| Form N-CSR Cover | 12 Months Ended |
| Jul. 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Arrow Investments Trust |
| Entity Central Index Key | 0001527428 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jul. 31, 2024 |
| Shareholder Report | 12 Months Ended | 120 Months Ended |
| Jul. 31, 2024 USD ($) Holding | Jul. 31, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | ||
| Document Type | N-CSR | |
| Amendment Flag | false | |
| Registrant Name | Arrow Investments Trust | |
| Entity Central Index Key | 0001527428 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Jul. 31, 2024 | |
| C000195837 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Arrow DWA Tactical: International ETF | |
| Trading Symbol | DWCR | |
| Security Exchange Name | CboeBZX | |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | 1-877-277-6933 | |
| Additional Information Website | www.ArrowFunds.com | |
| Expenses [Text Block] | What were the Fund’s 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 Arrow DWA Tactical: International ETF $127 1.22% | |
| Expenses Paid, Amount | $ 127 | |
| Expense Ratio, Percent | 1.22% | |
| 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. | |
| Average Annual Return [Table Text Block] | Average Annual Total Returns 1 Year 5 years Since Inception (December 28, 2017) Arrow DWA Tactical: International ETF - NAV 7.89% 5.30% 2.87% Arrow DWA Tactical: International ETF - Market Price 7.29% 5.58% 2.83% Dorsey Wright Country and Stock Momentum Total Return Index 12.61% 8.86% 6.19% MSCI ACWI ex USA Index 9.75% 6.29% 4.20% MSCI Emerging Markets Investible Markets Index 7.54% 4.65% 2.44% The Fund's past performance is not a good predictor of how the Fund will perform in the future. The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. | |
| Performance Inception Date | Dec. 28, 2017 | |
| 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 | $ 7,668,628 | $ 7,668,628 |
| Holdings Count | Holding | 11 | 11 |
| Advisory Fees Paid, Amount | $ 0 | |
| InvestmentCompanyPortfolioTurnover | 138% | |
| Additional Fund Statistics [Text Block] | Fund Statistics Net Assets $7,668,628 Number of Portfolio Holdings 11 Advisory Fee (net of waivers) $0 Portfolio Turnover 138% | |
| Holdings [Text Block] | Sector Weighting (% of net assets) Value Value Other Assets in Excess of Liabilities 0.1% Equity 99.9% |
| Shareholder Report, Line Graph (Details) - USD ($) | Dec. 28, 2017 | Jul. 31, 2024 | Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2019 | Jul. 31, 2018 |
| C000195837 | ||||||||
| Account Value [Line Items] | ||||||||
| Line Graph and Table Measure Name | Arrow DWA Tactical: International ETF | |||||||
| Account Value | $ 10,000 | $ 12,049 | $ 11,168 | $ 10,250 | $ 12,599 | $ 9,534 | $ 9,308 | $ 9,657 |
| MSCI Emerging Markets Investible Markets Index Gross (USD) | ||||||||
| Account Value [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI Emerging Markets Investible Markets Index | |||||||
| Account Value | $ 10,000 | 11,722 | 10,900 | 9,908 | 12,296 | 9,933 | 9,340 | 9,573 |
| Dorsey Wright Country and Stock Momentum Total Return Index | ||||||||
| Account Value [Line Items] | ||||||||
| Line Graph and Table Measure Name | Dorsey Wright Country and Stock Momentum Total Return Index | |||||||
| Account Value | $ 10,000 | 14,856 | 13,187 | 11,872 | 14,099 | 10,353 | 9,719 | 9,951 |
| MSCI ACWI ex USA Net (USD) | ||||||||
| Account Value [Line Items] | ||||||||
| Line Graph and Table Measure Name | MSCI ACWI ex USA Index | |||||||
| Account Value | $ 10,000 | $ 13,113 | $ 11,949 | $ 10,536 | $ 12,434 | $ 9,730 | $ 9,666 | $ 9,891 |
| Shareholder Report, Average Annual Return (Details) | 12 Months Ended | 60 Months Ended | 79 Months Ended | |
| Dec. 28, 2017 | Jul. 31, 2024 | Jul. 31, 2024 | Jul. 31, 2024 | |
| C000195837 | ||||
| Average Annual Return [Line Items] | ||||
| Line Graph and Table Measure Name | Arrow DWA Tactical: International ETF | |||
| Without Sales Load [Member] | C000195837 | ||||
| Average Annual Return [Line Items] | ||||
| Average Annual Return, Percent | 7.89% | 5.30% | 2.87% | |
| MSCI Emerging Markets Investible Markets Index Gross (USD) | ||||
| Average Annual Return [Line Items] | ||||
| Line Graph and Table Measure Name | MSCI Emerging Markets Investible Markets Index | |||
| Average Annual Return, Percent | 7.54% | 4.65% | 2.44% | |
| Dorsey Wright Country and Stock Momentum Total Return Index | ||||
| Average Annual Return [Line Items] | ||||
| Line Graph and Table Measure Name | Dorsey Wright Country and Stock Momentum Total Return Index | |||
| Average Annual Return, Percent | 12.61% | 8.86% | 6.19% | |
| MSCI ACWI ex USA Net (USD) | ||||
| Average Annual Return [Line Items] | ||||
| Line Graph and Table Measure Name | MSCI ACWI ex USA Index | |||
| Average Annual Return, Percent | 9.75% | 6.29% | 4.20% | |
| Arrow DWA Tactical: International ETF - Market Price | ||||
| Average Annual Return [Line Items] | ||||
| Average Annual Return, Percent | 7.29% | 5.58% | 2.83% |
| Shareholder Report, Holdings (Details) - C000195837 | Jul. 31, 2024 |
| 46429B598 | iShares MSCI India ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.30% |
| 464286764 | iShares MSCI Spain ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.20% |
| 46434G830 | iShares MSCI Italy ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.10% |
| 464286715 | iShares MSCI Turkey ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.10% |
| 46429B523 | iShares MSCI Denmark ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| 464286756 | iShares MSCI Sweden ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| 464286707 | iShares MSCI France ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| 46434G772 | iShares MSCI Taiwan ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| 464286814 | iShares MSCI Netherlands ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.70% |
| 46429B606 | iShares MSCI Poland ETF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.70% |
| Netherlands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.70% |
| Poland | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.70% |
| Taiwan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.80% |
| Denmark | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| France | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| Italy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.10% |
| Turkey | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.10% |
| Spain | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.20% |
| India | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.30% |
| Equity | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 99.90% |
| InvestmentType_Exchange-Traded Funds | |
| Holdings [Line Items] | |
| Percent of Total Investments | 100% |
| InvestmentType_Warrant | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0% |
