v3.26.1
Shareholder Report, Holdings (Details)
Jun. 30, 2026
C000054090 | Communication Services  
Holdings [Line Items]  
Percent of Net Long Exposure 3.20%
Percent of Net Short Exposure 3.80%
C000054090 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Long Exposure 13.40%
Percent of Net Short Exposure 13.40%
C000054090 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Long Exposure 1.90%
Percent of Net Short Exposure 1.90%
C000054090 | Energy  
Holdings [Line Items]  
Percent of Net Long Exposure 4.00%
Percent of Net Short Exposure 4.20%
C000054090 | Financials  
Holdings [Line Items]  
Percent of Net Long Exposure 19.60%
Percent of Net Short Exposure 18.80%
C000054090 | Health Care  
Holdings [Line Items]  
Percent of Net Long Exposure 12.10%
Percent of Net Short Exposure 12.10%
C000054090 | Industrials  
Holdings [Line Items]  
Percent of Net Long Exposure 14.00%
Percent of Net Short Exposure 14.00%
C000054090 | Information Technology  
Holdings [Line Items]  
Percent of Net Long Exposure 12.20%
Percent of Net Short Exposure 11.10%
C000054090 | Materials  
Holdings [Line Items]  
Percent of Net Long Exposure 4.20%
Percent of Net Short Exposure 4.50%
C000054090 | Real Estate  
Holdings [Line Items]  
Percent of Net Long Exposure 8.60%
Percent of Net Short Exposure 8.60%
C000054090 | Utilities  
Holdings [Line Items]  
Percent of Net Long Exposure 3.00%
Percent of Net Short Exposure 2.90%
C000054090 | Sector Other Net Line  
Holdings [Line Items]  
Percent of Net Long Exposure 3.80%
Percent of Net Short Exposure 4.70%
C000054091 | Communication Services  
Holdings [Line Items]  
Percent of Net Long Exposure 3.20%
Percent of Net Short Exposure 3.80%
C000054091 | Consumer Discretionary  
Holdings [Line Items]  
Percent of Net Long Exposure 13.40%
Percent of Net Short Exposure 13.40%
C000054091 | Consumer Staples  
Holdings [Line Items]  
Percent of Net Long Exposure 1.90%
Percent of Net Short Exposure 1.90%
C000054091 | Energy  
Holdings [Line Items]  
Percent of Net Long Exposure 4.00%
Percent of Net Short Exposure 4.20%
C000054091 | Financials  
Holdings [Line Items]  
Percent of Net Long Exposure 19.60%
Percent of Net Short Exposure 18.80%
C000054091 | Health Care  
Holdings [Line Items]  
Percent of Net Long Exposure 12.10%
Percent of Net Short Exposure 12.10%
C000054091 | Industrials  
Holdings [Line Items]  
Percent of Net Long Exposure 14.00%
Percent of Net Short Exposure 14.00%
C000054091 | Information Technology  
Holdings [Line Items]  
Percent of Net Long Exposure 12.20%
Percent of Net Short Exposure 11.10%
C000054091 | Materials  
Holdings [Line Items]  
Percent of Net Long Exposure 4.20%
Percent of Net Short Exposure 4.50%
C000054091 | Real Estate  
Holdings [Line Items]  
Percent of Net Long Exposure 8.60%
Percent of Net Short Exposure 8.60%
C000054091 | Utilities  
Holdings [Line Items]  
Percent of Net Long Exposure 3.00%
Percent of Net Short Exposure 2.90%
C000054091 | Sector Other Net Line  
Holdings [Line Items]  
Percent of Net Long Exposure 3.80%
Percent of Net Short Exposure 4.70%