v3.26.1
Shareholder Report, Holdings (Details)
Mar. 31, 2026
C000031758 | Kering S.A.9260641  
Holdings [Line Items]  
Percent of Total Investments 4.70%
C000031758 | Alstom S.A.9260630  
Holdings [Line Items]  
Percent of Total Investments 3.60%
C000031758 | Renesas Electronics Corp.9260732  
Holdings [Line Items]  
Percent of Total Investments 3.50%
C000031758 | Barclays PLC9260656  
Holdings [Line Items]  
Percent of Total Investments 2.80%
C000031758 | AstraZeneca PLC9260654  
Holdings [Line Items]  
Percent of Total Investments 2.80%
C000031758 | SAP SE9260621  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031758 | RELX PLC (EUR)9260771  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031758 | SMC Corp.9260735  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031758 | Cie de Saint-Gobain S.A.9260638  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031758 | BNP Paribas SA9260633  
Holdings [Line Items]  
Percent of Total Investments 2.40%
C000031758 | Country_Short-Term Investment  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031758 | Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000031758 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031758 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031758 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000031758 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000031758 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000031758 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000031758 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 11.20%
C000031758 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000031758 | France  
Holdings [Line Items]  
Percent of Net Asset Value 19.40%
C000031758 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 27.10%
C000031757 | Kering S.A.9260641  
Holdings [Line Items]  
Percent of Total Investments 4.70%
C000031757 | Alstom S.A.9260630  
Holdings [Line Items]  
Percent of Total Investments 3.60%
C000031757 | Renesas Electronics Corp.9260732  
Holdings [Line Items]  
Percent of Total Investments 3.50%
C000031757 | Barclays PLC9260656  
Holdings [Line Items]  
Percent of Total Investments 2.80%
C000031757 | AstraZeneca PLC9260654  
Holdings [Line Items]  
Percent of Total Investments 2.80%
C000031757 | SAP SE9260621  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031757 | RELX PLC (EUR)9260771  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031757 | SMC Corp.9260735  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031757 | Cie de Saint-Gobain S.A.9260638  
Holdings [Line Items]  
Percent of Total Investments 2.50%
C000031757 | BNP Paribas SA9260633  
Holdings [Line Items]  
Percent of Total Investments 2.40%
C000031757 | Country_Short-Term Investment  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031757 | Belgium  
Holdings [Line Items]  
Percent of Net Asset Value 2.10%
C000031757 | Sweden  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031757 | Switzerland  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
C000031757 | South Korea  
Holdings [Line Items]  
Percent of Net Asset Value 2.50%
C000031757 | Italy  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000031757 | United States  
Holdings [Line Items]  
Percent of Net Asset Value 3.30%
C000031757 | Netherlands  
Holdings [Line Items]  
Percent of Net Asset Value 5.50%
C000031757 | Japan  
Holdings [Line Items]  
Percent of Net Asset Value 11.20%
C000031757 | Germany  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000031757 | France  
Holdings [Line Items]  
Percent of Net Asset Value 19.40%
C000031757 | United Kingdom  
Holdings [Line Items]  
Percent of Net Asset Value 27.10%