| Shareholder Report | 12 Months Ended |
| Jul. 31, 2024 USD ($) Holding |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | INVESTMENT HOUSE FUNDS |
| Entity Central Index Key | 0001160363 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jul. 31, 2024 |
| C000243104 | |
| Shareholder Report [Line Items] | |
| Fund Name | The Investment House Growth Fund |
| Trading Symbol | TIHGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about The Investment House Growth Fund (the "Fund") for the period of August 1, 2023 to July 31, 2024. |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report |
| Additional Information [Text Block] | You can find additional information about the Fund at www.tihllc.com |
| Additional Information Phone Number | (888) 456-9518 |
| Additional Information Website | www.tihllc.com</span>" id="sjs-B18"><span style="font-weight: 700; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left;">www.tihllc.com</span> |
| 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 Investment House Growth Fund (The) $165 1.45% |
| Expenses Paid, Amount | $ 165 |
| Expense Ratio, Percent | 1.45% |
| Factors Affecting Performance [Text Block] | How did the Fund perform during the reporting period? For the fiscal year ended July 31, 2024, the Fund returned 28.2% vs 22.2% for the S&P 500 Index (the “benchmark”). The Fund continued to benefit from its heavy allocation to the Information Technology (46.8% vs 31.4% for the benchmark) sector although the Fund’s sector performance lagged 32.1% vs 35.2% for the benchmark. Communications Services concentration was also heavier, 21.1% vs 8.9% for the benchmark, while our companies outperformed the benchmark’s allocation to Consumer Services companies 37.4% to 30.05%. Energy, Real Estate, and Utilities all had positive benchmark performance, whereas the Fund had no exposure to these sectors. In Financials and Healthcare, the Fund’s allocations were roughly half the benchmark’s (12.5% vs 25.0%) and in the former the Fund underperformed 14.7% to 26.1%, whereas in the latter the Fund outperformed 30.4% to 13.5%. In Consumer Discretionary the Fund’s exposure was about even with the benchmark (11.9% vs 10.0% for the S&P), but the Fund outperformed 33.2% to 12.1%. Likewise in Materials the Fund outperformed 27.3% to 9.8%, although the Fund’s weight (1.6%) was lower than the index (2.2%). |
| 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. |
| Line Graph [Table Text Block] | Investment House Growth Fund (The) S&P 500 ® Jul-2014 $10,000 $10,000 Jul-2015 $11,176 $11,121 Jul-2016 $11,565 $11,745 Jul-2017 $14,501 $13,629 Jul-2018 $17,341 $15,843 Jul-2019 $18,895 $17,108 Jul-2020 $23,968 $19,153 Jul-2021 $32,525 $26,134 Jul-2022 $25,349 $24,921 Jul-2023 $29,787 $28,165 Jul-2024 $38,172 $34,403 |
| Average Annual Return [Table Text Block] | 1 Year 5 Years 10 Years Investment House Growth Fund (The) 28.15% 15.10% 14.33% S&P 500 ® 22.15% 15.00% 13.15% |
| 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. |
| Material Change Date | Jul. 31, 2024 |
| AssetsNet | $ 214,410,384 |
| Holdings Count | Holding | 36 |
| Advisory Fees Paid, Amount | $ 2,880,762 |
| InvestmentCompanyPortfolioTurnover | 1% |
| Additional Fund Statistics [Text Block] | Fund Statistics Net Assets $214,410,384 Number of Portfolio Holdings 36 Advisory Fee $2,880,762 Portfolio Turnover 1% |
| Holdings [Text Block] | Asset Weighting (% of total investments) Value Value Common Stocks 99.4% Money Market Funds 0.6% |
| Largest Holdings [Text Block] | Top 10 Holdings (% of net assets) Holding Name % of Net Assets Meta Platforms, Inc. - Class A 13.7% Intuit, Inc. 8.5% Amazon.com, Inc. 8.2% Apple, Inc. 8.1% Alphabet, Inc. - Classes A & C 7.4% NVIDIA Corporation 7.0% Intuitive Surgical, Inc. 5.6% Texas Instruments, Inc. 3.3% Adobe, Inc. 3.1% Accenture plc - Class A 2.8% |
| Material Fund Change [Text Block] | Material Fund Changes No material changes occurred during the year ended July 31, 2024. |
