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Shareholder Report
12 Months Ended
Sep. 30, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSR
Amendment Flag false
Registrant Name Advisors' Inner Circle Fund III
Entity Central Index Key 0001593547
Entity Investment Company Type N-1A
Document Period End Date Sep. 30, 2025
C000253898  
Shareholder Report [Line Items]  
Fund Name Redwheel Next Generation Power Infrastructure Fund
Class Name Institutional Class Shares
Trading Symbol ECOIX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Institutional Class Shares of the Redwheel Next Generation Power Infrastructure Fund (the "Fund") for the period from December 1, 2024 to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://www.redwheel.com/us/en/accredited/funds-and-documents/. You can also request this information by contacting us at 1-855-RWC-FUND. 
Additional Information Phone Number 1-855-RWC-FUND
Additional Information Website https://www.redwheel.com/us/en/accredited/funds-and-documents/
Expenses [Text Block]

What were the Fund costs for the last period?

(based on a hypothetical $10,000 investment) 

Fund Name
Costs of a $10,000 investmentFootnote Reference*
Costs paid as a percentage of a $10,000 investment
Redwheel Next Generation Power Infrastructure Fund, Institutional Class Shares
$90
1.00%
FootnoteDescription
Footnote*
Costs shown not annualized. If the Fund share class had been open for the full fiscal year, costs shown would have been higher for the period ended.
Expenses Paid, Amount $ 90
Expense Ratio, Percent 1.00%
Performance Past Does Not Indicate Future [Text] Past performance is not indicative of future performance.
Line Graph [Table Text Block]
Growth Chart
Redwheel Next Generation Power Infrastructure Fund, Institutional Class Shares
MSCI ACWI Index (USD) (NR)Footnote Reference*Footnote Reference
S&P Global Infrastructure Index (USD) (NR)Footnote Reference
S&P Global Infrastructure Index (USD) (TR)Footnote Reference
Aug/20
$1,000,000
$1,000,000
$1,000,000
$1,000,000
Nov/20
$1,144,260
$1,102,564
$1,077,666
$1,080,249
Nov/21
$1,305,697
$1,315,029
$1,155,905
$1,167,261
Nov/22
$1,226,739
$1,162,214
$1,247,986
$1,270,361
Nov/23
$987,926
$1,301,827
$1,238,520
$1,272,727
Nov/24
$1,104,256
$1,641,832
$1,541,265
$1,598,663
Sep/25
$1,293,591
$1,898,526
$1,749,711
$1,828,627
Average Annual Return [Table Text Block]
Fund/Index Name
10 Months
1 Year
5 Years
Annualized Since Inception
Redwheel Next Generation Power Infrastructure Fund, Institutional Class Shares
17.15%
6.17%
5.33%
5.12%
MSCI ACWI Index (USD) (NR)Footnote ReferenceFootnote Reference
15.63%
17.27%
13.54%
13.25%
S&P Global Infrastructure Index (USD) (NR)Footnote Reference
13.52%
15.80%
12.62%
11.47%
S&P Global Infrastructure Index (USD) (TR)Footnote Reference§
14.38%
16.78%
13.59%
12.43%
No Deduction of Taxes [Text Block] The table and graph presented above do not reflect the deduction of taxes a shareholder would pay on Fund distributions or the redemption of Fund shares.
AssetsNet $ 216,994,552
Holdings Count | Holding 29
Advisory Fees Paid, Amount $ 1,149,177
InvestmentCompanyPortfolioTurnover 46.00%
Holdings [Text Block]

Country/Asset WeightingsFootnote Reference*

Holdings Chart
Value
Value
Germany
1.0%
Portugal
1.0%
Belgium
2.0%
Japan
3.0%
Switzerland
4.9%
China
5.2%
Canada
6.4%
India
6.4%
Spain
8.4%
United Kingdom
10.2%
Italy
10.4%
United States
37.7%
FootnoteDescription
Footnote*
Percentages are calculated based on total net assets.

Top Ten Holdings

Holding Name
Percentage of Total Net Assets
ReNew Energy Global PLC, Cl A
6.4%
Clearway Energy Inc, Cl C
5.4%
Dominion Energy Inc
5.4%
EDP Renovaveis SA
5.3%
Constellation Energy Corp
5.0%
BKW AG
4.9%
ERG SPA
4.9%
NextEra Energy Inc
4.7%
Enel SPA
4.5%
Avista Corp
4.1%
Material Fund Change [Text Block]

Material Fund Changes

Effective March 26, 2025, the Fund changed its fiscal year end to September 30. Effective September 11, 2025, the "Ecofin Global Renewables Infrastructure Fund" changed its name to "Redwheel Next Generation Power Infrastructure Fund."

Updated Prospectus Phone Number 1-855-RWC-FUND
Updated Prospectus Web Address https://www.redwheel.com/us/en/accredited/funds-and-documents/
C000253897  
Shareholder Report [Line Items]  
Fund Name Redwheel Next Generation Power Infrastructure Fund
Class Name Class A Shares
Trading Symbol ECOAX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Class A Shares of the Redwheel Next Generation Power Infrastructure Fund (the "Fund") for the period from December 1, 2024 to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://www.redwheel.com/us/en/accredited/funds-and-documents/. You can also request this information by contacting us at 1-855-RWC-FUND. 
Additional Information Phone Number 1-855-RWC-FUND
Additional Information Website https://www.redwheel.com/us/en/accredited/funds-and-documents/
Expenses [Text Block]

What were the Fund costs for the last period?

(based on a hypothetical $10,000 investment) 

Fund Name
Costs of a $10,000 investmentFootnote Reference*
Costs paid as a percentage of a $10,000 investment
Redwheel Next Generation Power Infrastructure Fund, Class A Shares
$113
1.25%
FootnoteDescription
Footnote*
Costs shown not annualized. If the Fund share class had been open for the full fiscal year, costs shown would have been higher for the period ended.
Expenses Paid, Amount $ 113
Expense Ratio, Percent 1.25%
Performance Past Does Not Indicate Future [Text] Past performance is not indicative of future performance.
Line Graph [Table Text Block]
Growth Chart
Redwheel Next Generation Power Infrastructure Fund, Class A Shares
MSCI ACWI Index (USD) (NR)Footnote Reference*Footnote Reference
S&P Global Infrastructure Index (USD) (NR)Footnote Reference
S&P Global Infrastructure Index (USD) (TR)Footnote Reference
Sep/20
$1,000,000
$1,000,000
$1,000,000
$1,000,000
Nov/20
$1,178,207
$1,116,288
$1,126,338
$1,127,626
Nov/21
$1,340,261
$1,331,398
$1,208,110
$1,218,455
Nov/22
$1,256,091
$1,176,680
$1,304,350
$1,326,076
Nov/23
$1,009,110
$1,318,031
$1,294,456
$1,328,546
Nov/24
$1,125,484
$1,662,268
$1,610,874
$1,668,777
Sep/25
$1,316,335
$1,922,158
$1,828,734
$1,908,826
Average Annual Return [Table Text Block]
Fund/Index Name
10 Months
1 Year
5 Years
Annualized Since Inception
Redwheel Next Generation Power Infrastructure Fund, Class A Shares
16.96%
5.87%
5.09%
5.63%
MSCI ACWI Index (USD) (NR)Footnote ReferenceFootnote Reference
15.63%
17.27%
13.54%
13.91%
S&P Global Infrastructure Index (USD) (NR)Footnote Reference
13.52%
15.80%
12.62%
12.79%
S&P Global Infrastructure Index (USD) (TR)Footnote Reference§
14.38%
16.78%
13.59%
13.75%
No Deduction of Taxes [Text Block] The table and graph presented above do not reflect the deduction of taxes a shareholder would pay on Fund distributions or the redemption of Fund shares.
AssetsNet $ 216,994,552
Holdings Count | Holding 29
Advisory Fees Paid, Amount $ 1,149,177
InvestmentCompanyPortfolioTurnover 46.00%
Holdings [Text Block]

Country/Asset WeightingsFootnote Reference*

Holdings Chart
Value
Value
Germany
1.0%
Portugal
1.0%
Belgium
2.0%
Japan
3.0%
Switzerland
4.9%
China
5.2%
Canada
6.4%
India
6.4%
Spain
8.4%
United Kingdom
10.2%
Italy
10.4%
United States
37.7%
FootnoteDescription
Footnote*
Percentages are calculated based on total net assets.

Top Ten Holdings

Holding Name
Percentage of Total Net Assets
ReNew Energy Global PLC, Cl A
6.4%
Clearway Energy Inc, Cl C
5.4%
Dominion Energy Inc
5.4%
EDP Renovaveis SA
5.3%
Constellation Energy Corp
5.0%
BKW AG
4.9%
ERG SPA
4.9%
NextEra Energy Inc
4.7%
Enel SPA
4.5%
Avista Corp
4.1%
Material Fund Change [Text Block]

Material Fund Changes

Effective March 26, 2025, the Fund changed its fiscal year end to September 30. Effective September 11, 2025, the "Ecofin Global Renewables Infrastructure Fund" changed its name to "Redwheel Next Generation Power Infrastructure Fund."

Updated Prospectus Phone Number 1-855-RWC-FUND
Updated Prospectus Web Address https://www.redwheel.com/us/en/accredited/funds-and-documents/
C000174122  
Shareholder Report [Line Items]  
Fund Name Redwheel Global Emerging Equity Fund
Class Name Institutional Class
Trading Symbol RWCEX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Institutional Class Shares of the Redwheel Global Emerging Equity Fund (the "Fund") for the period from October 1, 2024 to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://www.redwheel.com/us/en/accredited/funds-and-documents/. You can also request this information by contacting us at 1-855-RWC-FUND. 
Additional Information Phone Number 1-855-RWC-FUND
Additional Information Website https://www.redwheel.com/us/en/accredited/funds-and-documents/
Expenses [Text Block]

What were the Fund costs for the last year?

(based on a hypothetical $10,000 investment) 

Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Redwheel Global Emerging Equity Fund, Institutional Class Shares
$137
1.24%
Expenses Paid, Amount $ 137
Expense Ratio, Percent 1.24%
Performance Past Does Not Indicate Future [Text] Past performance is not indicative of future performance.
Line Graph [Table Text Block]
Growth Chart
Redwheel Global Emerging Equity Fund, Institutional Class Shares
MSCI Emerging Markets Index (USD) (NR)Footnote Reference*
Dec/16
$10,000,000
$10,000,000
Sep/17
$13,130,000
$12,778,088
Sep/18
$11,846,873
$12,674,348
Sep/19
$11,437,034
$12,418,777
Sep/20
$12,728,810
$13,727,567
Sep/21
$16,486,485
$16,226,562
Sep/22
$11,314,219
$11,664,599
Sep/23
$12,498,240
$13,029,273
Sep/24
$14,425,956
$16,423,682
Sep/25
$17,376,622
$19,268,699
Average Annual Return [Table Text Block]
Fund/Index Name
1 Year
5 Years
Annualized Since Inception
Redwheel Global Emerging Equity Fund, Institutional Class Shares
20.45%
6.42%
6.51%
MSCI Emerging Markets Index (USD) (NR)Footnote Reference*
17.32%
7.02%
7.78%
No Deduction of Taxes [Text Block] The table and graph presented above do not reflect the deduction of taxes a shareholder would pay on Fund distributions or the redemption of Fund shares.
AssetsNet $ 239,675,492
Holdings Count | Holding 69
Advisory Fees Paid, Amount $ 2,061,294
InvestmentCompanyPortfolioTurnover 101.00%
Holdings [Text Block]

Country/Asset WeightingsFootnote Reference*

Holdings Chart
Value
Value
Other Countries
7.8%
Saudi Arabia
1.7%
Congo, the Democratic Republic of
2.0%
Greece
2.1%
Vietnam
2.2%
Mexico
2.4%
Zambia
2.5%
Taiwan
6.5%
South Africa
8.5%
Brazil
9.0%
India
9.3%
South Korea
11.8%
China
35.9%
FootnoteDescription
Footnote*
Percentages are calculated based on total net assets.

Top Ten Holdings

Holding Name
Percentage of Total Net Assets
Samsung Electronics
6.8%
Kuaishou Technology, Cl B
4.6%
Tencent Holdings
4.4%
Alibaba Group Holding
3.9%
Taiwan Semiconductor Manufacturing
3.5%
MediaTek
3.0%
Ningbo Tuopu Group, Cl A
2.9%
Horizon Robotics
2.7%
KB Financial Group
2.6%
First Quantum Minerals
2.5%
Material Fund Change [Text Block]

Material Fund Changes

There were no material changes during the reporting period.  

Updated Prospectus Phone Number 1-855-RWC-FUND
Updated Prospectus Web Address https://www.redwheel.com/us/en/accredited/funds-and-documents/
C000174121  
Shareholder Report [Line Items]  
Fund Name Redwheel Global Emerging Equity Fund
Class Name Class I
Trading Symbol RWCIX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Class I Shares of the Redwheel Global Emerging Equity Fund (the "Fund") for the period from October 1, 2024 to September 30, 2025.
Additional Information [Text Block] You can find additional information about the Fund at https://www.redwheel.com/us/en/accredited/funds-and-documents/. You can also request this information by contacting us at 1-855-RWC-FUND. 
Additional Information Phone Number 1-855-RWC-FUND
Additional Information Website https://www.redwheel.com/us/en/accredited/funds-and-documents/
Expenses [Text Block]

What were the Fund costs for the last year?

(based on a hypothetical $10,000 investment) 

Fund Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Redwheel Global Emerging Equity Fund, Class I Shares
$153
1.39%
Expenses Paid, Amount $ 153
Expense Ratio, Percent 1.39%
Performance Past Does Not Indicate Future [Text] Past performance is not indicative of future performance.
Line Graph [Table Text Block]
Growth Chart
Redwheel Global Emerging Equity Fund, Class I Shares
MSCI Emerging Markets Index (USD) (NR)Footnote Reference*
Sep/17
$250,000
$250,000
Sep/17
$251,919
$248,087
Sep/18
$226,828
$246,072
Sep/19
$218,797
$241,110
Sep/20
$243,382
$266,521
Sep/21
$314,951
$315,039
Sep/22
$215,947
$226,468
Sep/23
$238,312
$252,963
Sep/24
$274,649
$318,866
Sep/25
$330,232
$374,102
Average Annual Return [Table Text Block]
Fund/Index Name
1 Year
5 Years
Annualized Since Inception
Redwheel Global Emerging Equity Fund, Class I Shares
20.24%
6.29%
3.51%
MSCI Emerging Markets Index (USD) (NR)Footnote Reference*
17.32%
7.02%
5.12%
No Deduction of Taxes [Text Block] The table and graph presented above do not reflect the deduction of taxes a shareholder would pay on Fund distributions or the redemption of Fund shares.
AssetsNet $ 239,675,492
Holdings Count | Holding 69
Advisory Fees Paid, Amount $ 2,061,294
InvestmentCompanyPortfolioTurnover 101.00%
Holdings [Text Block]

Country/Asset WeightingsFootnote Reference*

Holdings Chart
Value
Value
Other Countries
7.8%
Saudi Arabia
1.7%
Congo, the Democratic Republic of
2.0%
Greece
2.1%
Vietnam
2.2%
Mexico
2.4%
Zambia
2.5%
Taiwan
6.5%
South Africa
8.5%
Brazil
9.0%
India
9.3%
South Korea
11.8%
China
35.9%
FootnoteDescription
Footnote*
Percentages are calculated based on total net assets.

Top Ten Holdings

Holding Name
Percentage of Total Net Assets
Samsung Electronics
6.8%
Kuaishou Technology, Cl B
4.6%
Tencent Holdings
4.4%
Alibaba Group Holding
3.9%
Taiwan Semiconductor Manufacturing
3.5%
MediaTek
3.0%
Ningbo Tuopu Group, Cl A
2.9%
Horizon Robotics
2.7%
KB Financial Group
2.6%
First Quantum Minerals
2.5%
Material Fund Change [Text Block]

Material Fund Changes

There were no material changes during the reporting period.  

Updated Prospectus Phone Number 1-855-RWC-FUND
Updated Prospectus Web Address https://www.redwheel.com/us/en/accredited/funds-and-documents/