Shareholder Fees	Oct. 28, 2026 USD ($)
AAMA Equity Fund \| AAMA Equity Fund Shares
Prospectus [Line Items]
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price)	0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price)	0.00%
Redemption Fee	$ 0
AAMA Income Fund \| AAMA Income Fund Shares
Prospectus [Line Items]
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price)	0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price)	0.00%
Redemption Fee	$ 0