v3.26.1
Shareholder Report, Line Graph (Details) - USD ($)
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended 15 Months Ended 18 Months Ended 21 Months Ended 24 Months Ended 27 Months Ended 30 Months Ended 33 Months Ended 36 Months Ended 39 Months Ended 42 Months Ended 45 Months Ended 48 Months Ended 51 Months Ended 54 Months Ended 57 Months Ended 60 Months Ended 63 Months Ended 66 Months Ended 69 Months Ended 72 Months Ended 75 Months Ended 78 Months Ended 81 Months Ended 84 Months Ended 87 Months Ended 90 Months Ended 93 Months Ended 96 Months Ended 99 Months Ended 102 Months Ended 105 Months Ended 108 Months Ended 111 Months Ended 114 Months Ended 117 Months Ended 120 Months Ended
Apr. 30, 2016
Jul. 31, 2016
Oct. 31, 2016
Jan. 31, 2017
Apr. 30, 2026
Apr. 30, 2017
Jul. 31, 2017
Oct. 31, 2017
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Apr. 30, 2018
Jul. 31, 2018
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Apr. 30, 2019
Jul. 31, 2019
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Apr. 30, 2020
Jul. 31, 2020
Oct. 31, 2020
Jan. 31, 2021
Apr. 30, 2021
Jul. 31, 2021
Oct. 31, 2021
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Apr. 30, 2026
C000126338                                                                                    
Account Value [Line Items]                                                                                    
Line Graph and Table Measure Name         Monongahela All Cap Value Fund                                                                          
Accumulated Value $ 10,000 $ 10,568 $ 10,673 $ 11,844   $ 12,318 $ 12,621 $ 13,201 $ 14,398 $ 13,470 $ 14,348 $ 13,510 $ 14,084 $ 14,780 $ 14,748 $ 15,264 $ 15,727 $ 13,706 $ 15,292 $ 15,705 $ 19,058 $ 21,511 $ 21,874 $ 21,654 $ 22,005 $ 21,139 $ 21,187 $ 20,262 $ 21,814 $ 21,156 $ 22,485 $ 20,275 $ 23,085 $ 24,650 $ 26,343 $ 26,625 $ 27,983 $ 24,623 $ 27,889 $ 28,927 $ 31,323 $ 32,227
S&P 500® Index                                                                                    
Account Value [Line Items]                                                                                    
Line Graph and Table Measure Name         S&P 500<sup style="inset: 1.5px 0px 4px; 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; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index                                                                          
Accumulated Value 10,000 10,582 10,406 11,213   11,792 12,280 12,865 14,174 13,356 14,274 13,810 13,846 15,158 15,414 15,788 16,849 15,289 17,257 17,322 19,755 22,320 23,547 24,755 24,356 22,367 22,454 21,138 22,355 22,963 25,377 23,282 27,009 28,167 30,997 32,133 34,133 31,574 36,060 39,026 39,714 41,379
Russell 2000 Value Index                                                                                    
Account Value [Line Items]                                                                                    
Line Graph and Table Measure Name         Russell 2000<sup style="inset: 1.5px 0px 4px; 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; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Value Index                                                                          
Accumulated Value $ 10,000 $ 10,765 $ 10,754 $ 12,594   $ 12,718 $ 12,834 $ 13,422 $ 13,848 $ 13,549 $ 14,678 $ 13,343 $ 13,223 $ 13,846 $ 13,546 $ 13,773 $ 13,802 $ 10,544 $ 11,391 $ 11,855 $ 16,068 $ 18,870 $ 18,647 $ 19,478 $ 18,438 $ 17,627 $ 17,758 $ 17,389 $ 18,342 $ 16,219 $ 18,459 $ 15,662 $ 18,325 $ 18,495 $ 21,353 $ 20,638 $ 21,169 $ 18,368 $ 20,442 $ 22,676 $ 24,957 $ 26,880