Shareholder Report, Holdings (Details)	Apr. 30, 2026
C000250247 \| ASML Holding NV, , , 0
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000250247 \| Amazon.com, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.50%
C000250247 \| Alphabet, Inc., C, , 0
Holdings [Line Items]
Percent of Net Asset Value	8.30%
C000250247 \| Howmet Aerospace, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.00%
C000250247 \| Intel Corp., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.50%
C000250247 \| Vertiv Holdings Co., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	5.10%
C000250247 \| Broadcom, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000250247 \| Trane Technologies plc, , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000250247 \| Airbus SE, , , 0
Holdings [Line Items]
Percent of Net Asset Value	4.90%
C000250247 \| Visa, Inc., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	4.50%
C000250247 \| Liabilities in Excess of Other Assets
Holdings [Line Items]
Percent of Net Asset Value	(0.20%)
C000250247 \| United States
Holdings [Line Items]
Percent of Net Asset Value	79.10%
C000250247 \| Netherlands
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000250247 \| France
Holdings [Line Items]
Percent of Net Asset Value	6.80%
C000250247 \| United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	4.10%
C000250247 \| Short-Term Securities
Holdings [Line Items]
Percent of Net Asset Value	1.10%
C000047292 \| ASML Holding NV, , , 0
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000047292 \| Amazon.com, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.50%
C000047292 \| Alphabet, Inc., C, , 0
Holdings [Line Items]
Percent of Net Asset Value	8.30%
C000047292 \| Howmet Aerospace, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.00%
C000047292 \| Intel Corp., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.50%
C000047292 \| Vertiv Holdings Co., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	5.10%
C000047292 \| Broadcom, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000047292 \| Trane Technologies plc, , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000047292 \| Airbus SE, , , 0
Holdings [Line Items]
Percent of Net Asset Value	4.90%
C000047292 \| Visa, Inc., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	4.50%
C000047292 \| Liabilities in Excess of Other Assets
Holdings [Line Items]
Percent of Net Asset Value	(0.20%)
C000047292 \| United States
Holdings [Line Items]
Percent of Net Asset Value	79.10%
C000047292 \| Netherlands
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000047292 \| France
Holdings [Line Items]
Percent of Net Asset Value	6.80%
C000047292 \| United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	4.10%
C000047292 \| Short-Term Securities
Holdings [Line Items]
Percent of Net Asset Value	1.10%
C000007415 \| ASML Holding NV, , , 0
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007415 \| Amazon.com, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.50%
C000007415 \| Alphabet, Inc., C, , 0
Holdings [Line Items]
Percent of Net Asset Value	8.30%
C000007415 \| Howmet Aerospace, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.00%
C000007415 \| Intel Corp., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.50%
C000007415 \| Vertiv Holdings Co., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	5.10%
C000007415 \| Broadcom, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007415 \| Trane Technologies plc, , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007415 \| Airbus SE, , , 0
Holdings [Line Items]
Percent of Net Asset Value	4.90%
C000007415 \| Visa, Inc., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	4.50%
C000007415 \| Liabilities in Excess of Other Assets
Holdings [Line Items]
Percent of Net Asset Value	(0.20%)
C000007415 \| United States
Holdings [Line Items]
Percent of Net Asset Value	79.10%
C000007415 \| Netherlands
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007415 \| France
Holdings [Line Items]
Percent of Net Asset Value	6.80%
C000007415 \| United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	4.10%
C000007415 \| Short-Term Securities
Holdings [Line Items]
Percent of Net Asset Value	1.10%
C000007412 \| ASML Holding NV, , , 0
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007412 \| Amazon.com, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.50%
C000007412 \| Alphabet, Inc., C, , 0
Holdings [Line Items]
Percent of Net Asset Value	8.30%
C000007412 \| Howmet Aerospace, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.00%
C000007412 \| Intel Corp., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.50%
C000007412 \| Vertiv Holdings Co., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	5.10%
C000007412 \| Broadcom, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007412 \| Trane Technologies plc, , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007412 \| Airbus SE, , , 0
Holdings [Line Items]
Percent of Net Asset Value	4.90%
C000007412 \| Visa, Inc., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	4.50%
C000007412 \| Liabilities in Excess of Other Assets
Holdings [Line Items]
Percent of Net Asset Value	(0.20%)
C000007412 \| United States
Holdings [Line Items]
Percent of Net Asset Value	79.10%
C000007412 \| Netherlands
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007412 \| France
Holdings [Line Items]
Percent of Net Asset Value	6.80%
C000007412 \| United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	4.10%
C000007412 \| Short-Term Securities
Holdings [Line Items]
Percent of Net Asset Value	1.10%
C000007414 \| ASML Holding NV, , , 0
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007414 \| Amazon.com, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.50%
C000007414 \| Alphabet, Inc., C, , 0
Holdings [Line Items]
Percent of Net Asset Value	8.30%
C000007414 \| Howmet Aerospace, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	8.00%
C000007414 \| Intel Corp., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.50%
C000007414 \| Vertiv Holdings Co., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	5.10%
C000007414 \| Broadcom, Inc., , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007414 \| Trane Technologies plc, , , 0
Holdings [Line Items]
Percent of Net Asset Value	5.00%
C000007414 \| Airbus SE, , , 0
Holdings [Line Items]
Percent of Net Asset Value	4.90%
C000007414 \| Visa, Inc., A, , 0
Holdings [Line Items]
Percent of Net Asset Value	4.50%
C000007414 \| Liabilities in Excess of Other Assets
Holdings [Line Items]
Percent of Net Asset Value	(0.20%)
C000007414 \| United States
Holdings [Line Items]
Percent of Net Asset Value	79.10%
C000007414 \| Netherlands
Holdings [Line Items]
Percent of Net Asset Value	9.10%
C000007414 \| France
Holdings [Line Items]
Percent of Net Asset Value	6.80%
C000007414 \| United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	4.10%
C000007414 \| Short-Term Securities
Holdings [Line Items]
Percent of Net Asset Value	1.10%

Shareholder Report, Holdings (Details)

Apr. 30, 2026