v3.26.1
Shareholder Report
 12 Months Ended
May 31, 2026
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSR
Amendment Flag false
Registrant Name Northern Lights Fund Trust IV
Entity Central Index Key 0001644419
Entity Investment Company Type N-1A
Document Period End Date May 31, 2026
Shareholder Report Annual or Semi-Annual Annual Shareholder Report
C000244754  
Shareholder Report [Line Items]  
Fund Name Brookstone Active ETF
Trading Symbol BAMA
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Active ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-active-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-active-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Active ETF
$105
0.95%
Expenses Paid, Amount $ 105
Expense Ratio, Percent 0.95%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 27, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 53,069,311
Holdings Count | Holding 6
Advisory Fees Paid, Amount $ 291,457
InvestmentCompanyPortfolioTurnover 56.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$53,069,311
  • Number of Portfolio Holdings6
  • Advisory Fee (net of waivers)$291,457
  • Portfolio Turnover56%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
100.0%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
0.4%
Fixed Income
31.6%
Equity
68.0%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
State Street SPDR Portfolio S&P 500 Growth ETF
23.4%
State Street SPDR Portfolio S&P 500 ETF
22.8%
SPDR Portfolio Aggregate Bond ETF
18.0%
iShares iBonds Dec 2027 Term Treasury ETF, USD Class
13.6%
iShares Core MSCI Emerging Markets ETF
11.4%
iShares Core MSCI EAFE ETF
10.4%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244755  
Shareholder Report [Line Items]  
Fund Name Brookstone Dividend Stock ETF
Trading Symbol BAMD
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Dividend Stock ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-dividend-stock-etf. You can also request this information by contacting us at 1-888-562-8880. 
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-dividend-stock-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Dividend Stock ETF
$92
0.87%
Expenses Paid, Amount $ 92
Expense Ratio, Percent 0.87%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 27, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 94,936,897
Holdings Count | Holding 97
Advisory Fees Paid, Amount $ 634,885
InvestmentCompanyPortfolioTurnover 90.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$94,936,897
  • Number of Portfolio Holdings97
  • Advisory Fee $634,885
  • Portfolio Turnover90%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Common Stocks
100.0%

Sector Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
0.5%
Real Estate
0.5%
Communications
1.0%
Consumer Discretionary
1.8%
Materials
2.6%
Communication Services
2.9%
Health Care
4.2%
Industrials
9.0%
Energy
12.0%
Utilities
12.2%
Consumer Staples
12.5%
Technology
14.5%
Financials
26.1%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
Paychex, Inc.
5.1%
Blackstone, Inc.
5.0%
JPMorgan Chase & Company
4.8%
Eversource Energy
4.7%
Edison International
4.6%
PepsiCo, Inc.
4.4%
ONEOK, Inc.
4.4%
Procter & Gamble Company (The)
4.0%
Philip Morris International, Inc.
3.3%
Viper Energy, Inc., Class A
3.2%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244756  
Shareholder Report [Line Items]  
Fund Name Brookstone Growth Stock ETF
Trading Symbol BAMG
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Growth Stock ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-growth-stock-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-growth-stock-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Growth Stock ETF
$101
0.83%
Expenses Paid, Amount $ 101
Expense Ratio, Percent 0.83%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 26, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 139,307,397
Holdings Count | Holding 100
Advisory Fees Paid, Amount $ 802,012
InvestmentCompanyPortfolioTurnover 64.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$139,307,397
  • Number of Portfolio Holdings100
  • Advisory Fee $802,012
  • Portfolio Turnover64%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Common Stocks
100.0%

Sector Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
0.3%
Energy
0.5%
Materials
0.7%
Utilities
1.7%
Financials
4.2%
Consumer Discretionary
5.8%
Consumer Staples
7.5%
Industrials
10.0%
Communications
11.6%
Health Care
11.7%
Technology
45.9%
Largest Holdings [Text Block]
Table Summary
Holding Name
% of Net Assets
Broadcom, Inc.
4.9%
Micron Technology, Inc.
4.8%
Alphabet, Inc., Class A
4.6%
Amazon.com, Inc.
4.5%
Apple, Inc.
4.3%
Eli Lilly & Company
4.2%
NVIDIA Corporation
4.1%
Meta Platforms, Inc., Class A
3.7%
Advanced Micro Devices, Inc.
3.1%
Visa, Inc., Class A
2.7%
C000244757  
Shareholder Report [Line Items]  
Fund Name Brookstone Intermediate Bond ETF
Trading Symbol BAMB
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Intermediate Bond ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-intermediate-bond-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-intermediate-bond-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Intermediate Bond ETF
$96
0.95%
Expenses Paid, Amount $ 96
Expense Ratio, Percent 0.95%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 26, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Distribution of Capital [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
100.0%
AssetsNet $ 60,523,809
Holdings Count | Holding 6
Advisory Fees Paid, Amount $ 412,842
InvestmentCompanyPortfolioTurnover 0.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$60,523,809
  • Number of Portfolio Holdings6
  • Advisory Fee (net of waivers)$412,842
  • Portfolio Turnover0%
Holdings [Text Block]

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
0.6%
Fixed Income
99.4%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
iShares 3-7 Year Treasury Bond ETF
19.9%
Schwab Intermediate-Term U.S. Treasury ETF
19.9%
iShares 7-10 Year Treasury Bond ETF
19.8%
iShares iBonds Dec 2031 Term Treasury ETF
13.3%
iShares iBonds Dec 2032 Term Treasury ETF
13.3%
iShares iBonds Dec 2033 Term Treasury ETF
13.2%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244758  
Shareholder Report [Line Items]  
Fund Name Brookstone Opportunities ETF
Trading Symbol BAMO
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Opportunities ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-opportunities-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-opportunities-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Opportunities ETF
$102
0.95%
Expenses Paid, Amount $ 102
Expense Ratio, Percent 0.95%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 27, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 48,930,832
Holdings Count | Holding 5
Advisory Fees Paid, Amount $ 251,124
InvestmentCompanyPortfolioTurnover 35.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$48,930,832
  • Number of Portfolio Holdings5
  • Advisory Fee (net of waivers)$251,124
  • Portfolio Turnover35%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
100.0%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Fixed Income
36.9%
Equity
63.1%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
iShares Core S&P 500 ETF
21.2%
Vanguard S&P 500 ETF
21.2%
State Street SPDR Dow Jones Industrial Average ETF
20.7%
iShares 0-3 Month Treasury Bond ETF
18.5%
State Street SPDR Bloomberg 1-3 Month T-Bill ETF
18.4%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244759  
Shareholder Report [Line Items]  
Fund Name Brookstone Ultra-Short Bond ETF
Trading Symbol BAMU
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Ultra-Short Bond ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-ultra-short-bond-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-ultra-short-bond-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Ultra-Short Bond ETF
$96
0.90%
Expenses Paid, Amount $ 96
Expense Ratio, Percent 0.90%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 26, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 69,003,152
Holdings Count | Holding 5
Advisory Fees Paid, Amount $ 470,340
InvestmentCompanyPortfolioTurnover 21.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$69,003,152
  • Number of Portfolio Holdings5
  • Advisory Fee $470,340
  • Portfolio Turnover21%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
100.0%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
0.5%
Fixed Income
99.5%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
iShares iBonds Dec 2026 Term Treasury ETF, USD Class
20.0%
iShares 0-3 Month Treasury Bond ETF
19.9%
SPDR Bloomberg 3-12 Month T-Bill ETF
19.9%
State Street SPDR Bloomberg 1-3 Month T-Bill ETF
19.9%
Invesco Short Term Treasury ETF
19.8%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244760  
Shareholder Report [Line Items]  
Fund Name Brookstone Value Stock ETF
Trading Symbol BAMV
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Value Stock ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-value-stock-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-value-stock-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Value Stock ETF
$98
0.86%
Expenses Paid, Amount $ 98
Expense Ratio, Percent 0.86%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 26, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 102,431,043
Holdings Count | Holding 98
Advisory Fees Paid, Amount $ 645,621
InvestmentCompanyPortfolioTurnover 94.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$102,431,043
  • Number of Portfolio Holdings98
  • Advisory Fee $645,621
  • Portfolio Turnover94%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Common Stocks
100.0%

Sector Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Other Assets in Excess of Liabilities
3.4%
Utilities
0.3%
Consumer Staples
0.7%
Consumer Discretionary
1.2%
Real Estate
2.7%
Materials
4.7%
Energy
5.7%
Industrials
9.4%
Health Care
9.5%
Communications
11.4%
Technology
24.1%
Financials
26.8%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
Microsoft Corporation
8.3%
Cisco Systems, Inc.
5.5%
Bank of America Corporation
4.6%
JPMorgan Chase & Company
4.4%
QUALCOMM, Inc.
3.5%
American Express Company
2.7%
Citigroup, Inc.
2.6%
Verizon Communications, Inc.
2.4%
Walt Disney Company (The)
2.4%
Gilead Sciences, Inc.
2.2%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026. 
C000244761  
Shareholder Report [Line Items]  
Fund Name Brookstone Yield ETF
Trading Symbol BAMY
Security Exchange Name CboeBZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Brookstone Yield ETF for the period of June 1, 2025 to May 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.brookstoneam.com/brookstone-yield-etf. You can also request this information by contacting us at 1-888-562-8880.
Additional Information Phone Number 1-888-562-8880
Additional Information Website https://www.brookstoneam.com/brookstone-yield-etf
Expenses [Text Block]

What were the Fund’s costs for the last year?

(based on a hypothetical $10,000 investment)

Table Summary
Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Brookstone Yield ETF
$100
0.95%
Expenses Paid, Amount $ 100
Expense Ratio, Percent 0.95%
Performance Past Does Not Indicate Future [Text] The Fund’s past performance is not a good predictor of how the Fund will perform in the future.
Performance Inception Date Sep. 27, 2023
No Deduction of Taxes [Text Block] The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
AssetsNet $ 45,579,910
Holdings Count | Holding 5
Advisory Fees Paid, Amount $ 248,638
InvestmentCompanyPortfolioTurnover 138.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

  • Net Assets$45,579,910
  • Number of Portfolio Holdings5
  • Advisory Fee (net of waivers)$248,638
  • Portfolio Turnover138%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
100.0%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Fixed Income
100.0%
Largest Holdings [Text Block]

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
Schwab High Yield Bond ETF, USD Class
20.2%
iShares Broad USD High Yield Corporate Bond ETF
20.2%
State Street SPDR Portfolio High Yield Bond ETF
20.2%
iShares High Yield Systematic Bond ETF
20.2%
iShares 0-5 Year High Yield Corporate Bond ETF
19.2%
Material Fund Change [Text Block]

Material Fund Changes

No material changes occurred during the year ended May 31, 2026.