v3.24.3
Shareholder Report, Holdings (Details)
Sep. 30, 2024
C000038340 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 40.70%
C000038340 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 39.20%
C000038340 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 19.70%
C000038340 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 40.80%
C000038340 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 8.90%
C000038340 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
C000038340 | Spain  
Holdings [Line Items]  
Percent of Net Asset Value 7.90%
C000038340 | Mexico  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000038340 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000038340 | China  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000038340 | New Zealand  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000038340 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000038340 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000096745 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000096745 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000096745 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 30.90%
C000096745 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000096745 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 9.00%
C000096745 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000096745 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000096745 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000096745 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000096745 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000096745 | Mexico  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000096745 | China  
Holdings [Line Items]  
Percent of Net Asset Value 20.60%
C000096745 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 20.10%
C000096745 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 13.30%
C000096745 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 9.00%
C000096745 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000096745 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000096745 | United Arab Emirates  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000096745 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000096745 | Qatar  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000038346 | Tencent Holdings Ltd.FR_BMMV2K903  
Holdings [Line Items]  
Percent of Net Asset Value 12.10%
C000038346 | Alibaba Group Holding Ltd.FR_BK6YZP902  
Holdings [Line Items]  
Percent of Net Asset Value 7.70%
C000038346 | MeituanFR_ACI14YZ22  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000038346 | PDD Holdings, Inc.FR_722304102  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000038346 | China Construction Bank Corp.FR_B0LMTQ900  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000038346 | JD.com, Inc.FR_BKPQZT900  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038346 | Industrial & Commercial Bank of China Ltd.FR_B1G1QD902  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000038346 | Xiaomi Corp.FR_BG0ZMJ902  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000038346 | Bank of China Ltd.FR_B15456906  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
C000038346 | Ping An Insurance Group Co. of China Ltd.FR_B01FLR903  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
C000038346 | IndustryInteractive Media & Services  
Holdings [Line Items]  
Percent of Net Asset Value 14.20%
C000038346 | IndustryBroadline Retail  
Holdings [Line Items]  
Percent of Net Asset Value 13.20%
C000038346 | IndustryBanks  
Holdings [Line Items]  
Percent of Net Asset Value 9.70%
C000038346 | IndustryHotels, Restaurants & Leisure  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000038346 | IndustryAutomobiles  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000038346 | IndustryInsurance  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000038346 | IndustryOil, Gas & Consumable Fuels  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000038346 | IndustryReal Estate Management & Development  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000038346 | IndustryMetals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000038346 | IndustryBeverages  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
S000036082 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
S000036082 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
S000036082 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
S000036082 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 16.30%
S000036082 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
S000036082 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
S000036082 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
S000036082 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
S000036082 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 19.80%
S000036082 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
S000036082 | Mexico  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
S000036082 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 27.20%
S000036082 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
S000036082 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
S000036082 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
S000036082 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
S000036082 | United Arab Emirates  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
S000036082 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
S000036082 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
S000036082 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000062489 | Prologis, Inc.FR_74340W103  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000062489 | Equinix, Inc.FR_29444U700  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
C000062489 | Welltower, Inc.FR_95040Q104  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000062489 | Public StorageFR_74460D109  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000062489 | Realty Income Corp.FR_756109104  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000062489 | Simon Property Group, Inc.FR_828806109  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000062489 | Digital Realty Trust, Inc.FR_253868103  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000062489 | Extra Space Storage, Inc.FR_30225T102  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000062489 | AvalonBay Communities, Inc.FR_053484101  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000062489 | Ventas, Inc.FR_92276F100  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
C000062489 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 71.20%
C000062489 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000062489 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 0.90%
C000062489 | France  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000062489 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000062489 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000062489 | Singapore  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000062489 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000062489 | Hong Kong  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000062489 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 1.00%
C000038339 | Mitsui Fudosan Co. Ltd.FR_659760003  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000038339 | Segro PLCFR_B5ZN1N909  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000038339 | Scentre GroupFR_BLZH0Z901  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000038339 | Link REITFR_B0PB4M906  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000038339 | CapitaLand Integrated Commercial TrustFR_642012900  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038339 | Unibail-Rodamco-WestfieldFR_BF2PQ0901  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038339 | Swiss Prime Site AGFR_B083BH906  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038339 | CapitaLand Ascendas REITFR_656387909  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000038339 | Nippon Building Fund, Inc.FR_639680909  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000038339 | LEG Immobilien SEFR_B9G6L8900  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000038339 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 9.40%
C000038339 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000038339 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000038339 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 14.30%
C000038339 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 28.30%
C000038339 | Singapore  
Holdings [Line Items]  
Percent of Net Asset Value 10.40%
C000038339 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000038339 | Hong Kong  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000038339 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000038339 | Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000017550 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000017550 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 17.30%
C000017550 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000017550 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 20.90%
C000017550 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000017550 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000017550 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 16.70%
C000017550 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 16.10%
C000017550 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000017550 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000017550 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000017550 | Spain  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000017550 | France  
Holdings [Line Items]  
Percent of Net Asset Value 32.20%
C000017550 | China  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000017550 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000017550 | Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000017550 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 26.60%
C000017550 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 13.00%
C000017550 | Finland  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000149166 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000149166 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 12.70%
C000149166 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 17.50%
C000149166 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000149166 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000149166 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000149166 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 9.80%
C000149166 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 26.80%
C000149166 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 12.00%
C000149166 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000149166 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 64.10%
C000149166 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
C000149166 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000149166 | France  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000149166 | China  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000149166 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000149166 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000149166 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000149166 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000149166 | India  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000038341 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000038341 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 13.80%
C000038341 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000038341 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 22.10%
C000038341 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 5.60%
C000038341 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 7.40%
C000038341 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000038341 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 12.90%
C000038341 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 9.40%
C000038341 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000038341 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000038341 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000038341 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000038341 | France  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000038341 | China  
Holdings [Line Items]  
Percent of Net Asset Value 8.40%
C000038341 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000038341 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000038341 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 14.00%
C000038341 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000038341 | India  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000167041 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000167041 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 17.10%
C000167041 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 22.30%
C000167041 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000167041 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000167041 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000167041 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 11.90%
C000167041 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 9.40%
C000167041 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 14.30%
C000167041 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000167041 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 7.70%
C000167041 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 5.90%
C000167041 | France  
Holdings [Line Items]  
Percent of Net Asset Value 9.20%
C000167041 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000167041 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 22.30%
C000167041 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000167041 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000167041 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000167041 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000167041 | Denmark  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000141272 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000141272 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 15.80%
C000141272 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000141272 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 18.90%
C000141272 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000141272 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000141272 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 10.20%
C000141272 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000141272 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 15.40%
C000141272 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000141272 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 10.00%
C000141272 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000141272 | Spain  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000141272 | France  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000141272 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 11.30%
C000141272 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 22.10%
C000141272 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 8.50%
C000141272 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000141272 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000141272 | Denmark  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000167042 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000167042 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000167042 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 24.40%
C000167042 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 10.10%
C000167042 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000167042 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000167042 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 15.20%
C000167042 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 24.50%
C000167042 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000167042 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 6.80%
C000167042 | Mexico  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000167042 | China  
Holdings [Line Items]  
Percent of Net Asset Value 29.00%
C000167042 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 19.30%
C000167042 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000167042 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000167042 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000167042 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000167042 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000167042 | India  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000167042 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 11.10%
C000141273 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000141273 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000141273 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000141273 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 21.50%
C000141273 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000141273 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000141273 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000141273 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 21.70%
C000141273 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000141273 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000141273 | China  
Holdings [Line Items]  
Percent of Net Asset Value 24.20%
C000141273 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000141273 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000141273 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000141273 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000141273 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000141273 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000141273 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000141273 | India  
Holdings [Line Items]  
Percent of Net Asset Value 24.10%
C000141273 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000141274 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000141274 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 10.50%
C000141274 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000141274 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 16.60%
C000141274 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 10.40%
C000141274 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000141274 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000141274 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 20.60%
C000141274 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 14.80%
C000141274 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000141274 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 68.20%
C000141274 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000141274 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000141274 | Spain  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
C000141274 | France  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000141274 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000141274 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 7.40%
C000141274 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000141274 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000141274 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000038337 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000038337 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000038337 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000038337 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 20.30%
C000038337 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000038337 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 7.70%
C000038337 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000038337 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 9.80%
C000038337 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000038337 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000038337 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000038337 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 6.70%
C000038337 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 9.70%
C000038337 | France  
Holdings [Line Items]  
Percent of Net Asset Value 6.90%
C000038337 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 9.40%
C000038337 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 21.90%
C000038337 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000038337 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000038337 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000038337 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 4.40%
C000038347 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000038347 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 8.50%
C000038347 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000038347 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 21.80%
C000038347 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.50%
C000038347 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000038347 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 13.70%
C000038347 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 18.90%
C000038347 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 4.40%
C000038347 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000038347 | Mexico  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038347 | China  
Holdings [Line Items]  
Percent of Net Asset Value 29.60%
C000038347 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 19.30%
C000038347 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000038347 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000038347 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000038347 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000038347 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000038347 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000038347 | India  
Holdings [Line Items]  
Percent of Net Asset Value 23.60%
C000017549 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000017549 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 17.80%
C000017549 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000017549 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 19.40%
C000017549 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000017549 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 9.90%
C000017549 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 9.80%
C000017549 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 7.40%
C000017549 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 14.80%
C000017549 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000017549 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 10.70%
C000017549 | Spain  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000017549 | France  
Holdings [Line Items]  
Percent of Net Asset Value 13.80%
C000017549 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000017549 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 17.50%
C000017549 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000017549 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 9.80%
C000017549 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 12.70%
C000017549 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000017549 | Denmark  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000110424 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000110424 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 11.80%
C000110424 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000110424 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 16.20%
C000110424 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 7.40%
C000110424 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000110424 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 11.00%
C000110424 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 23.00%
C000110424 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 11.20%
C000110424 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000110424 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 64.10%
C000110424 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000110424 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000110424 | France  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000110424 | China  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000110424 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000110424 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000110424 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000110424 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000110424 | India  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000038345 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000038345 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 8.40%
C000038345 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000038345 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 19.00%
C000038345 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 9.00%
C000038345 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
C000038345 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 15.70%
C000038345 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 24.40%
C000038345 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000038345 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000038345 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000038345 | China  
Holdings [Line Items]  
Percent of Net Asset Value 37.50%
C000038345 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 24.90%
C000038345 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000038345 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000038345 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000038345 | Hong Kong  
Holdings [Line Items]  
Percent of Net Asset Value 0.30%
C000038345 | India  
Holdings [Line Items]  
Percent of Net Asset Value 29.70%
C000038345 | Philippines  
Holdings [Line Items]  
Percent of Net Asset Value 0.90%
C000060582 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000060582 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 17.40%
C000060582 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 7.80%
C000060582 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000060582 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000060582 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000060582 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 11.90%
C000060582 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 19.30%
C000060582 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000060582 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 13.30%
C000060582 | China  
Holdings [Line Items]  
Percent of Net Asset Value 24.40%
C000060582 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 26.20%
C000060582 | Thailand  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000060582 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 4.10%
C000060582 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 2.90%
C000060582 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000060582 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000060582 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000060582 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000060582 | India  
Holdings [Line Items]  
Percent of Net Asset Value 19.10%
C000126352 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000126352 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000126352 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000126352 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 25.20%
C000126352 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000126352 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000126352 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 11.40%
C000126352 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000126352 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000126352 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000126352 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 26.50%
C000126352 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 20.50%
C000126352 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000126352 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000126352 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 12.70%
C000126352 | Hong Kong  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000126352 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000126352 | Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000126352 | Finland  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000126352 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000092104 | IndustryOil, Gas & Consumable Fuels  
Holdings [Line Items]  
Percent of Net Asset Value 29.80%
C000092104 | IndustryMetals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 34.80%
C000092104 | IndustryPaper & Forest Products  
Holdings [Line Items]  
Percent of Net Asset Value 10.20%
C000092104 | IndustryChemicals  
Holdings [Line Items]  
Percent of Net Asset Value 9.40%
C000092104 | IndustryContainers & Packaging  
Holdings [Line Items]  
Percent of Net Asset Value 8.30%
C000092104 | IndustryFood Products  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000092104 | IndustrySpecialized REITs  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
C000092104 | IndustryEnergy Equipment & Services  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000092104 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 40.80%
C000092104 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000092104 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 13.70%
C000092104 | France  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000092104 | China  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000092104 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 5.60%
C000092104 | South Africa  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000092104 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000092104 | Finland  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000092104 | India  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000057694 | SectorUtilities  
Holdings [Line Items]  
Percent of Net Asset Value 21.00%
C000057694 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000057694 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 7.80%
C000057694 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000057694 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000057694 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000057694 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 14.20%
C000057694 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000057694 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000057694 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000057694 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000057694 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000057694 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
C000057694 | France  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000057694 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 4.40%
C000057694 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 8.90%
C000057694 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000057694 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 22.50%
C000057694 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 6.80%
C000057694 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000038338 | SectorIndustrials  
Holdings [Line Items]  
Percent of Net Asset Value 21.20%
C000038338 | SectorEnergy  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000038338 | SectorFinancials  
Holdings [Line Items]  
Percent of Net Asset Value 8.40%
C000038338 | SectorCommunication Services  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000038338 | SectorConsumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000038338 | SectorReal Estate  
Holdings [Line Items]  
Percent of Net Asset Value 8.70%
C000038338 | SectorConsumer Discretionary  
Holdings [Line Items]  
Percent of Net Asset Value 12.20%
C000038338 | SectorInformation Technology  
Holdings [Line Items]  
Percent of Net Asset Value 12.00%
C000038338 | SectorHealth Care  
Holdings [Line Items]  
Percent of Net Asset Value 9.10%
C000038338 | SectorMaterials  
Holdings [Line Items]  
Percent of Net Asset Value 12.80%
C000038338 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000038338 | Australia  
Holdings [Line Items]  
Percent of Net Asset Value 8.80%
C000038338 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 8.10%
C000038338 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
C000038338 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000038338 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 38.20%
C000038338 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000038338 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000038338 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 10.70%
C000038338 | Israel  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000163789 | IndustryOil, Gas & Consumable Fuels  
Holdings [Line Items]  
Percent of Net Asset Value 39.70%
C000163789 | IndustryMetals & Mining  
Holdings [Line Items]  
Percent of Net Asset Value 35.60%
C000163789 | IndustryPaper & Forest Products  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000163789 | IndustryChemicals  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000163789 | IndustryContainers & Packaging  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000163789 | IndustryFood Products  
Holdings [Line Items]  
Percent of Net Asset Value 3.50%
C000163789 | IndustrySpecialized REITs  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000163789 | IndustryEnergy Equipment & Services  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000163789 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 75.00%
C000163789 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 20.10%
C000163789 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000163789 | Brazil  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000163789 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%
C000163789 | Zambia  
Holdings [Line Items]  
Percent of Net Asset Value 0.70%
C000163789 | Chile  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000163789 | Burkina Faso  
Holdings [Line Items]  
Percent of Net Asset Value 0.20%