v3.26.1
Shareholder Report, Holdings (Details)
Jun. 30, 2026
C000006076 [Member] | Western Digital Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [1]
C000006076 [Member] | Hewlett Packard Enterprise Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60% [1]
C000006076 [Member] | BP PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [1]
C000006076 [Member] | Merck And Co Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [1]
C000006076 [Member] | British American Tobacco PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [1]
C000006076 [Member] | First Citizens BancShares Inc Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [1]
C000006076 [Member] | Citigroup Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00% [1]
C000006076 [Member] | Wells Fargo And Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20% [1]
C000006076 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.40% [1]
C000006076 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.40% [1]
C000006076 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [2]
C000006076 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60% [2]
C000006076 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [2]
C000006076 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.90% [2]
C000006076 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [2]
C000006076 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.00% [2]
C000006076 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.90% [2]
C000006076 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [2]
C000006076 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.10% [2]
C000006076 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [2]
C000006076 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.70% [2]
C000006076 [Member] | Liabilities in Excess of Other Assets [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%) [2]
C000006076 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [2]
C000006074 [Member] | Western Digital Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [3]
C000006074 [Member] | Hewlett Packard Enterprise Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60% [3]
C000006074 [Member] | BP PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [3]
C000006074 [Member] | Merck And Co Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [3]
C000006074 [Member] | British American Tobacco PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [3]
C000006074 [Member] | First Citizens BancShares Inc Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [3]
C000006074 [Member] | Citigroup Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00% [3]
C000006074 [Member] | Wells Fargo And Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20% [3]
C000006074 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.40% [3]
C000006074 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.40% [3]
C000006074 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [4]
C000006074 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60% [4]
C000006074 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [4]
C000006074 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.90% [4]
C000006074 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [4]
C000006074 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.00% [4]
C000006074 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.90% [4]
C000006074 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [4]
C000006074 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.10% [4]
C000006074 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [4]
C000006074 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.70% [4]
C000006074 [Member] | Liabilities in Excess of Other Assets [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%) [4]
C000006074 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [4]
C000006077 [Member] | Western Digital Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [5]
C000006077 [Member] | Hewlett Packard Enterprise Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60% [5]
C000006077 [Member] | BP PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [5]
C000006077 [Member] | Merck And Co Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [5]
C000006077 [Member] | British American Tobacco PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [5]
C000006077 [Member] | First Citizens BancShares Inc Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [5]
C000006077 [Member] | Citigroup Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00% [5]
C000006077 [Member] | Wells Fargo And Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20% [5]
C000006077 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.40% [5]
C000006077 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.40% [5]
C000006077 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [6]
C000006077 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60% [6]
C000006077 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [6]
C000006077 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.90% [6]
C000006077 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [6]
C000006077 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.00% [6]
C000006077 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.90% [6]
C000006077 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [6]
C000006077 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.10% [6]
C000006077 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [6]
C000006077 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.70% [6]
C000006077 [Member] | Liabilities in Excess of Other Assets [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%) [6]
C000006077 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [6]
C000007847 [Member] | Western Digital Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [7]
C000007847 [Member] | Hewlett Packard Enterprise Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60% [7]
C000007847 [Member] | BP PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [7]
C000007847 [Member] | Merck And Co Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [7]
C000007847 [Member] | British American Tobacco PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [7]
C000007847 [Member] | First Citizens BancShares Inc Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [7]
C000007847 [Member] | Citigroup Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00% [7]
C000007847 [Member] | Wells Fargo And Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20% [7]
C000007847 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.40% [7]
C000007847 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.40% [7]
C000007847 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [8]
C000007847 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60% [8]
C000007847 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [8]
C000007847 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.90% [8]
C000007847 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [8]
C000007847 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.00% [8]
C000007847 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.90% [8]
C000007847 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [8]
C000007847 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.10% [8]
C000007847 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [8]
C000007847 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.70% [8]
C000007847 [Member] | Liabilities in Excess of Other Assets [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%) [8]
C000007847 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [8]
C000152172 [Member] | Western Digital Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.50% [9]
C000152172 [Member] | Hewlett Packard Enterprise Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60% [9]
C000152172 [Member] | BP PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [9]
C000152172 [Member] | Merck And Co Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [9]
C000152172 [Member] | British American Tobacco PLC ADR [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.70% [9]
C000152172 [Member] | First Citizens BancShares Inc Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [9]
C000152172 [Member] | Citigroup Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00% [9]
C000152172 [Member] | Wells Fargo And Co [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.20% [9]
C000152172 [Member] | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.40% [9]
C000152172 [Member] | Amazon com Inc [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.40% [9]
C000152172 [Member] | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.00% [10]
C000152172 [Member] | Materials Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60% [10]
C000152172 [Member] | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [10]
C000152172 [Member] | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.90% [10]
C000152172 [Member] | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.60% [10]
C000152172 [Member] | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.00% [10]
C000152172 [Member] | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.90% [10]
C000152172 [Member] | Real Estate Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.80% [10]
C000152172 [Member] | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.10% [10]
C000152172 [Member] | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 17.60% [10]
C000152172 [Member] | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.70% [10]
C000152172 [Member] | Liabilities in Excess of Other Assets [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.40%) [10]
C000152172 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60% [10]
[1]
Excludes short-term securities.
[2]
For purposes of this report, sector sub-classifications may differ from those utilized by the Fund for compliance purposes.
[3]
Excludes short-term securities.
[4]
For purposes of this report, sector sub-classifications may differ from those utilized by the Fund for compliance purposes.
[5]
Excludes short-term securities.
[6]
For purposes of this report, sector sub-classifications may differ from those utilized by the Fund for compliance purposes.
[7] Excludes short-term securities.
[8] For purposes of this report, sector sub-classifications may differ from those utilized by the Fund for compliance purposes.
[9] Excludes short-term securities.
[10] For purposes of this report, sector sub-classifications may differ from those utilized by the Fund for compliance purposes.