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Shareholder Report
 6 Months Ended
May 31, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name DELAWARE GROUP EQUITY FUNDS V
Entity Central Index Key 0000809821
Entity Investment Company Type N-1A
Document Period End Date May 31, 2025
C000006368 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Wealth Builder Fund(formerly, Delaware Wealth Builder Fund)
Class Name Class A
Trading Symbol DDIAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Wealth Builder Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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^,1
Class A $52 1.05%
^
Annualized.
1
Costs paid as a percentage of a $10,000 investment would have been 1.04% if tax expenses were not included.
Expenses Paid, Amount $ 52
Expense Ratio, Percent 1.05% [1],[2]
Net Assets $ 818,464,309
Holdings Count | Holding 758
Advisory Fees Paid, Amount $ 2,442,581
Investment Company Portfolio Turnover 57.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $818,464,309
Total number of portfolio holdings 758
Total advisory fees paid $2,442,581
Portfolio turnover rate 57%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 53.97%
Corporate Bonds 15.15%
Exchange-Traded Funds 9.45%
Agency Mortgage-Backed Securities 9.00%
US Treasury Obligations 3.54%
Non-Agency Commercial Mortgage-Backed Securities 1.95%
Short-Term Investments 1.89%
Collateralized Loan Obligations 1.42%
Limited Liability Corporation 1.31%
Non-Agency Asset-Backed Securities 1.06%
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
Largest Holdings [Text Block]
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
C000006370 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Wealth Builder Fund(formerly, Delaware Wealth Builder Fund)
Class Name Class C
Trading Symbol DDICX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Wealth Builder Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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^,1
Class C $88 1.80%
^
Annualized.
1
Costs paid as a percentage of a $10,000 investment would have been 1.79% if tax expenses were not included.
Expenses Paid, Amount $ 88
Expense Ratio, Percent 1.80% [3],[4]
Net Assets $ 818,464,309
Holdings Count | Holding 758
Advisory Fees Paid, Amount $ 2,442,581
Investment Company Portfolio Turnover 57.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $818,464,309
Total number of portfolio holdings 758
Total advisory fees paid $2,442,581
Portfolio turnover rate 57%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 53.97%
Corporate Bonds 15.15%
Exchange-Traded Funds 9.45%
Agency Mortgage-Backed Securities 9.00%
US Treasury Obligations 3.54%
Non-Agency Commercial Mortgage-Backed Securities 1.95%
Short-Term Investments 1.89%
Collateralized Loan Obligations 1.42%
Limited Liability Corporation 1.31%
Non-Agency Asset-Backed Securities 1.06%
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
Largest Holdings [Text Block]
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
C000006371 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Wealth Builder Fund(formerly, Delaware Wealth Builder Fund)
Class Name Class R
Trading Symbol DDDRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Wealth Builder Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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^,1
Class R $64 1.30%
^
Annualized.
1
Costs paid as a percentage of a $10,000 investment would have been 1.29% if tax expenses were not included.
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.30% [5],[6]
Net Assets $ 818,464,309
Holdings Count | Holding 758
Advisory Fees Paid, Amount $ 2,442,581
Investment Company Portfolio Turnover 57.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $818,464,309
Total number of portfolio holdings 758
Total advisory fees paid $2,442,581
Portfolio turnover rate 57%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 53.97%
Corporate Bonds 15.15%
Exchange-Traded Funds 9.45%
Agency Mortgage-Backed Securities 9.00%
US Treasury Obligations 3.54%
Non-Agency Commercial Mortgage-Backed Securities 1.95%
Short-Term Investments 1.89%
Collateralized Loan Obligations 1.42%
Limited Liability Corporation 1.31%
Non-Agency Asset-Backed Securities 1.06%
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
Largest Holdings [Text Block]
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
C000006372 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Wealth Builder Fund(formerly, Delaware Wealth Builder Fund)
Class Name Institutional Class
Trading Symbol DDIIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Wealth Builder Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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^,1
Institutional Class $39 0.80%
^
Annualized.
1
Costs paid as a percentage of a $10,000 investment would have been 0.79% if tax expenses were not included.
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.80% [7],[8]
Net Assets $ 818,464,309
Holdings Count | Holding 758
Advisory Fees Paid, Amount $ 2,442,581
Investment Company Portfolio Turnover 57.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $818,464,309
Total number of portfolio holdings 758
Total advisory fees paid $2,442,581
Portfolio turnover rate 57%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 53.97%
Corporate Bonds 15.15%
Exchange-Traded Funds 9.45%
Agency Mortgage-Backed Securities 9.00%
US Treasury Obligations 3.54%
Non-Agency Commercial Mortgage-Backed Securities 1.95%
Short-Term Investments 1.89%
Collateralized Loan Obligations 1.42%
Limited Liability Corporation 1.31%
Non-Agency Asset-Backed Securities 1.06%
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
Largest Holdings [Text Block]
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
C000240402 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Wealth Builder Fund(formerly, Delaware Wealth Builder Fund)
Class Name Class R6
Trading Symbol DDERX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Wealth Builder Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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^,1
Class R6 $36 0.74%
^
Annualized.
1
Costs paid as a percentage of a $10,000 investment would have been 0.73% if tax expenses were not included.
Expenses Paid, Amount $ 36
Expense Ratio, Percent 0.74% [9],[10]
Net Assets $ 818,464,309
Holdings Count | Holding 758
Advisory Fees Paid, Amount $ 2,442,581
Investment Company Portfolio Turnover 57.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $818,464,309
Total number of portfolio holdings 758
Total advisory fees paid $2,442,581
Portfolio turnover rate 57%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 53.97%
Corporate Bonds 15.15%
Exchange-Traded Funds 9.45%
Agency Mortgage-Backed Securities 9.00%
US Treasury Obligations 3.54%
Non-Agency Commercial Mortgage-Backed Securities 1.95%
Short-Term Investments 1.89%
Collateralized Loan Obligations 1.42%
Limited Liability Corporation 1.31%
Non-Agency Asset-Backed Securities 1.06%
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
Largest Holdings [Text Block]
Top 10 equity holdings
NVIDIA 2.93%
Apple 2.68%
Microsoft 2.51%
Exxon Mobil 1.16%
Meta Platforms Class A 0.98%
Cisco Systems 0.97%
Alphabet Class A 0.96%
Broadcom 0.96%
Merck & Co. 0.78%
AbbVie 0.72%
C000006373 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Core Fund(formerly, Delaware Small Cap Core Fund)
Class Name Class A
Trading Symbol DCCAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Core Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $48 1.04%
^
Annualized.
Expenses Paid, Amount $ 48
Expense Ratio, Percent 1.04% [11]
Net Assets $ 6,921,756,725
Holdings Count | Holding 127
Advisory Fees Paid, Amount $ 22,696,897
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $6,921,756,725
Total number of portfolio holdings 127
Total advisory fees paid $22,696,897
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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
Finance 19.84%
Healthcare 16.28%
Technology 13.22%
Capital Goods 12.90%
Real Estate Investment Trusts 6.69%
Basic Materials 5.68%
Business Services 4.82%
Consumer Discretionary 4.72%
Energy 3.86%
Consumer Staples 2.65%
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
Largest Holdings [Text Block]
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
C000006374 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Core Fund(formerly, Delaware Small Cap Core Fund)
Class Name Class C
Trading Symbol DCCCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Core Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $82 1.79%
^
Annualized.
Expenses Paid, Amount $ 82
Expense Ratio, Percent 1.79% [12]
Net Assets $ 6,921,756,725
Holdings Count | Holding 127
Advisory Fees Paid, Amount $ 22,696,897
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $6,921,756,725
Total number of portfolio holdings 127
Total advisory fees paid $22,696,897
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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
Finance 19.84%
Healthcare 16.28%
Technology 13.22%
Capital Goods 12.90%
Real Estate Investment Trusts 6.69%
Basic Materials 5.68%
Business Services 4.82%
Consumer Discretionary 4.72%
Energy 3.86%
Consumer Staples 2.65%
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
Largest Holdings [Text Block]
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
C000006375 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Core Fund(formerly, Delaware Small Cap Core Fund)
Class Name Class R
Trading Symbol DCCRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Core Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $59 1.29%
^
Annualized.
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.29% [13]
Net Assets $ 6,921,756,725
Holdings Count | Holding 127
Advisory Fees Paid, Amount $ 22,696,897
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $6,921,756,725
Total number of portfolio holdings 127
Total advisory fees paid $22,696,897
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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
Finance 19.84%
Healthcare 16.28%
Technology 13.22%
Capital Goods 12.90%
Real Estate Investment Trusts 6.69%
Basic Materials 5.68%
Business Services 4.82%
Consumer Discretionary 4.72%
Energy 3.86%
Consumer Staples 2.65%
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
Largest Holdings [Text Block]
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
C000006376 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Core Fund(formerly, Delaware Small Cap Core Fund)
Class Name Institutional Class
Trading Symbol DCCIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Core Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $36 0.79%
^
Annualized.
Expenses Paid, Amount $ 36
Expense Ratio, Percent 0.79% [14]
Net Assets $ 6,921,756,725
Holdings Count | Holding 127
Advisory Fees Paid, Amount $ 22,696,897
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $6,921,756,725
Total number of portfolio holdings 127
Total advisory fees paid $22,696,897
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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
Finance 19.84%
Healthcare 16.28%
Technology 13.22%
Capital Goods 12.90%
Real Estate Investment Trusts 6.69%
Basic Materials 5.68%
Business Services 4.82%
Consumer Discretionary 4.72%
Energy 3.86%
Consumer Staples 2.65%
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
Largest Holdings [Text Block]
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
C000171461 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Core Fund(formerly, Delaware Small Cap Core Fund)
Class Name Class R6
Trading Symbol DCZRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Core Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $31 0.68%
^
Annualized.
Expenses Paid, Amount $ 31
Expense Ratio, Percent 0.68% [15]
Net Assets $ 6,921,756,725
Holdings Count | Holding 127
Advisory Fees Paid, Amount $ 22,696,897
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $6,921,756,725
Total number of portfolio holdings 127
Total advisory fees paid $22,696,897
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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
Finance 19.84%
Healthcare 16.28%
Technology 13.22%
Capital Goods 12.90%
Real Estate Investment Trusts 6.69%
Basic Materials 5.68%
Business Services 4.82%
Consumer Discretionary 4.72%
Energy 3.86%
Consumer Staples 2.65%
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
Largest Holdings [Text Block]
Top 10 equity holdings
Federal Signal 1.72%
ExlService Holdings 1.49%
Q2 Holdings 1.49%
Old National Bancorp 1.45%
Construction Partners Class A 1.44%
Casella Waste Systems Class A 1.44%
SouthState 1.43%
Applied Industrial Technologies 1.43%
Prestige Consumer Healthcare 1.41%
Insmed 1.39%
C000006377 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Value Fund(formerly, Delaware Small Cap Value Fund)
Class Name Class A
Trading Symbol DEVLX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Value Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $52 1.10%
^
Annualized.
Expenses Paid, Amount $ 52
Expense Ratio, Percent 1.10% [16]
Net Assets $ 3,979,435,641
Holdings Count | Holding 107
Advisory Fees Paid, Amount $ 13,610,405
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $3,979,435,641
Total number of portfolio holdings 107
Total advisory fees paid $13,610,405
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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*
Financial Services 29.57%
Industrials 17.14%
Consumer Discretionary 9.44%
Real Estate Investment Trusts 8.95%
Technology 7.83%
Energy 6.13%
Materials 5.92%
Utilities 5.37%
Healthcare 3.45%
Consumer Staples 2.14%
Transportation 2.09%
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
*  Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
C000006379 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Value Fund(formerly, Delaware Small Cap Value Fund)
Class Name Class C
Trading Symbol DEVCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Value Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $87 1.85%
^
Annualized.
Expenses Paid, Amount $ 87
Expense Ratio, Percent 1.85% [17]
Net Assets $ 3,979,435,641
Holdings Count | Holding 107
Advisory Fees Paid, Amount $ 13,610,405
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $3,979,435,641
Total number of portfolio holdings 107
Total advisory fees paid $13,610,405
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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*
Financial Services 29.57%
Industrials 17.14%
Consumer Discretionary 9.44%
Real Estate Investment Trusts 8.95%
Technology 7.83%
Energy 6.13%
Materials 5.92%
Utilities 5.37%
Healthcare 3.45%
Consumer Staples 2.14%
Transportation 2.09%
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
*  Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
C000006380 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Value Fund(formerly, Delaware Small Cap Value Fund)
Class Name Class R
Trading Symbol DVLRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Value Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $63 1.35%
^
Annualized.
Expenses Paid, Amount $ 63
Expense Ratio, Percent 1.35% [18]
Net Assets $ 3,979,435,641
Holdings Count | Holding 107
Advisory Fees Paid, Amount $ 13,610,405
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $3,979,435,641
Total number of portfolio holdings 107
Total advisory fees paid $13,610,405
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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*
Financial Services 29.57%
Industrials 17.14%
Consumer Discretionary 9.44%
Real Estate Investment Trusts 8.95%
Technology 7.83%
Energy 6.13%
Materials 5.92%
Utilities 5.37%
Healthcare 3.45%
Consumer Staples 2.14%
Transportation 2.09%
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
*  Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
C000006381 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Value Fund(formerly, Delaware Small Cap Value Fund)
Class Name Institutional Class
Trading Symbol DEVIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Value Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $40 0.85%
^
Annualized.
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.85% [19]
Net Assets $ 3,979,435,641
Holdings Count | Holding 107
Advisory Fees Paid, Amount $ 13,610,405
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $3,979,435,641
Total number of portfolio holdings 107
Total advisory fees paid $13,610,405
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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*
Financial Services 29.57%
Industrials 17.14%
Consumer Discretionary 9.44%
Real Estate Investment Trusts 8.95%
Technology 7.83%
Energy 6.13%
Materials 5.92%
Utilities 5.37%
Healthcare 3.45%
Consumer Staples 2.14%
Transportation 2.09%
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
*  Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
C000171462 [Member]  
Shareholder Report [Line Items]  
Fund Name Macquarie Small Cap Value Fund(formerly, Delaware Small Cap Value Fund)
Class Name Class R6
Trading Symbol DVZRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about Macquarie Small Cap Value Fund (Fund) for the period of December 1, 2024, to May 31, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at macquarie.com/mam/literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website macquarie.com/mam/literature
Expenses [Text Block]
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 $33 0.71%
^
Annualized.
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.71% [20]
Net Assets $ 3,979,435,641
Holdings Count | Holding 107
Advisory Fees Paid, Amount $ 13,610,405
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
Fund statistics (as of May 31, 2025)
Fund net assets $3,979,435,641
Total number of portfolio holdings 107
Total advisory fees paid $13,610,405
Portfolio turnover rate 12%
Holdings [Text Block]
Fund holdings (as of May 31, 2025)
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*
Financial Services 29.57%
Industrials 17.14%
Consumer Discretionary 9.44%
Real Estate Investment Trusts 8.95%
Technology 7.83%
Energy 6.13%
Materials 5.92%
Utilities 5.37%
Healthcare 3.45%
Consumer Staples 2.14%
Transportation 2.09%
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
*  Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Axis Capital Holdings 2.11%
Hancock Whitney 1.91%
Webster Financial 1.79%
MasTec 1.78%
FNB 1.68%
ITT 1.67%
Synovus Financial 1.64%
Old National Bancorp 1.59%
Agree Realty 1.55%
TTM Technologies 1.52%
[1] Annualized.
[2] Costs paid as a percentage of a $10,000 investment would have been 1.04% if tax expenses were not included.
[3] Annualized.
[4] Costs paid as a percentage of a $10,000 investment would have been 1.79% if tax expenses were not included.
[5] Annualized.
[6] Costs paid as a percentage of a $10,000 investment would have been 1.29% if tax expenses were not included.
[7] Annualized.
[8] Costs paid as a percentage of a $10,000 investment would have been 0.79% if tax expenses were not included.
[9] Annualized.
[10] Costs paid as a percentage of a $10,000 investment would have been 0.73% if tax expenses were not included.
[11] Annualized.
[12] Annualized.
[13] Annualized.
[14] Annualized.
[15] Annualized.
[16] Annualized.
[17] Annualized.
[18] Annualized.
[19] Annualized.
[20] Annualized.