v3.26.1
Shareholder Report
 6 Months Ended
Mar. 31, 2026
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Northern Lights Fund Trust III
Entity Central Index Key 0001537140
Entity Investment Company Type N-1A
Document Period End Date Mar. 31, 2026
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
C000134182  
Shareholder Report [Line Items]  
Fund Name RESQ Dynamic Allocation Fund
Class Name Class A
Trading Symbol RQEAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about RESQ Dynamic Allocation Fund for the period of October 1, 2025 to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.resqfunds.com/shareholder_reports. You can also request this information by contacting us at 1-877-940-2526.
Additional Information Phone Number 1-877-940-2526
Additional Information Website https://www.resqfunds.com/shareholder_reports
Expenses [Text Block]

What were the Fund’s costs for the last six months?

(based on a hypothetical $10,000 investment)

Table Summary
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class A
$110
2.20%Footnote Reference*
FootnoteDescription
Footnote*
Annualized
Expenses Paid, Amount $ 110
Expense Ratio, Percent 2.20% [1]
AssetsNet $ 35,422,510
Holdings Count | Holding 19
Advisory Fees Paid, Amount $ 189,667
InvestmentCompanyPortfolioTurnover 44.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

Table Summary
Net Assets
$35,422,510
Number of Portfolio Holdings
19
Advisory Fee (net of waivers)
$189,667
Portfolio Turnover
44%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
56.0%
Exchange-Traded Notes
0.5%
Money Market Funds
43.5%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Specialty
0.5%
Money Market Funds
43.5%
Equity
56.0%

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
First American Government Obligations Fund, Class X
43.5%
iShares MSCI ACWI ETF
10.6%
State Street Technology Select Sector SPDR ETF
8.5%
Vanguard S&P 500 ETF
6.7%
Direxion Daily S&P 500 Bear 3X ETF
4.6%
State Street Financial Select Sector SPDR ETF
3.7%
State Street Consumer Discretionary Select Sector SPDR ETF
3.0%
State Street Health Care Select Sector SPDR ETF
3.0%
iShares U.S. Utilities ETF
3.0%
State Street Industrial Select Sector SPDR ETF
2.7%
C000145676  
Shareholder Report [Line Items]  
Fund Name RESQ Dynamic Allocation Fund
Class Name Class C
Trading Symbol RQECX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about RESQ Dynamic Allocation Fund for the period of October 1, 2025 to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.resqfunds.com/shareholder_reports. You can also request this information by contacting us at 1-877-940-2526.
Additional Information Phone Number 1-877-940-2526
Additional Information Website https://www.resqfunds.com/shareholder_reports
Expenses [Text Block]

What were the Fund’s costs for the last six months?

(based on a hypothetical $10,000 investment)

Table Summary
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class C
$139
2.80%Footnote Reference*
FootnoteDescription
Footnote*
Annualized
Expenses Paid, Amount $ 139
Expense Ratio, Percent 2.80% [2]
AssetsNet $ 35,422,510
Holdings Count | Holding 19
Advisory Fees Paid, Amount $ 189,667
InvestmentCompanyPortfolioTurnover 44.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

Table Summary
Net Assets
$35,422,510
Number of Portfolio Holdings
19
Advisory Fee (net of waivers)
$189,667
Portfolio Turnover
44%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
56.0%
Exchange-Traded Notes
0.5%
Money Market Funds
43.5%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Specialty
0.5%
Money Market Funds
43.5%
Equity
56.0%

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
First American Government Obligations Fund, Class X
43.5%
iShares MSCI ACWI ETF
10.6%
State Street Technology Select Sector SPDR ETF
8.5%
Vanguard S&P 500 ETF
6.7%
Direxion Daily S&P 500 Bear 3X ETF
4.6%
State Street Financial Select Sector SPDR ETF
3.7%
State Street Consumer Discretionary Select Sector SPDR ETF
3.0%
State Street Health Care Select Sector SPDR ETF
3.0%
iShares U.S. Utilities ETF
3.0%
State Street Industrial Select Sector SPDR ETF
2.7%
C000134183  
Shareholder Report [Line Items]  
Fund Name RESQ Dynamic Allocation Fund
Class Name Class I
Trading Symbol RQEIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about RESQ Dynamic Allocation Fund for the period of October 1, 2025 to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.resqfunds.com/shareholder_reports. You can also request this information by contacting us at 1-877-940-2526.
Additional Information Phone Number 1-877-940-2526
Additional Information Website https://www.resqfunds.com/shareholder_reports
Expenses [Text Block]

What were the Fund’s costs for the last six months?

(based on a hypothetical $10,000 investment)

Table Summary
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class I
$90
1.80%Footnote Reference*
FootnoteDescription
Footnote*
Annualized
Expenses Paid, Amount $ 90
Expense Ratio, Percent 1.80% [3]
AssetsNet $ 35,422,510
Holdings Count | Holding 19
Advisory Fees Paid, Amount $ 189,667
InvestmentCompanyPortfolioTurnover 44.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

Table Summary
Net Assets
$35,422,510
Number of Portfolio Holdings
19
Advisory Fee (net of waivers)
$189,667
Portfolio Turnover
44%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
56.0%
Exchange-Traded Notes
0.5%
Money Market Funds
43.5%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Specialty
0.5%
Money Market Funds
43.5%
Equity
56.0%

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
First American Government Obligations Fund, Class X
43.5%
iShares MSCI ACWI ETF
10.6%
State Street Technology Select Sector SPDR ETF
8.5%
Vanguard S&P 500 ETF
6.7%
Direxion Daily S&P 500 Bear 3X ETF
4.6%
State Street Financial Select Sector SPDR ETF
3.7%
State Street Consumer Discretionary Select Sector SPDR ETF
3.0%
State Street Health Care Select Sector SPDR ETF
3.0%
iShares U.S. Utilities ETF
3.0%
State Street Industrial Select Sector SPDR ETF
2.7%
C000134180  
Shareholder Report [Line Items]  
Fund Name RESQ Strategic Income Fund
Class Name Class A
Trading Symbol RQIAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about RESQ Strategic Income Fund for the period of October 1, 2025 to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.resqfunds.com/shareholder_reports. You can also request this information by contacting us at 1-877-940-2526.
Additional Information Phone Number 1-877-940-2526
Additional Information Website https://www.resqfunds.com/shareholder_reports
Expenses [Text Block]

What were the Fund’s costs for the last six months?

(based on a hypothetical $10,000 investment)

Table Summary
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class A
$110
2.20%Footnote Reference*
FootnoteDescription
Footnote*
Annualized
Expenses Paid, Amount $ 110
Expense Ratio, Percent 2.20% [4]
AssetsNet $ 29,299,186
Holdings Count | Holding 9
Advisory Fees Paid, Amount $ 119,526
InvestmentCompanyPortfolioTurnover 278.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

Table Summary
Net Assets
$29,299,186
Number of Portfolio Holdings
9
Advisory Fee (net of waivers)
$119,526
Portfolio Turnover
278%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
77.1%
Money Market Funds
22.9%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Liabilities in Excess of Other Assets
-20.7%
Money Market Funds
27.6%
Fixed Income
93.1%

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
First American Government Obligations Fund, Class X
27.6%
JPMorgan Ultra-Short Income ETF
13.8%
iShares 0-3 Month Treasury Bond ETF
13.7%
iShares 1-3 Year Treasury Bond ETF
13.7%
iShares 0-1 Year Treasury Bond ETF
13.6%
Vanguard Short-Term Treasury ETF
12.0%
iShares 20+ Year Treasury Bond ETF
10.4%
SPDR Portfolio Long Term Treasury ETF
10.2%
Vanguard Long-Term Treasury ETF
5.7%
C000134181  
Shareholder Report [Line Items]  
Fund Name RESQ Strategic Income Fund
Class Name Class I
Trading Symbol RQIIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about RESQ Strategic Income Fund for the period of October 1, 2025 to March 31, 2026.
Additional Information [Text Block] You can find additional information about the Fund at https://www.resqfunds.com/shareholder_reports. You can also request this information by contacting us at 1-877-940-2526.
Additional Information Phone Number 1-877-940-2526
Additional Information Website https://www.resqfunds.com/shareholder_reports
Expenses [Text Block]

What were the Fund’s costs for the last six months?

(based on a hypothetical $10,000 investment)

Table Summary
Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class I
$90
1.80%Footnote Reference*
FootnoteDescription
Footnote*
Annualized
Expenses Paid, Amount $ 90
Expense Ratio, Percent 1.80% [5]
AssetsNet $ 29,299,186
Holdings Count | Holding 9
Advisory Fees Paid, Amount $ 119,526
InvestmentCompanyPortfolioTurnover 278.00%
Additional Fund Statistics [Text Block]

Fund Statistics 

Table Summary
Net Assets
$29,299,186
Number of Portfolio Holdings
9
Advisory Fee (net of waivers)
$119,526
Portfolio Turnover
278%
Holdings [Text Block]

Asset Weighting (% of total investments)

Group By Asset Type Chart
Table Summary
Value
Value
Exchange-Traded Funds
77.1%
Money Market Funds
22.9%

Asset Weighting (% of net assets)

Group By Sector Chart
Table Summary
Value
Value
Liabilities in Excess of Other Assets
-20.7%
Money Market Funds
27.6%
Fixed Income
93.1%

Top 10 Holdings (% of net assets)

Table Summary
Holding Name
% of Net Assets
First American Government Obligations Fund, Class X
27.6%
JPMorgan Ultra-Short Income ETF
13.8%
iShares 0-3 Month Treasury Bond ETF
13.7%
iShares 1-3 Year Treasury Bond ETF
13.7%
iShares 0-1 Year Treasury Bond ETF
13.6%
Vanguard Short-Term Treasury ETF
12.0%
iShares 20+ Year Treasury Bond ETF
10.4%
SPDR Portfolio Long Term Treasury ETF
10.2%
Vanguard Long-Term Treasury ETF
5.7%
[1] Annualized
[2] Annualized
[3] Annualized
[4] Annualized
[5] Annualized