Shareholder Report, Holdings (Details)
|
Apr. 30, 2026 |
| C000172904 | Alphabet, Inc., C, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.90%
|
| C000172904 | NVIDIA Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.70%
|
| C000172904 | Apple, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.20%
|
| C000172904 | Taiwan Semiconductor Manufacturing Co. Ltd., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000172904 | Amazon.com, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000172904 | Broadcom, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000172904 | SPDR Gold Shares, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000172904 | Microsoft Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.40%
|
| C000172904 | Meta Platforms, Inc., A, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000172904 | ASML Holding NV, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000172904 | Other_2 |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
12.30%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
66.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.60%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | France |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.50%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Netherlands |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Italy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000172904 | Germany |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Alphabet, Inc., C, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.90%
|
| C000005794 | NVIDIA Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.70%
|
| C000005794 | Apple, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.20%
|
| C000005794 | Taiwan Semiconductor Manufacturing Co. Ltd., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005794 | Amazon.com, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005794 | Broadcom, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005794 | SPDR Gold Shares, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005794 | Microsoft Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.40%
|
| C000005794 | Meta Platforms, Inc., A, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005794 | ASML Holding NV, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005794 | Other_2 |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
12.30%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
66.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.60%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | France |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.50%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Netherlands |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Italy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005794 | Germany |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Alphabet, Inc., C, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.90%
|
| C000005793 | NVIDIA Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.70%
|
| C000005793 | Apple, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.20%
|
| C000005793 | Taiwan Semiconductor Manufacturing Co. Ltd., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005793 | Amazon.com, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005793 | Broadcom, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005793 | SPDR Gold Shares, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005793 | Microsoft Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.40%
|
| C000005793 | Meta Platforms, Inc., A, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005793 | ASML Holding NV, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005793 | Other_2 |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
12.30%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
66.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.60%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | France |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.50%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Netherlands |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Italy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005793 | Germany |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Alphabet, Inc., C, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.90%
|
| C000005790 | NVIDIA Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.70%
|
| C000005790 | Apple, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.20%
|
| C000005790 | Taiwan Semiconductor Manufacturing Co. Ltd., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005790 | Amazon.com, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005790 | Broadcom, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005790 | SPDR Gold Shares, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005790 | Microsoft Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.40%
|
| C000005790 | Meta Platforms, Inc., A, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005790 | ASML Holding NV, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005790 | Other_2 |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
12.30%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
66.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.60%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | France |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.50%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Netherlands |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Italy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005790 | Germany |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Alphabet, Inc., C, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.90%
|
| C000005792 | NVIDIA Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.70%
|
| C000005792 | Apple, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
2.20%
|
| C000005792 | Taiwan Semiconductor Manufacturing Co. Ltd., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005792 | Amazon.com, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.80%
|
| C000005792 | Broadcom, Inc., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005792 | SPDR Gold Shares, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.50%
|
| C000005792 | Microsoft Corp., , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.40%
|
| C000005792 | Meta Platforms, Inc., A, , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005792 | ASML Holding NV, , , 0 |
|
| Holdings [Line Items] |
|
| Percent of Total Investments |
1.10%
|
| C000005792 | Other_2 |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
12.30%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
66.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.60%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | France |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.50%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.20%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Netherlands |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.10%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Italy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.80%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|
| C000005792 | Germany |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
1.70%
|
| Percent of Net Short Exposure |
0.00%
|