XML 52 R41.htm IDEA: XBRL DOCUMENT v3.23.3
Note 2 - Investments - Components of EAM's Investment Management Operations (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Oct. 31, 2023
Jul. 31, 2023
Oct. 31, 2022
Jul. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Revenues $ 9,610   $ 10,066   $ 19,353 $ 20,010
Value Line’s non-voting revenues interest 2,721   2,623   5,337 5,405
EAM's net income 3,488 $ 4,859 4,330 $ 4,458 8,347 8,788
EAM Trust [Member]            
Other income (14)   (4)   103 4
Investment management fee waivers and reimbursements 114   49   162 31
12b-1 fee waivers 23   27   48 54
Value Line’s non-voting revenues interest 2,721   2,623   5,337 5,405
EAM's net income [1] 548   386   1,030 852
EAM Trust [Member] | Investment Advice [Member]            
Revenues 5,640   4,952   11,068 10,142
EAM Trust [Member] | Distribution and Shareholder Service [Member]            
Revenues $ 1,600   $ 1,491   $ 3,179 $ 3,050
[1] Represents EAM's net income, after giving effect to Value Line’s non-voting revenues interest, but before distributions to voting profits interest holders and to the Company in respect of its 50% non-voting profits interest.