Shareholder Report, Line Graph (Details) - USD ($) |
1 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2023 |
Jun. 30, 2022 |
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2016 |
|
| MATTHEW 25 FUND | |||||||||||
| Account Value [Line Items] | |||||||||||
| Accumulated Value | $ 38,190 | $ 31,358 | $ 25,267 | $ 20,551 | $ 18,414 | $ 23,253 | $ 15,225 | $ 16,118 | $ 14,768 | $ 13,037 | $ 10,000 |
| S&P 500 Index | |||||||||||
| Account Value [Line Items] | |||||||||||
| Accumulated Value | $ 42,275 | $ 34,560 | $ 30,009 | $ 24,093 | $ 20,146 | $ 22,538 | $ 16,008 | $ 14,890 | $ 13,484 | $ 11,789 | $ 10,000 |