Expense Example	Oct. 28, 2026 USD ($)
James Small Cap Fund \| James Small Cap Fund
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 154
Expense Example, with Redemption, 3 Years	477
Expense Example, with Redemption, 5 Years	824
Expense Example, with Redemption, 10 Years	1,802
JAMES MICRO CAP FUND \| JAMES MICRO CAP FUND
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	155
Expense Example, with Redemption, 3 Years	480
Expense Example, with Redemption, 5 Years	829
Expense Example, with Redemption, 10 Years	1,813
James Aggressive Allocation Fund \| James Aggressive Allocation Fund
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	106
Expense Example, with Redemption, 3 Years	331
Expense Example, with Redemption, 5 Years	574
Expense Example, with Redemption, 10 Years	1,271
Retail Class [Member] \| James Balanced: Golden Rainbow Fund \| James Balanced: Golden Rainbow Fund Retail Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	124
Expense Example, with Redemption, 3 Years	387
Expense Example, with Redemption, 5 Years	670
Expense Example, with Redemption, 10 Years	1,477
Institutional Class [Member] \| James Balanced: Golden Rainbow Fund \| James Balanced: Golden Rainbow Fund Institutional Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	99
Expense Example, with Redemption, 3 Years	309
Expense Example, with Redemption, 5 Years	536
Expense Example, with Redemption, 10 Years	$ 1,190

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