Shareholder Report, Holdings (Details)
|
Jun. 30, 2026 |
| C000012182 | NVIDIA Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.69%
|
| C000012182 | Alphabet, Inc.Class A |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.24%
|
| C000012182 | Apple, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
3.13%
|
| C000012182 | Microsoft Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
2.86%
|
| C000012182 | Lam Research Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
2.14%
|
| C000012182 | Comfort Systems USA, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.98%
|
| C000012182 | Applied Materials, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.88%
|
| C000012182 | Amazon.com, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.78%
|
| C000012182 | Illumina, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.62%
|
| C000012182 | Lumentum Holdings, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.60%
|
| C000012182 | Other Investments in Securities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.40%
|
| C000012182 | Common Stocks |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
99.36%
|
| C000012182 | Money Market Fund |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.62%
|
| C000012182 | Utilities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.23%
|
| C000012182 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
2.37%
|
| C000012182 | Materials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
3.52%
|
| C000012182 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
7.41%
|
| C000012182 | Communication Services |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
8.29%
|
| C000012182 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
10.31%
|
| C000012182 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
13.77%
|
| C000012182 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
14.84%
|
| C000012182 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
36.86%
|
| C000012186 | Movado Group, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.80%
|
| C000012186 | Electromed, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.72%
|
| C000012186 | Optical Cable Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.57%
|
| C000012186 | RF Industries, Ltd. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.46%
|
| C000012186 | Puma Biotechnology, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.41%
|
| C000012186 | AMC Networks, Inc.Class A |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.36%
|
| C000012186 | Xperi, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.32%
|
| C000012186 | Rimini Street, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.31%
|
| C000012186 | Sagimet Biosciences, Inc.Class A |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.30%
|
| C000012186 | Fossil Group, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.24%
|
| C000012186 | Other Investments in Securities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.61%
|
| C000012186 | Common Stocks |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
98.80%
|
| C000012186 | Money Market Fund |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.91%
|
| C000012186 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
5.66%
|
| C000012186 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
25.95%
|
| C000012186 | Communication Services |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
5.97%
|
| C000012186 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
15.18%
|
| C000012186 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
12.52%
|
| C000012186 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
16.11%
|
| C000012186 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
15.24%
|
| C000012186 | Rights |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.00%
|
| C000012186 | Investments Purchased With Cash Proceeds From Securities Lending |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
6.71%
|
| C000012186 | Real Estate |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.60%
|
| C000012186 | Consumer Staples |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.16%
|
| C000012187 | Entravision Communications Corp.Class A |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.41%
|
| C000012187 | FuelCell Energy, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.39%
|
| C000012187 | Rackspace Technology, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.97%
|
| C000012187 | AXT, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.93%
|
| C000012187 | Backblaze, Inc.Class A |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.70%
|
| C000012187 | Eliem Therapeutics, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.65%
|
| C000012187 | Babcock & Wilcox Enterprises, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.61%
|
| C000012187 | Flexsteel Industries, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.60%
|
| C000012187 | Envela Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.60%
|
| C000012187 | Everspin Technologies, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.58%
|
| C000012187 | Other Investments in Securities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
2.59%
|
| C000012187 | Common Stocks |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
99.69%
|
| C000012187 | Money Market Fund |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.00%
|
| C000012187 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.79%
|
| C000012187 | Materials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
3.69%
|
| C000012187 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
24.82%
|
| C000012187 | Communication Services |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
5.08%
|
| C000012187 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
11.93%
|
| C000012187 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
14.95%
|
| C000012187 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
15.40%
|
| C000012187 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
14.54%
|
| C000012187 | Rights |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.00%
|
| C000012187 | Investments Purchased With Cash Proceeds From Securities Lending |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
9.55%
|
| C000012187 | Consumer Staples |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
2.21%
|
| C000012190 | TTM Technologies, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.48%
|
| C000012190 | Garrett Motion, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.39%
|
| C000012190 | Viasat, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.32%
|
| C000012190 | Bread Financial Holdings, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.30%
|
| C000012190 | EnerSys |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.28%
|
| C000012190 | Fulton Financial Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.07%
|
| C000012190 | Matson, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.00%
|
| C000012190 | Kulicke & Soffa Industries, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.98%
|
| C000012190 | NetScout Systems, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.96%
|
| C000012190 | Interface, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.95%
|
| C000012190 | Other Investments in Securities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.87%
|
| C000012190 | Common Stocks |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
100.09%
|
| C000012190 | Utilities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
3.73%
|
| C000012190 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
8.22%
|
| C000012190 | Materials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.22%
|
| C000012190 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
8.76%
|
| C000012190 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
11.73%
|
| C000012190 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
12.42%
|
| C000012190 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
28.12%
|
| C000012190 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
13.79%
|
| C000012190 | Real Estate |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.14%
|
| C000103073 | Viasat, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.15%
|
| C000103073 | Bread Financial Holdings, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.78%
|
| C000103073 | Victoria's Secret & Co. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.10%
|
| C000103073 | Enova International, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
1.05%
|
| C000103073 | Sphere Entertainment Co. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.83%
|
| C000103073 | International Seaways, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.76%
|
| C000103073 | Tutor Perini Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.75%
|
| C000103073 | Benchmark Electronics, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.73%
|
| C000103073 | Topgolf Callaway Brands Corp. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.72%
|
| C000103073 | Patterson-UTI Energy, Inc. |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.66%
|
| C000103073 | Other Investments in Securities |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.62%
|
| C000103073 | Common Stocks |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
99.80%
|
| C000103073 | Money Market Fund |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.13%
|
| C000103073 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
13.08%
|
| C000103073 | Materials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.74%
|
| C000103073 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
3.85%
|
| C000103073 | Communication Services |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.43%
|
| C000103073 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
15.50%
|
| C000103073 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
12.04%
|
| C000103073 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
36.38%
|
| C000103073 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
5.35%
|
| C000103073 | Rights |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.00%
|
| C000103073 | Investments Purchased With Cash Proceeds From Securities Lending |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.50%
|
| C000103073 | Consumer Staples |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
4.01%
|
| C000103073 | Preferred Stock |
|
| Holdings [Line Items] |
|
| Percent of Net Asset Value |
0.10%
|
| C000254224 | Korea |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
7.24%
|
| Percent of Net Short Exposure |
4.89%
|
| C000254224 | Other Countries |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
38.02%
|
| Percent of Net Short Exposure |
38.96%
|
| C000254224 | Utilities |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
2.94%
|
| Percent of Net Short Exposure |
3.57%
|
| C000254224 | Energy |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.41%
|
| Percent of Net Short Exposure |
2.73%
|
| C000254224 | Materials |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
11.78%
|
| Percent of Net Short Exposure |
12.44%
|
| C000254224 | Health Care |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
4.23%
|
| Percent of Net Short Exposure |
2.86%
|
| C000254224 | Communication Services |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.61%
|
| Percent of Net Short Exposure |
6.64%
|
| C000254224 | Consumer Discretionary |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
10.73%
|
| Percent of Net Short Exposure |
12.43%
|
| C000254224 | Industrials |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
15.84%
|
| Percent of Net Short Exposure |
15.07%
|
| C000254224 | Financials |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
15.72%
|
| Percent of Net Short Exposure |
13.75%
|
| C000254224 | Information Technology |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
14.84%
|
| Percent of Net Short Exposure |
11.21%
|
| C000254224 | Real Estate |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
3.40%
|
| Percent of Net Short Exposure |
4.24%
|
| C000254224 | Consumer Staples |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.68%
|
| Percent of Net Short Exposure |
5.31%
|
| C000254224 | Norway |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
3.95%
|
| Percent of Net Short Exposure |
3.24%
|
| C000254224 | Japan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.80%
|
| Percent of Net Short Exposure |
7.20%
|
| C000254224 | Canada |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.80%
|
| Percent of Net Short Exposure |
6.86%
|
| C000254224 | Australia |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
5.88%
|
| Percent of Net Short Exposure |
6.02%
|
| C000254224 | United States |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
6.19%
|
| Percent of Net Short Exposure |
6.50%
|
| C000254224 | United Kingdom |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
6.84%
|
| Percent of Net Short Exposure |
4.72%
|
| C000254224 | Taiwan |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
7.16%
|
| Percent of Net Short Exposure |
5.53%
|
| C000254224 | China |
|
| Holdings [Line Items] |
|
| Percent of Net Long Exposure |
9.30%
|
| Percent of Net Short Exposure |
6.32%
|