C000086649 | ASML Holding NV  
Holdings [Line Items]  
Percent of Total Investments 8.40%
C000177028 | FR_91282CET4  
Holdings [Line Items]  
Percent of Total Investments 4.40%
C000177028 | FR_912828X88  
Holdings [Line Items]  
Percent of Total Investments 4.40%
C000177028 | FR_91282CNL1  
Holdings [Line Items]  
Percent of Total Investments 4.00%
C000177028 | FR_67066G104  
Holdings [Line Items]  
Percent of Total Investments 3.80%
C000177028 | FR_037833100  
Holdings [Line Items]  
Percent of Total Investments 3.50%
C000177028 | FR_91282CHU8  
Holdings [Line Items]  
Percent of Total Investments 3.50%
C000177028 | FR_91282CEW7  
Holdings [Line Items]  
Percent of Total Investments 2.70%
C000177028 | FR_594918104  
Holdings [Line Items]  
Percent of Total Investments 2.70%
C000177028 | FR_912828YQ7  
Holdings [Line Items]  
Percent of Total Investments 2.20%
C000177028 | FR_023135106  
Holdings [Line Items]  
Percent of Total Investments 2.10%
C000177028 | Amazon.com, Inc.  
Holdings [Line Items]  
Percent of Total Investments 33.30%
C000177028 | AssetShort-Term Investments  
Holdings [Line Items]  
Percent of Total Investments 14.50%
C000177028 | AssetU.S. Treasury Obligations  
Holdings [Line Items]  
Percent of Total Investments 36.90%
C000177028 | AssetCommon Stocks  
Holdings [Line Items]  
Percent of Total Investments 48.60%