v3.25.2
Shareholder Report, Holdings (Details)
Apr. 30, 2025
C000000294 [Member] | SAP SE [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70% [1]
C000000294 [Member] | Nestle SA [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50% [1]
C000000294 [Member] | ASML Holding NV [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.40% [1]
C000000294 [Member] | Roche Holding AG [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30% [1]
C000000294 [Member] | Novartis AG [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [1]
C000000294 [Member] | AstraZeneca PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [1]
C000000294 [Member] | Novo Nordisk A S Cl B [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [1]
C000000294 [Member] | Shell PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10% [1]
C000000294 [Member] | HSBC Holdings PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10% [1]
C000000294 [Member] | Toyota Motor Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.00% [1]
C000000294 [Member] | AUSTRALIA  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000000294 [Member] | DENMARK  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000000294 [Member] | FINLAND  
Holdings [Line Items]  
Percent of Net Asset Value 1.00%
C000000294 [Member] | FRANCE  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000000294 [Member] | GERMANY  
Holdings [Line Items]  
Percent of Net Asset Value 10.00%
C000000294 [Member] | HONG KONG  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000000294 [Member] | ITALY  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000000294 [Member] | JAPAN  
Holdings [Line Items]  
Percent of Net Asset Value 21.30%
C000000294 [Member] | NETHERLANDS  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000000294 [Member] | SINGAPORE  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000000294 [Member] | SPAIN  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000000294 [Member] | SWEDEN  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000000294 [Member] | SWITZERLAND  
Holdings [Line Items]  
Percent of Net Asset Value 10.10%
C000000294 [Member] | UNITED KINGDOM  
Holdings [Line Items]  
Percent of Net Asset Value 13.90%
C000000294 [Member] | UNITED STATES  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000000294 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000172467 [Member] | SAP SE [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70% [2]
C000172467 [Member] | Nestle SA [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50% [2]
C000172467 [Member] | ASML Holding NV [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.40% [2]
C000172467 [Member] | Roche Holding AG [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30% [2]
C000172467 [Member] | Novartis AG [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [2]
C000172467 [Member] | AstraZeneca PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [2]
C000172467 [Member] | Novo Nordisk A S Cl B [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20% [2]
C000172467 [Member] | Shell PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10% [2]
C000172467 [Member] | HSBC Holdings PLC [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10% [2]
C000172467 [Member] | Toyota Motor Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.00% [2]
C000172467 [Member] | AUSTRALIA  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000172467 [Member] | DENMARK  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000172467 [Member] | FINLAND  
Holdings [Line Items]  
Percent of Net Asset Value 1.00%
C000172467 [Member] | FRANCE  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000172467 [Member] | GERMANY  
Holdings [Line Items]  
Percent of Net Asset Value 10.00%
C000172467 [Member] | HONG KONG  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000172467 [Member] | ITALY  
Holdings [Line Items]  
Percent of Net Asset Value 2.80%
C000172467 [Member] | JAPAN  
Holdings [Line Items]  
Percent of Net Asset Value 21.30%
C000172467 [Member] | NETHERLANDS  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000172467 [Member] | SINGAPORE  
Holdings [Line Items]  
Percent of Net Asset Value 1.60%
C000172467 [Member] | SPAIN  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000172467 [Member] | SWEDEN  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000172467 [Member] | SWITZERLAND  
Holdings [Line Items]  
Percent of Net Asset Value 10.10%
C000172467 [Member] | UNITED KINGDOM  
Holdings [Line Items]  
Percent of Net Asset Value 13.90%
C000172467 [Member] | UNITED STATES  
Holdings [Line Items]  
Percent of Net Asset Value 1.80%
C000172467 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
C000000295 [Member] | Apple Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.70% [3]
C000000295 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.20% [3]
C000000295 [Member] | NVIDIA Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [3]
C000000295 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.70% [3]
C000000295 [Member] | Meta Platforms Inc Cl A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [3]
C000000295 [Member] | Berkshire Hathaway Inc Cl B [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.10% [3]
C000000295 [Member] | Alphabet Inc Cl A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.00% [3]
C000000295 [Member] | Broadcom Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90% [3]
C000000295 [Member] | Tesla Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70% [3]
C000000295 [Member] | Alphabet Inc Cl C [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.60% [3]
C000000295 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.00%
C000000295 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000000295 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 10.30%
C000000295 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.10%
C000000295 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.50%
C000000295 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 30.20%
C000000295 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 14.40%
C000000295 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000000295 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
C000000295 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.30%
C000000295 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20%
C000000295 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50%
C000000296 [Member] | iShares Core S and P Small Cap ETF [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.80% [4]
C000000296 [Member] | Mr Cooper Group Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [4]
C000000296 [Member] | Corcept Therapeutics Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Qorvo Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Badger Meter Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Teleflex Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Armstrong World Industries Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | SPX Technologies Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | BorgWarner Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Stride Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [4]
C000000296 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000000296 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000000296 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.50%
C000000296 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000000296 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 18.30%
C000000296 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000000296 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 19.10%
C000000296 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000000296 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 7.90%
C000000296 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000000296 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000000296 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000000296 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
C000172468 [Member] | iShares Core S and P Small Cap ETF [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.80% [5]
C000172468 [Member] | Mr Cooper Group Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [5]
C000172468 [Member] | Corcept Therapeutics Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Qorvo Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Badger Meter Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Teleflex Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Armstrong World Industries Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | SPX Technologies Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | BorgWarner Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Stride Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.50% [5]
C000172468 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000172468 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
C000172468 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.50%
C000172468 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000172468 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 18.30%
C000172468 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000172468 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 19.10%
C000172468 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.70%
C000172468 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 7.90%
C000172468 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
C000172468 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000172468 [Member] | Net Other Assets and Liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.10%
C000172468 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
[1] Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.
[2] Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.
[3] Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.
[4] Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.
[5] Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.