v3.26.1
Shareholder Report, Holdings (Details)
May 31, 2026
C000131515 | Delta ElectronicsNone  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000131515 | Samsung ElectronicsNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.00%
C000131515 | JabilNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000131515 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000131515 | Quimica y Minera Chile ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000131515 | QualcommNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.40%
C000131515 | Barrick Mining CorporationNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000131515 | AntofagastaNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000131515 | Rio Tinto ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000131515 | Monolithic Power SystemsNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000131515 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000131515 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 13.50%
C000131515 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 8.40%
C000131515 | China  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000131515 | India  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000131515 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000131515 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000131515 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000131515 | Chile  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000131515 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000131515 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000131515 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
C000131515 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 8.10%
C000131515 | Electronics Components  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000131515 | Personal Care Products  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000131515 | Health Care Facilities  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000131515 | Electronic Manufacturing Services & Original Design Manufacturer  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000131515 | Food & Drug Stores  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000131515 | Agricultural Chemicals  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000131515 | Base Metals  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000131515 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 31.60%
C000079787 | Delta ElectronicsNone  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000079787 | Samsung ElectronicsNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.00%
C000079787 | JabilNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000079787 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000079787 | Quimica y Minera Chile ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000079787 | QualcommNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.40%
C000079787 | Barrick Mining CorporationNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000079787 | AntofagastaNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000079787 | Rio Tinto ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000079787 | Monolithic Power SystemsNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000079787 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 17.60%
C000079787 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 13.50%
C000079787 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 8.40%
C000079787 | China  
Holdings [Line Items]  
Percent of Net Asset Value 7.50%
C000079787 | India  
Holdings [Line Items]  
Percent of Net Asset Value 7.20%
C000079787 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000079787 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000079787 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000079787 | Chile  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000079787 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000079787 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000079787 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
C000079787 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 8.10%
C000079787 | Electronics Components  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000079787 | Personal Care Products  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000079787 | Health Care Facilities  
Holdings [Line Items]  
Percent of Net Asset Value 6.00%
C000079787 | Electronic Manufacturing Services & Original Design Manufacturer  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000079787 | Food & Drug Stores  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000079787 | Agricultural Chemicals  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000079787 | Base Metals  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000079787 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 31.60%
C000131514 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000131514 | AppleNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000131514 | Alphabet, Class ANone  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000131514 | BroadcomNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000131514 | ASML Holding NYNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000131514 | NvidiaNone  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000131514 | MicrosoftNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000131514 | Eli LillyNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000131514 | Johnson Controls InternationalNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000131514 | Advanced Micro DevicesNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000131514 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000131514 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 66.80%
C000131514 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000131514 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000131514 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000131514 | Ireland  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000131514 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000131514 | France  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000131514 | Denmark  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000131514 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000131514 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000131514 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 14.40%
C000131514 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 17.70%
C000131514 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 10.50%
C000131514 | Large Pharma  
Holdings [Line Items]  
Percent of Net Asset Value 10.30%
C000131514 | Infrastructure Software  
Holdings [Line Items]  
Percent of Net Asset Value 8.90%
C000131514 | Internet Media & Services  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000131514 | Commercial & Residential Building Equipment & Systems  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000131514 | Medical Devices  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000131514 | Fabricated Metal & Hardware  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000131514 | Specialty Apparel Stores  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000065109 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000065109 | AppleNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000065109 | Alphabet, Class ANone  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000065109 | BroadcomNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000065109 | ASML Holding NYNone  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000065109 | NvidiaNone  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000065109 | MicrosoftNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000065109 | Eli LillyNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.60%
C000065109 | Johnson Controls InternationalNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000065109 | Advanced Micro DevicesNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000065109 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000065109 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 66.80%
C000065109 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 3.70%
C000065109 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 7.10%
C000065109 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000065109 | Ireland  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000065109 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000065109 | France  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000065109 | Denmark  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000065109 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000065109 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000065109 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 14.40%
C000065109 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 17.70%
C000065109 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 10.50%
C000065109 | Large Pharma  
Holdings [Line Items]  
Percent of Net Asset Value 10.30%
C000065109 | Infrastructure Software  
Holdings [Line Items]  
Percent of Net Asset Value 8.90%
C000065109 | Internet Media & Services  
Holdings [Line Items]  
Percent of Net Asset Value 7.60%
C000065109 | Commercial & Residential Building Equipment & Systems  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000065109 | Medical Devices  
Holdings [Line Items]  
Percent of Net Asset Value 3.10%
C000065109 | Fabricated Metal & Hardware  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000065109 | Specialty Apparel Stores  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000131513 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000131513 | BroadcomNone  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000131513 | MicrosoftNone  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000131513 | Eli LillyNone  
Holdings [Line Items]  
Percent of Net Asset Value 12.10%
C000131513 | Johnson Controls InternationalNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000131513 | Rockwell AutomationNone  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000131513 | W.W. GraingerNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000131513 | Cisco SystemsNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000131513 | Texas InstrumentsNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000131513 | Illinois Tool WorksNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000131513 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000131513 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 65.00%
C000131513 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000131513 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000131513 | France  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000131513 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000131513 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000131513 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000131513 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000131513 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 9.10%
C000131513 | Personal Care Products  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000131513 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 16.30%
C000131513 | Large Pharma  
Holdings [Line Items]  
Percent of Net Asset Value 17.70%
C000131513 | Infrastructure Software  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000131513 | Commercial & Residential Building Equipment & Systems  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000131513 | Industrial Wholesale & Rental  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000131513 | Measurement Instruments  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000131513 | Basic & Diversified Chemicals  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000012979 | Taiwan Semiconductor ADRNone  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000012979 | BroadcomNone  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000012979 | MicrosoftNone  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000012979 | Eli LillyNone  
Holdings [Line Items]  
Percent of Net Asset Value 12.10%
C000012979 | Johnson Controls InternationalNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000012979 | Rockwell AutomationNone  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000012979 | W.W. GraingerNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000012979 | Cisco SystemsNone  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000012979 | Texas InstrumentsNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000012979 | Illinois Tool WorksNone  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000012979 | Taiwan  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000012979 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 65.00%
C000012979 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 4.70%
C000012979 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000012979 | France  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000012979 | Canada  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000012979 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
C000012979 | Communications Equipment  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000012979 | Semiconductor Manufacturing  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000012979 | Semiconductor Devices  
Holdings [Line Items]  
Percent of Net Asset Value 9.10%
C000012979 | Personal Care Products  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000012979 | Other Industries  
Holdings [Line Items]  
Percent of Net Asset Value 16.30%
C000012979 | Large Pharma  
Holdings [Line Items]  
Percent of Net Asset Value 17.70%
C000012979 | Infrastructure Software  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000012979 | Commercial & Residential Building Equipment & Systems  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000012979 | Industrial Wholesale & Rental  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000012979 | Measurement Instruments  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
C000012979 | Basic & Diversified Chemicals  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000160667 | Al Rajhi Sukuk11/16/2049None6.375  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000160667 | SAIB Tier 1 Sukuk Ltd11/27/2049None6.375  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000160667 | Hazine Mustesarligi Varl04/26/2030None6.5  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160667 | Equate Sukuk SPC Ltd09/05/2031None5  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160667 | KFH Tier 1 Sukuk 2 Ltd11/20/2051None6.25  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000160667 | Aercap Sukuk Ltd10/03/2029None4.5  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000160667 | EDO Sukuk Ltd07/03/2031None5.662  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160667 | Air Lease Corp Sukuk04/01/2028None5.85  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160667 | National Central Cooling03/05/2030None5.279  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160667 | Almarai Sukuk07/25/2033None5.233  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160667 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000160667 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000160667 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 14.00%
C000160667 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000160667 | Cayman Islands  
Holdings [Line Items]  
Percent of Net Asset Value 47.40%
C000160667 | United Arab Emirates  
Holdings [Line Items]  
Percent of Net Asset Value 17.40%
C000160667 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000160667 | Oman  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160667 | Qatar  
Holdings [Line Items]  
Percent of Net Asset Value 0.30%
C000160667 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 40.50%
C000160667 | Government  
Holdings [Line Items]  
Percent of Net Asset Value 12.40%
C000160667 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 11.40%
C000160667 | Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000160667 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000160667 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000160667 | Communications  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000160667 | Materials  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160667 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160667 | Fixed Income  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000160667 | Other Sectors  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000160666 | Al Rajhi Sukuk11/16/2049None6.375  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000160666 | SAIB Tier 1 Sukuk Ltd11/27/2049None6.375  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000160666 | Hazine Mustesarligi Varl04/26/2030None6.5  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160666 | Equate Sukuk SPC Ltd09/05/2031None5  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160666 | KFH Tier 1 Sukuk 2 Ltd11/20/2051None6.25  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000160666 | Aercap Sukuk Ltd10/03/2029None4.5  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000160666 | EDO Sukuk Ltd07/03/2031None5.662  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160666 | Air Lease Corp Sukuk04/01/2028None5.85  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160666 | National Central Cooling03/05/2030None5.279  
Holdings [Line Items]  
Percent of Net Asset Value 2.40%
C000160666 | Almarai Sukuk07/25/2033None5.233  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160666 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000160666 | Malaysia  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000160666 | Saudi Arabia  
Holdings [Line Items]  
Percent of Net Asset Value 14.00%
C000160666 | Turkey  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000160666 | Cayman Islands  
Holdings [Line Items]  
Percent of Net Asset Value 47.40%
C000160666 | United Arab Emirates  
Holdings [Line Items]  
Percent of Net Asset Value 17.40%
C000160666 | Indonesia  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000160666 | Oman  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160666 | Qatar  
Holdings [Line Items]  
Percent of Net Asset Value 0.30%
C000160666 | Financials  
Holdings [Line Items]  
Percent of Net Asset Value 40.50%
C000160666 | Government  
Holdings [Line Items]  
Percent of Net Asset Value 12.40%
C000160666 | Real Estate  
Holdings [Line Items]  
Percent of Net Asset Value 11.40%
C000160666 | Utilities  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000160666 | Industrials  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
C000160666 | Energy  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000160666 | Communications  
Holdings [Line Items]  
Percent of Net Asset Value 4.20%
C000160666 | Materials  
Holdings [Line Items]  
Percent of Net Asset Value 2.70%
C000160666 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000160666 | Fixed Income  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000160666 | Other Sectors  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%