| Form N-CSR Cover | 6 Months Ended |
| May 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | DELAWARE GROUP EQUITY FUNDS II |
| Entity Central Index Key | 0000027574 |
| Document Period End Date | May 31, 2024 |
| Shareholder Report | 6 Months Ended |
| May 31, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | DELAWARE GROUP EQUITY FUNDS II |
| Entity Central Index Key | 0000027574 |
| Document Period End Date | May 31, 2024 |
| C000006333 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Delaware Value® Fund |
| Class Name | Class A |
| Trading Symbol | DDVAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Delaware Value® Fund (Fund) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at delawarefunds.com/literature. 800 523‑1918 |
| Additional Information Phone Number | 800 523‑1918 |
| Additional Information Website | delawarefunds.com/literature |
| Expenses [Text Block] | Fund expenses What were the Fund's costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class A $ 0.99 % |
| Expenses Paid, Amount | $ 52 |
| Expense Ratio, Percent | 0.99% |
| Net Assets | $ 3,697,023,591 |
| Holdings Count | Holding | 33 |
| Advisory Fees Paid, Amount | $ 11,016,908 |
| Investment Company Portfolio Turnover | 20% |
| Additional Fund Statistics [Text Block] | Fund statistics The following table outlines Fund statistics that you should pay attention to: Fund net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % |
| Holdings [Text Block] | Fund holdings The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund. Sector allocation Financials 18.20 % Healthcare 16.82 % Information Technology 14.98 % Industrials 9.80 % Consumer Discretionary 9.04 % Consumer Staples 8.65 % Energy 6.15 % Communication Services 5.98 % Materials 3.30 % Real Estate 3.13 % Utilities 3.13 % Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Largest Holdings [Text Block] | Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| C000006335 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Delaware Value® Fund |
| Class Name | Class C |
| Trading Symbol | DDVCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Delaware Value® Fund (Fund) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at delawarefunds.com/literature. 800 523‑1918 |
| Additional Information Phone Number | 800 523‑1918 |
| Additional Information Website | delawarefunds.com/literature |
| Expenses [Text Block] | Fund expenses What were the Fund's costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class C $ 1.74 % |
| Expenses Paid, Amount | $ 91 |
| Expense Ratio, Percent | 1.74% |
| Net Assets | $ 3,697,023,591 |
| Holdings Count | Holding | 33 |
| Advisory Fees Paid, Amount | $ 11,016,908 |
| Investment Company Portfolio Turnover | 20% |
| Additional Fund Statistics [Text Block] | Fund statistics The following table outlines Fund statistics that you should pay attention to: Fund net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % |
| Holdings [Text Block] | Fund holdings The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund. Sector allocation Financials 18.20 % Healthcare 16.82 % Information Technology 14.98 % Industrials 9.80 % Consumer Discretionary 9.04 % Consumer Staples 8.65 % Energy 6.15 % Communication Services 5.98 % Materials 3.30 % Real Estate 3.13 % Utilities 3.13 % Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Largest Holdings [Text Block] | Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| C000031061 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Delaware Value® Fund |
| Class Name | Class R |
| Trading Symbol | DDVRX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Delaware Value® Fund (Fund) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at delawarefunds.com/literature. 800 523‑1918 |
| Additional Information Phone Number | 800 523‑1918 |
| Additional Information Website | delawarefunds.com/literature |
| Expenses [Text Block] | Fund expenses What were the Fund's costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R $ 1.24 % |
| Expenses Paid, Amount | $ 65 |
| Expense Ratio, Percent | 1.24% |
| Net Assets | $ 3,697,023,591 |
| Holdings Count | Holding | 33 |
| Advisory Fees Paid, Amount | $ 11,016,908 |
| Investment Company Portfolio Turnover | 20% |
| Additional Fund Statistics [Text Block] | Fund statistics The following table outlines Fund statistics that you should pay attention to: Fund net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % |
| Holdings [Text Block] | Fund holdings The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund. Sector allocation Financials 18.20 % Healthcare 16.82 % Information Technology 14.98 % Industrials 9.80 % Consumer Discretionary 9.04 % Consumer Staples 8.65 % Energy 6.15 % Communication Services 5.98 % Materials 3.30 % Real Estate 3.13 % Utilities 3.13 % Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Largest Holdings [Text Block] | Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| C000006336 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Delaware Value® Fund |
| Class Name | Institutional Class |
| Trading Symbol | DDVIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Delaware Value® Fund (Fund) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at delawarefunds.com/literature. 800 523‑1918 |
| Additional Information Phone Number | 800 523‑1918 |
| Additional Information Website | delawarefunds.com/literature |
| Expenses [Text Block] | Fund expenses What were the Fund's costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Institutional Class $ 0.74 % |
| Expenses Paid, Amount | $ 39 |
| Expense Ratio, Percent | 0.74% |
| Net Assets | $ 3,697,023,591 |
| Holdings Count | Holding | 33 |
| Advisory Fees Paid, Amount | $ 11,016,908 |
| Investment Company Portfolio Turnover | 20% |
| Additional Fund Statistics [Text Block] | Fund statistics The following table outlines Fund statistics that you should pay attention to: Fund net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % |
| Holdings [Text Block] | Fund holdings The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund. Sector allocation Financials 18.20 % Healthcare 16.82 % Information Technology 14.98 % Industrials 9.80 % Consumer Discretionary 9.04 % Consumer Staples 8.65 % Energy 6.15 % Communication Services 5.98 % Materials 3.30 % Real Estate 3.13 % Utilities 3.13 % Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Largest Holdings [Text Block] | Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| C000171459 [Member] | |
| Shareholder Report [Line Items] | |
| Fund Name | Delaware Value® Fund |
| Class Name | Class R6 |
| Trading Symbol | DDZRX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Delaware Value® Fund (Fund) for the period of December 1, 2023 to May 31, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at delawarefunds.com/literature. 800 523‑1918 |
| Additional Information Phone Number | 800 523‑1918 |
| Additional Information Website | delawarefunds.com/literature |
| Expenses [Text Block] | Fund expenses What were the Fund's costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R6 $ 0.63 % |
| Expenses Paid, Amount | $ 33 |
| Expense Ratio, Percent | 0.63% |
| Net Assets | $ 3,697,023,591 |
| Holdings Count | Holding | 33 |
| Advisory Fees Paid, Amount | $ 11,016,908 |
| Investment Company Portfolio Turnover | 20% |
| Additional Fund Statistics [Text Block] | Fund statistics The following table outlines Fund statistics that you should pay attention to: Fund net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % |
| Holdings [Text Block] | Fund holdings The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund. Sector allocation Financials 18.20 % Healthcare 16.82 % Information Technology 14.98 % Industrials 9.80 % Consumer Discretionary 9.04 % Consumer Staples 8.65 % Energy 6.15 % Communication Services 5.98 % Materials 3.30 % Real Estate 3.13 % Utilities 3.13 % Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Largest Holdings [Text Block] | Top 10 equity holdings Honeywell International 3.32 % TJX 3.31 % Dover 3.31 % DuPont de Nemours 3.30 % Fidelity National Information Services 3.23 % Merck & Co. 3.21 % Travelers 3.20 % Motorola Solutions 3.20 % American International Group 3.19 % Cisco Systems 3.19 % |
| Shareholder Report, Holdings (Details) | May 31, 2024 |
| C000006333 [Member] | Honeywell International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.32% |
| C000006333 [Member] | TJX [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006333 [Member] | Dover [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006333 [Member] | DuPont de Nemours [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006333 [Member] | Fidelity National Information Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.23% |
| C000006333 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.21% |
| C000006333 [Member] | Travelers [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006333 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006333 [Member] | American International Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006333 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006333 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.15% |
| C000006333 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.82% |
| C000006333 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006333 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.98% |
| C000006333 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.04% |
| C000006333 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.65% |
| C000006333 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000006333 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.98% |
| C000006333 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006333 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006333 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.20% |
| C000006335 [Member] | Honeywell International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.32% |
| C000006335 [Member] | TJX [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006335 [Member] | Dover [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006335 [Member] | DuPont de Nemours [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006335 [Member] | Fidelity National Information Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.23% |
| C000006335 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.21% |
| C000006335 [Member] | Travelers [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006335 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006335 [Member] | American International Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006335 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006335 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.15% |
| C000006335 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.82% |
| C000006335 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006335 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.98% |
| C000006335 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.04% |
| C000006335 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.65% |
| C000006335 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000006335 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.98% |
| C000006335 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006335 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006335 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.20% |
| C000031061 [Member] | Honeywell International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.32% |
| C000031061 [Member] | TJX [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000031061 [Member] | Dover [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000031061 [Member] | DuPont de Nemours [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000031061 [Member] | Fidelity National Information Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.23% |
| C000031061 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.21% |
| C000031061 [Member] | Travelers [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000031061 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000031061 [Member] | American International Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000031061 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000031061 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.15% |
| C000031061 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.82% |
| C000031061 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000031061 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.98% |
| C000031061 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.04% |
| C000031061 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.65% |
| C000031061 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000031061 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.98% |
| C000031061 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000031061 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000031061 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.20% |
| C000006336 [Member] | Honeywell International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.32% |
| C000006336 [Member] | TJX [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006336 [Member] | Dover [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000006336 [Member] | DuPont de Nemours [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006336 [Member] | Fidelity National Information Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.23% |
| C000006336 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.21% |
| C000006336 [Member] | Travelers [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006336 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000006336 [Member] | American International Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006336 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000006336 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.15% |
| C000006336 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.82% |
| C000006336 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006336 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.98% |
| C000006336 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.04% |
| C000006336 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.65% |
| C000006336 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000006336 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.98% |
| C000006336 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000006336 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000006336 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.20% |
| C000171459 [Member] | Honeywell International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.32% |
| C000171459 [Member] | TJX [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000171459 [Member] | Dover [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.31% |
| C000171459 [Member] | DuPont de Nemours [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000171459 [Member] | Fidelity National Information Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.23% |
| C000171459 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.21% |
| C000171459 [Member] | Travelers [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000171459 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| C000171459 [Member] | American International Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000171459 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.19% |
| C000171459 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.15% |
| C000171459 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.82% |
| C000171459 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000171459 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.98% |
| C000171459 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.04% |
| C000171459 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.65% |
| C000171459 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| C000171459 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.98% |
| C000171459 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.30% |
| C000171459 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.13% |
| C000171459 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.20% |
