| Form N-CSR Cover | 12 Months Ended |
| Aug. 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | James Alpha Funds Trust |
| Entity Central Index Key | 0001829774 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Aug. 31, 2024 |
| Shareholder Report | 12 Months Ended | 120 Months Ended |
| Aug. 31, 2024 USD ($) Holding | Aug. 31, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | ||
| Document Type | N-CSR | |
| Amendment Flag | false | |
| Registrant Name | James Alpha Funds Trust | |
| Entity Central Index Key | 0001829774 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Aug. 31, 2024 | |
| C000224297 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Global Real Estate Fund | |
| Class Name | Class A | |
| Trading Symbol | JAREX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Global Real Estate Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 157 | |
| Expense Ratio, Percent | 1.46% | |
| AssetsNet | $ 321,415,400 | $ 321,415,400 |
| Holdings Count | Holding | 41 | 41 |
| Advisory Fees Paid, Amount | $ 3,100,925 | |
| InvestmentCompanyPortfolioTurnover | 141% | |
| C000224296 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Global Real Estate Fund | |
| Class Name | Class C | |
| Trading Symbol | JACRX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Global Real Estate Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 237 | |
| Expense Ratio, Percent | 2.21% | |
| AssetsNet | $ 321,415,400 | $ 321,415,400 |
| Holdings Count | Holding | 41 | 41 |
| Advisory Fees Paid, Amount | $ 3,100,925 | |
| InvestmentCompanyPortfolioTurnover | 141% | |
| C000224295 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Global Real Estate Fund | |
| Class Name | Class I | |
| Trading Symbol | JARIX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Global Real Estate Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 113 | |
| Expense Ratio, Percent | 1.05% | |
| AssetsNet | $ 321,415,400 | $ 321,415,400 |
| Holdings Count | Holding | 41 | 41 |
| Advisory Fees Paid, Amount | $ 3,100,925 | |
| InvestmentCompanyPortfolioTurnover | 141% | |
| C000224298 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Global Real Estate Fund | |
| Class Name | Class R6 | |
| Trading Symbol | JARSX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Global Real Estate Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 103 | |
| Expense Ratio, Percent | 0.95% | |
| Performance Inception Date | Aug. 17, 2017 | |
| AssetsNet | $ 321,415,400 | $ 321,415,400 |
| Holdings Count | Holding | 41 | 41 |
| Advisory Fees Paid, Amount | $ 3,100,925 | |
| InvestmentCompanyPortfolioTurnover | 141% | |
| C000224305 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Hedged Equity Fund | |
| Class Name | Class A | |
| Trading Symbol | JDAEX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Hedged Equity Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 173 | |
| Expense Ratio, Percent | 1.58% | |
| Performance Inception Date | Jul. 31, 2015 | |
| AssetsNet | $ 175,605,801 | $ 175,605,801 |
| Holdings Count | Holding | 9 | 9 |
| Advisory Fees Paid, Amount | $ 1,250,867 | |
| InvestmentCompanyPortfolioTurnover | 28% | |
| C000224306 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Hedged Equity Fund | |
| Class Name | Class C | |
| Trading Symbol | JDCEX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Hedged Equity Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 253 | |
| Expense Ratio, Percent | 2.33% | |
| Performance Inception Date | Jul. 31, 2015 | |
| AssetsNet | $ 175,605,801 | $ 175,605,801 |
| Holdings Count | Holding | 9 | 9 |
| Advisory Fees Paid, Amount | $ 1,250,867 | |
| InvestmentCompanyPortfolioTurnover | 28% | |
| C000224307 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Hedged Equity Fund | |
| Class Name | Class I | |
| Trading Symbol | JDIEX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Hedged Equity Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 145 | |
| Expense Ratio, Percent | 1.33% | |
| Performance Inception Date | Jul. 31, 2015 | |
| AssetsNet | $ 175,605,801 | $ 175,605,801 |
| Holdings Count | Holding | 9 | 9 |
| Advisory Fees Paid, Amount | $ 1,250,867 | |
| InvestmentCompanyPortfolioTurnover | 28% | |
| C000224308 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Easterly Hedged Equity Fund | |
| Class Name | Class R6 | |
| Trading Symbol | JDSEX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Easterly Hedged Equity Fund for the period of September 1, 2023 to August 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://funds.easterlyam.com/resources/ | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (833) 999-2636 | |
| Additional Information Website | https://funds.easterlyam.com/resources/ | |
| Expenses Paid, Amount | $ 117 | |
| Expense Ratio, Percent | 1.07% | |
| Performance Inception Date | Aug. 17, 2017 | |
| AssetsNet | $ 175,605,801 | $ 175,605,801 |
| Holdings Count | Holding | 9 | 9 |
| Advisory Fees Paid, Amount | $ 1,250,867 | |
| InvestmentCompanyPortfolioTurnover | 28% |
| Shareholder Report, Line Graph (Details) - USD ($) | 12 Months Ended | ||||||||||||
| Aug. 17, 2017 | Jul. 31, 2015 | Aug. 31, 2024 | Aug. 31, 2014 | Aug. 31, 2023 | Aug. 31, 2022 | Aug. 31, 2021 | Aug. 31, 2020 | Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2016 | Aug. 31, 2015 | |
| C000224297 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | ||||||||||||
| Account Value | $ 15,106 | $ 9,425 | $ 13,070 | $ 14,063 | $ 16,747 | $ 12,547 | $ 12,793 | $ 12,223 | $ 11,239 | $ 10,193 | $ 9,107 | ||
| C000224296 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | ||||||||||||
| Account Value | 14,886 | $ 10,000 | 12,978 | 14,075 | 16,885 | 12,743 | 13,101 | 12,606 | 11,683 | 10,666 | 9,593 | ||
| C000224295 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | ||||||||||||
| Account Value | 1,671,658 | $ 1,000,000 | 1,440,397 | 1,545,102 | 1,833,652 | 1,367,771 | 1,388,703 | 1,321,864 | 1,210,236 | 1,092,087 | 970,746 | ||
| C000224298 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | ||||||||||||
| Account Value | $ 10,000 | 14,113 | 12,151 | 13,011 | 15,432 | 11,492 | 11,646 | 11,045 | 10,083 | ||||
| C000224305 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | ||||||||||||
| Account Value | $ 9,425 | $ 16,923 | 14,283 | 12,932 | 13,085 | 11,823 | 11,095 | 10,442 | 9,767 | 9,398 | 9,029 | ||
| C000224306 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | ||||||||||||
| Account Value | $ 10,000 | $ 16,738 | 14,244 | 12,985 | 13,243 | 12,064 | 11,427 | 10,841 | 10,217 | 9,897 | 9,590 | ||
| C000224307 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | ||||||||||||
| Account Value | $ 1,000,000 | $ 1,847,550 | 1,556,384 | 1,404,617 | 1,418,572 | 1,279,004 | 1,197,693 | 1,123,728 | 1,046,260 | 1,001,953 | 959,000 | ||
| C000224308 | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | ||||||||||||
| Account Value | $ 10,000 | $ 18,342 | 15,407 | 13,867 | 13,975 | 12,535 | 11,694 | 10,905 | 10,078 | ||||
| MSCI WORLD INDEX Net (USD) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | MSCI World Index | ||||||||||||
| Account Value | $ 24,948 | $ 10,000 | 20,049 | 17,343 | 20,421 | 15,737 | 13,475 | 13,440 | 11,883 | 10,228 | 9,587 | ||
| FTSE EPRA/NAREIT Developed Net Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | ||||||||||||
| Account Value | 14,869 | $ 10,000 | 12,527 | 13,076 | 15,613 | 11,604 | 13,316 | 12,204 | 11,455 | 11,360 | 9,598 | ||
| FTSE EPRA/NAREIT Developed Net Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | ||||||||||||
| Account Value | 1,486,930 | $ 1,000,000 | 1,252,655 | 1,307,608 | 1,561,348 | 1,160,423 | 1,331,556 | 1,220,434 | 1,145,523 | 1,136,037 | 959,840 | ||
| FTSE EPRA/NAREIT Developed Net Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | ||||||||||||
| Account Value | $ 10,000 | 13,085 | 11,023 | 11,507 | 13,740 | 10,212 | 11,718 | 10,740 | 10,080 | ||||
| S&P 500 Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C53">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | ||||||||||||
| Account Value | $ 10,000 | 31,687 | 24,923 | 21,496 | 24,215 | 18,461 | 15,140 | 14,710 | 12,293 | 10,576 | 9,397 | ||
| S&P 500 Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C57">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | ||||||||||||
| Account Value | $ 10,000 | 31,687 | 24,923 | 21,496 | 24,215 | 18,461 | 15,140 | 14,710 | 12,293 | 10,576 | 9,397 | ||
| S&P 500 Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C61">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | ||||||||||||
| Account Value | $ 1,000,000 | 3,168,652 | 2,492,345 | 2,149,601 | 2,421,475 | 1,846,119 | 1,513,998 | 1,471,021 | 1,229,318 | 1,057,623 | 939,666 | ||
| S&P 500 Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-B65">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | ||||||||||||
| Account Value | $ 10,000 | 26,238 | 20,638 | 17,800 | 20,051 | 15,287 | 12,537 | 12,181 | 10,179 | ||||
| FTSE EPRA/NAREIT Developed Net Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | ||||||||||||
| Account Value | 14,869 | $ 10,000 | 12,527 | 13,076 | 15,613 | 11,604 | 13,316 | 12,204 | 11,455 | 11,360 | 9,598 | ||
| MSCI WORLD INDEX Net (USD) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | MSCI World Index | ||||||||||||
| Account Value | 24,948 | $ 10,000 | 20,049 | 17,343 | 20,421 | 15,737 | 13,475 | 13,440 | 11,883 | 10,228 | 9,587 | ||
| MSCI WORLD INDEX Net (USD) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | MSCI World Index | ||||||||||||
| Account Value | 2,494,790 | $ 1,000,000 | 2,004,895 | 1,734,276 | 2,042,132 | 1,573,720 | 1,347,527 | 1,344,022 | 1,188,301 | $ 1,022,763 | $ 958,687 | ||
| MSCI WORLD INDEX Net (USD) | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Line Graph and Table Measure Name | MSCI World Index | ||||||||||||
| Account Value | $ 10,000 | $ 21,261 | $ 17,086 | $ 14,780 | $ 17,403 | $ 13,411 | $ 11,484 | $ 11,454 | $ 10,127 | ||||
| Shareholder Report, Average Annual Return (Details) | 12 Months Ended | 60 Months Ended | 84 Months Ended | 109 Months Ended | 120 Months Ended | |||
| Aug. 17, 2017 | Jul. 31, 2015 | Aug. 31, 2024 | Aug. 31, 2014 | Aug. 31, 2024 | Aug. 31, 2024 | Aug. 31, 2024 | Aug. 31, 2024 | |
| C000224297 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | |||||||
| Average Annual Return, Percent | 8.93% | 2.16% | 4.21% | |||||
| C000224296 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | |||||||
| Average Annual Return, Percent | 13.70% | 2.59% | 4.06% | |||||
| C000224295 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | |||||||
| C000224298 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Global Real Estate Fund | |||||||
| C000224305 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | |||||||
| Average Annual Return, Percent | 16.11% | 7.52% | 5.96% | |||||
| C000224306 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | |||||||
| Average Annual Return, Percent | 16.51% | 7.93% | 5.83% | |||||
| C000224307 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | |||||||
| C000224308 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | Easterly Hedged Equity Fund | |||||||
| Without Sales Load [Member] | C000224297 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 15.57% | 3.38% | 4.83% | |||||
| Without Sales Load [Member] | C000224296 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 14.70% | 2.59% | 4.06% | |||||
| Without Sales Load [Member] | C000224295 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 16.06% | 3.78% | 5.27% | |||||
| Without Sales Load [Member] | C000224298 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 16.15% | 3.92% | 5.02% | |||||
| Without Sales Load [Member] | C000224305 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 18.48% | 8.81% | 6.65% | |||||
| Without Sales Load [Member] | C000224306 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 17.51% | 7.93% | 5.83% | |||||
| Without Sales Load [Member] | C000224307 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 18.71% | 9.06% | 6.99% | |||||
| Without Sales Load [Member] | C000224308 | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Average Annual Return, Percent | 19.05% | 9.42% | 9% | |||||
| MSCI WORLD INDEX Net (USD) | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI World Index | |||||||
| Average Annual Return, Percent | 24.43% | 13.11% | 9.57% | |||||
| FTSE EPRA/NAREIT Developed Net Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | |||||||
| Average Annual Return, Percent | 18.70% | 2.23% | 4.05% | |||||
| FTSE EPRA/NAREIT Developed Net Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | |||||||
| Average Annual Return, Percent | 18.70% | 2.23% | 4.05% | |||||
| FTSE EPRA/NAREIT Developed Net Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | |||||||
| Average Annual Return, Percent | 18.70% | 2.23% | 3.89% | |||||
| S&P 500 Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C73">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | |||||||
| Average Annual Return, Percent | 27.14% | 15.92% | 13.54% | |||||
| S&P 500 Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C77">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | |||||||
| Average Annual Return, Percent | 27.14% | 15.92% | 13.54% | |||||
| S&P 500 Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-C81">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | |||||||
| Average Annual Return, Percent | 27.14% | 15.92% | 13.54% | |||||
| S&P 500 Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | ®</sup> Index" id="sjs-B85">S&P 500<sup style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center;">®</sup> Index | |||||||
| Average Annual Return, Percent | 27.14% | 15.92% | 14.69% | |||||
| FTSE EPRA/NAREIT Developed Net Index | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | FTSE EPRA/NAREIT Developed Net Index | |||||||
| Average Annual Return, Percent | 18.70% | 2.23% | 4.05% | |||||
| MSCI WORLD INDEX Net (USD) | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI World Index | |||||||
| Average Annual Return, Percent | 24.43% | 13.11% | 9.57% | |||||
| MSCI WORLD INDEX Net (USD) | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI World Index | |||||||
| Average Annual Return, Percent | 24.43% | 13.11% | 9.57% | |||||
| MSCI WORLD INDEX Net (USD) | ||||||||
| Average Annual Return [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI World Index | |||||||
| Average Annual Return, Percent | 24.43% | 13.11% | 11.31% | |||||
| Shareholder Report, Holdings (Details) | Aug. 31, 2024 |
| C000224297 | 02665T306 | American Homes 4 Rent, Class A | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.90% |
| C000224297 | 28852N109 | Ellington Financial, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224297 | BZ0P4R4 | Infrastrutture Wireless Italiane SpA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224297 | 29472R108 | Equity LifeStyle Properties, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224297 | 0692861 | UNITE Group PLC (The) | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000224297 | BNGNB77 | Merlin Properties Socimi S.A. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000224297 | BFYXP82 | Instone Real Estate Group S.E. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000224297 | BG49KP9 | Tritax Big Box REIT PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| C000224297 | 6137195 | Lifestyle Communities Ltd. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224297 | B04V127 | Grainger PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| C000224297 | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.80% |
| C000224297 | Hong Kong | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000224297 | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224297 | Australia | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224297 | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224297 | Italy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224297 | Spain | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000224297 | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.40% |
| C000224297 | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.40% |
| C000224297 | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 33.20% |
| C000224297 | InvestmentType_Common Stocks | |
| Holdings [Line Items] | |
| Percent of Total Investments | 100% |
| C000224296 | 02665T306 | American Homes 4 Rent, Class A | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.90% |
| C000224296 | 28852N109 | Ellington Financial, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224296 | BZ0P4R4 | Infrastrutture Wireless Italiane SpA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224296 | 29472R108 | Equity LifeStyle Properties, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224296 | 0692861 | UNITE Group PLC (The) | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000224296 | BNGNB77 | Merlin Properties Socimi S.A. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000224296 | BFYXP82 | Instone Real Estate Group S.E. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000224296 | BG49KP9 | Tritax Big Box REIT PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| C000224296 | 6137195 | Lifestyle Communities Ltd. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224296 | B04V127 | Grainger PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| C000224296 | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.80% |
| C000224296 | Hong Kong | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000224296 | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224296 | Australia | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224296 | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224296 | Italy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224296 | Spain | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000224296 | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.40% |
| C000224296 | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.40% |
| C000224296 | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 33.20% |
| C000224296 | InvestmentType_Common Stocks | |
| Holdings [Line Items] | |
| Percent of Total Investments | 100% |
| C000224295 | 02665T306 | American Homes 4 Rent, Class A | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.90% |
| C000224295 | 28852N109 | Ellington Financial, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224295 | BZ0P4R4 | Infrastrutture Wireless Italiane SpA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224295 | 29472R108 | Equity LifeStyle Properties, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224295 | 0692861 | UNITE Group PLC (The) | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000224295 | BNGNB77 | Merlin Properties Socimi S.A. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000224295 | BFYXP82 | Instone Real Estate Group S.E. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000224295 | BG49KP9 | Tritax Big Box REIT PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| C000224295 | 6137195 | Lifestyle Communities Ltd. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224295 | B04V127 | Grainger PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| C000224295 | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.80% |
| C000224295 | Hong Kong | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000224295 | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224295 | Australia | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224295 | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224295 | Italy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224295 | Spain | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000224295 | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.40% |
| C000224295 | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.40% |
| C000224295 | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 33.20% |
| C000224295 | InvestmentType_Common Stocks | |
| Holdings [Line Items] | |
| Percent of Total Investments | 100% |
| C000224298 | 02665T306 | American Homes 4 Rent, Class A | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.90% |
| C000224298 | 28852N109 | Ellington Financial, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224298 | BZ0P4R4 | Infrastrutture Wireless Italiane SpA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224298 | 29472R108 | Equity LifeStyle Properties, Inc. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224298 | 0692861 | UNITE Group PLC (The) | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| C000224298 | BNGNB77 | Merlin Properties Socimi S.A. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000224298 | BFYXP82 | Instone Real Estate Group S.E. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.30% |
| C000224298 | BG49KP9 | Tritax Big Box REIT PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| C000224298 | 6137195 | Lifestyle Communities Ltd. | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224298 | B04V127 | Grainger PLC | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| C000224298 | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.80% |
| C000224298 | Hong Kong | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000224298 | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224298 | Australia | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.90% |
| C000224298 | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000224298 | Italy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| C000224298 | Spain | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000224298 | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.40% |
| C000224298 | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.40% |
| C000224298 | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 33.20% |
| C000224298 | InvestmentType_Common Stocks | |
| Holdings [Line Items] | |
| Percent of Total Investments | 100% |
| C000224305 | SPDR S&P 500 ETF Trust | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224305 | SPDR S&P 500 ETF Trust Total Return Swap, 11/4/2024 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000224305 | SPDR S&P 500 ETF Trust Total Return Swap, 9/8/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| C000224305 | S&P 500 Index, 2024-09-305510 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| C000224305 | SPDR S&P 500 ETF Trust Total Return Swap, 6/20/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000224305 | S&P 500 Index, 2024-09-205425 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| C000224305 | S&P 500 Index, 2024-09-205150 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000224305 | S&P 500 Index, 2024-09-305235 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.30%) |
| C000224305 | SPDR S&P 500 ETF Trust, 2024-09-20560 2902 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224305 | SPY C560_20240923_S_PEREquity Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224305 | SPXWP5235_20241001_S_PERIndex Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000224305 | 78462F103Equity | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224305 | InvestmentType_Exchange-Traded Funds | |
| Holdings [Line Items] | |
| Percent of Total Investments | 98.80% |
| C000224305 | InvestmentType_Options | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.20% |
| C000224306 | SPDR S&P 500 ETF Trust | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224306 | SPDR S&P 500 ETF Trust Total Return Swap, 11/4/2024 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000224306 | SPDR S&P 500 ETF Trust Total Return Swap, 9/8/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| C000224306 | S&P 500 Index, 2024-09-305510 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| C000224306 | SPDR S&P 500 ETF Trust Total Return Swap, 6/20/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000224306 | S&P 500 Index, 2024-09-205425 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| C000224306 | S&P 500 Index, 2024-09-205150 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000224306 | S&P 500 Index, 2024-09-305235 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.30%) |
| C000224306 | SPDR S&P 500 ETF Trust, 2024-09-20560 2902 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224306 | SPY C560_20240923_S_PEREquity Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224306 | SPXWP5235_20241001_S_PERIndex Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000224306 | 78462F103Equity | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224306 | InvestmentType_Exchange-Traded Funds | |
| Holdings [Line Items] | |
| Percent of Total Investments | 98.80% |
| C000224306 | InvestmentType_Options | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.20% |
| C000224307 | SPDR S&P 500 ETF Trust | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224307 | SPDR S&P 500 ETF Trust Total Return Swap, 11/4/2024 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000224307 | SPDR S&P 500 ETF Trust Total Return Swap, 9/8/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| C000224307 | S&P 500 Index, 2024-09-305510 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| C000224307 | SPDR S&P 500 ETF Trust Total Return Swap, 6/20/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000224307 | S&P 500 Index, 2024-09-205425 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| C000224307 | S&P 500 Index, 2024-09-205150 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000224307 | S&P 500 Index, 2024-09-305235 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.30%) |
| C000224307 | SPDR S&P 500 ETF Trust, 2024-09-20560 2902 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224307 | SPY C560_20240923_S_PEREquity Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224307 | SPXWP5235_20241001_S_PERIndex Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000224307 | 78462F103Equity | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224307 | InvestmentType_Exchange-Traded Funds | |
| Holdings [Line Items] | |
| Percent of Total Investments | 98.80% |
| C000224307 | InvestmentType_Options | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.20% |
| C000224308 | SPDR S&P 500 ETF Trust | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224308 | SPDR S&P 500 ETF Trust Total Return Swap, 11/4/2024 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000224308 | SPDR S&P 500 ETF Trust Total Return Swap, 9/8/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| C000224308 | S&P 500 Index, 2024-09-305510 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| C000224308 | SPDR S&P 500 ETF Trust Total Return Swap, 6/20/2025 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000224308 | S&P 500 Index, 2024-09-205425 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| C000224308 | S&P 500 Index, 2024-09-205150 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000224308 | S&P 500 Index, 2024-09-305235 2901 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.30%) |
| C000224308 | SPDR S&P 500 ETF Trust, 2024-09-20560 2902 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224308 | SPY C560_20240923_S_PEREquity Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.80%) |
| C000224308 | SPXWP5235_20241001_S_PERIndex Option | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000224308 | 78462F103Equity | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 85.10% |
| C000224308 | InvestmentType_Exchange-Traded Funds | |
| Holdings [Line Items] | |
| Percent of Total Investments | 98.80% |
| C000224308 | InvestmentType_Options | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.20% |
