Note 14 - Subsequent Events	6 Months Ended
Jun. 30, 2026
Notes to Financial Statements
Subsequent Events [Text Block]	*Note 14.* Subsequent events** On July 1, 2026, the Company funded a $0.6 million debt investment to an existing portfolio company, Glass Routes LLC. On July 8, 2026, the Company funded a $5.0 million debt investment to an existing portfolio company, Onkos Surgical, Inc. On July 15, 2026, the Company funded a $2.5 million debt investment to an existing portfolio company, Ossio, Inc. On July 15, 2026, the Company funded a $23.3 million debt investment to a new portfolio company, StarCompliance Midco, LLC. On July 17, 2026, the Company amended its Nuveen Facility to extend the date through which the Company may request advances under the Nuveen Facility to August 21, 2026 and to decrease the commitment by $50.0 million in connection with secured notes previously issued by its wholly-owned subsidiary. On July 24, 2026, the Company funded a $6.8 million debt investment to an existing portfolio company, Avive Solutions, Inc. On July 29, 2026, the Company amended the NYL Facility to, among other things, to (i) add a second class of notes and (ii) extend the legal final maturity date to June 2034. The total commitment amount of $250.0 million for the secured notes remains the same under the NYL Facility On July 31, 2026, the Company funded a $0.1 million debt investment to an existing portfolio company Volt Bidco, Inc. On August 3, 2026, Mirantis, Inc. prepaid its outstanding principal balance of $15.0 million on its venture loan, plus interest, end-of-term payment and prepayment penalty. On August 3, 2026, the Company sold its debt investment in Havenly, Inc. (“Havenly”) and received proceeds in an amount equal to the outstanding principal balance of $11.8 million of the debt investment, plus accrued interest and $1.2 million of the end-of-term payment. The Company continues to hold warrants in Havenly. On August 3, 2026, the Board approved an increase in the amount of common stock that may be repurchased under the stock repurchase program to allow the Company to repurchase up to a total of $20.0 million of common stock. On August 3, 2026, the Company funded a $0.7 million debt investment to an existing portfolio company, Glass Routes LLC.

Note 14 - Subsequent Events

6 Months Ended

Jun. 30, 2026

Note 14. Subsequent events

On July 1, 2026, the Company funded a $0.6 million debt investment to an existing portfolio company, Glass Routes LLC.

On July 8, 2026, the Company funded a $5.0 million debt investment to an existing portfolio company, Onkos Surgical, Inc.

On July 15, 2026, the Company funded a $2.5 million debt investment to an existing portfolio company, Ossio, Inc.

On July 15, 2026, the Company funded a $23.3 million debt investment to a new portfolio company, StarCompliance Midco, LLC.

On July 17, 2026, the Company amended its Nuveen Facility to extend the date through which the Company may request advances under the Nuveen Facility to August 21, 2026 and to decrease the commitment by $50.0 million in connection with secured notes previously issued by its wholly-owned subsidiary.

On July 24, 2026, the Company funded a $6.8 million debt investment to an existing portfolio company, Avive Solutions, Inc.

On July 29, 2026, the Company amended the NYL Facility to, among other things, to (i) add a second class of notes and (ii) extend the legal final maturity date to June 2034. The total commitment amount of $250.0 million for the secured notes remains the same under the NYL Facility

On July 31, 2026, the Company funded a $0.1 million debt investment to an existing portfolio company Volt Bidco, Inc.

On August 3, 2026, Mirantis, Inc. prepaid its outstanding principal balance of $15.0 million on its venture loan, plus interest, end-of-term payment and prepayment penalty.

On August 3, 2026, the Company sold its debt investment in Havenly, Inc. (“Havenly”) and received proceeds in an amount equal to the outstanding principal balance of $11.8 million of the debt investment, plus accrued interest and $1.2 million of the end-of-term payment. The Company continues to hold warrants in Havenly.

On August 3, 2026, the Board approved an increase in the amount of common stock that may be repurchased under the stock repurchase program to allow the Company to repurchase up to a total of $20.0 million of common stock.

On August 3, 2026, the Company funded a $0.7 million debt investment to an existing portfolio company, Glass Routes LLC.