Note 10 - Investments in Affiliates and Controlled Investments - Schedule of Controlled Investments (Details) - USD ($)
|
3 Months Ended |
Mar. 31, 2026 |
Mar. 31, 2025 |
| Investments, fair value |
|
$ 225,436
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
$ 0
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
(24,830)
|
$ (110,240)
|
| Investments, fair value |
|
146,430
|
|
| IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] |
|
|
|
| Investments, fair value |
|
1,523
|
|
| Investments, fair value |
[1],[2],[3],[4] |
754
|
|
| Wrightspeed Inc [Member] | Automotive Sector [Member] |
|
|
|
| Investments, fair value |
|
0
|
|
| Investments, fair value |
|
0
|
|
| Investment, Affiliated Issuer, Controlled [Member] | UCT Coatings, Inc. [Member] | Advanced Materials Sector [Member] |
|
|
|
| Investments, fair value |
|
167,642
|
|
| Purchase/merger |
|
0
|
|
| Interest |
|
0
|
|
| Sales/maturity/expiration |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
(24,082)
|
|
| Investments, fair value |
|
143,560
|
|
| Investment, Affiliated Issuer, Controlled [Member] | UCT Coatings, Inc. [Member] | Advanced Materials Sector [Member] | Common Stock [Member] |
|
|
|
| Investments, fair value |
|
167,642
|
|
| Purchase/merger |
|
0
|
|
| Interest |
|
0
|
|
| Sales/maturity/expiration |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
(24,082)
|
|
| Investments, fair value |
|
$ 143,560
|
|
| Investment, shares/par value (in shares) |
|
1,500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 1,523
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(769)
|
|
| Investments, fair value |
[5] |
$ 754
|
|
| Investment, shares/par value (in shares) |
[5] |
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 1 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 600
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(303)
|
|
| Investments, fair value |
[5] |
$ 297
|
|
| Investment, shares/par value (in shares) |
[5] |
10,961,129
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 2 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 71
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(36)
|
|
| Investments, fair value |
[5] |
$ 35
|
|
| Investment, shares/par value (in shares) |
[5] |
1,300,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 3 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 28
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(15)
|
|
| Investments, fair value |
[5] |
$ 13
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 4 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 28
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(15)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 5 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 41
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(21)
|
|
| Investments, fair value |
[5] |
$ 20
|
|
| Investment, shares/par value (in shares) |
[5] |
750,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 6 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 28
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 7 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 55
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(28)
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Investment, shares/par value (in shares) |
[5] |
1,000,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 8 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 28
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(15)
|
|
| Investments, fair value |
[5] |
$ 13
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 9 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 22
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(11)
|
|
| Investments, fair value |
[5] |
$ 11
|
|
| Investment, shares/par value (in shares) |
[5] |
400,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Term Note [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 164
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(83)
|
|
| Investments, fair value |
[5] |
$ 81
|
|
| Investment, shares/par value (in shares) |
[5] |
3,000,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 10 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 11 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 55
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(28)
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Investment, shares/par value (in shares) |
[5] |
1,000,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 12 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 13 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 14 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 55
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(28)
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Investment, shares/par value (in shares) |
[5] |
1,000,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 15 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 16 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 17 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 27
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(13)
|
|
| Investments, fair value |
[5] |
$ 14
|
|
| Investment, shares/par value (in shares) |
[5] |
500,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 18 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 11
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(6)
|
|
| Investments, fair value |
[5] |
$ 5
|
|
| Investment, shares/par value (in shares) |
[5] |
200,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 19 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 38
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(19)
|
|
| Investments, fair value |
[5] |
$ 19
|
|
| Investment, shares/par value (in shares) |
[5] |
700,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 20 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 8
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(4)
|
|
| Investments, fair value |
[5] |
$ 4
|
|
| Investment, shares/par value (in shares) |
[5] |
150,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Convertible Debt 21 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 19
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(10)
|
|
| Investments, fair value |
[5] |
$ 9
|
|
| Investment, shares/par value (in shares) |
[5] |
350,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Series C Preferred Stock [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Investment, shares/par value (in shares) |
[5] |
26,856,187
|
|
| Investment, Affiliated Issuer, Controlled [Member] | IntraOp Medical Corp. [Member] | Medical Devices Sector [Member] | Term Note 2 [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 110
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
(56)
|
|
| Investments, fair value |
[5] |
$ 54
|
|
| Investment, shares/par value (in shares) |
[5] |
2,000,000
|
|
| Investment, Affiliated Issuer, Controlled [Member] | Wrightspeed Inc [Member] | Automotive Sector [Member] |
|
|
|
| Investments, fair value |
|
$ 0
|
|
| Purchase/merger |
|
0
|
|
| Interest |
|
0
|
|
| Sales/maturity/expiration |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Investments, fair value |
|
0
|
|
| Investment, Affiliated Issuer, Controlled [Member] | Wrightspeed Inc [Member] | Automotive Sector [Member] | Common Stock [Member] |
|
|
|
| Investments, fair value |
[5] |
0
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Investment, shares/par value (in shares) |
[5] |
69,102
|
|
| Investment, Affiliated Issuer, Controlled [Member] | Wrightspeed Inc [Member] | Automotive Sector [Member] | Preferred Stock [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Investment, shares/par value (in shares) |
[5] |
60,733,693
|
|
| Investment, Affiliated Issuer, Controlled [Member] | Revasum, Inc [Member] | Semiconductor Equipment Sector [Member] |
|
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Purchase/merger |
[5] |
0
|
|
| Interest |
[5] |
0
|
|
| Sales/maturity/expiration |
[5] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5] |
0
|
|
| Investments, fair value |
[5] |
$ 0
|
|
| Investment, shares/par value (in shares) |
[5] |
|
|
| Investment, Affiliated Issuer, Controlled [Member] | Revasum, Inc [Member] | Semiconductor Equipment Sector [Member] | Chess Depositary Interests (CDIs) [Member] |
|
|
|
| Investments, fair value |
[5],[6] |
$ 0
|
|
| Purchase/merger |
[5],[6] |
0
|
|
| Interest |
[5],[6] |
0
|
|
| Sales/maturity/expiration |
[5],[6] |
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5],[6] |
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
[5],[6] |
0
|
|
| Investments, fair value |
[5],[6] |
$ 0
|
|
| Investment, shares/par value (in shares) |
[5],[6] |
39,774,889
|
|
| Investment, Affiliated Issuer and Controlled [Member] |
|
|
|
| Investments, fair value |
|
$ 169,165
|
|
| Interest |
|
0
|
|
| Sales/maturity/expiration |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Investments, fair value |
|
144,314
|
|
| Total Affiliates and Controlled Investments |
|
(24,851)
|
|
| Investment, Affiliated Issuer [Member] |
|
|
|
| Investments, fair value |
|
167,642
|
|
| Interest |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
(24,082)
|
|
| Investments, fair value |
|
143,560
|
|
| Investment, Controlled [Member] |
|
|
|
| Investments, fair value |
|
1,523
|
|
| Interest |
|
0
|
|
| Sales/maturity/expiration |
|
0
|
|
| Realized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
0
|
|
| Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction, Operating, after Tax |
|
(769)
|
|
| Investments, fair value |
|
$ 754
|
|
|
|