Investments - Schedule of Industry Composition of Long-Term Investments Based on Fair Value (Details)	Dec. 31, 2024	Dec. 31, 2023
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	100.00%	100.00%
Trading companies & distributors [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	20.90%	21.40%
Commercial services & supplies [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	13.10%	7.10%
Health care providers & services [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	12.30%	9.50%
Food products [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	12.20%	13.10%
Containers & packaging [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	7.20%	9.00%
Aerospace & defense [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	6.00%	6.10%
Leisure products [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	4.20%	3.50%
Professional services [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	4.10%	4.90%
Automobile components [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	3.90%	1.50%
Personal care products [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	3.00%
Machinery [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	2.80%	1.70%
Building products [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	2.00%	0.90%
IT services [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	1.80%	5.40%
Biotechnology [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	1.70%	2.30%
Wireless telecommunication services [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	1.30%	1.90%
Textiles, apparel & luxury goods [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	1.00%	1.50%
Diversified telecommunication services [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	1.00%	2.10%
Insurance [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	0.90%	1.40%
Health care equipment & supplies [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage	0.60%	0.90%
Chemicals [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage		2.40%
Software [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage		1.70%
Capital markets [Member]
Schedule of Industry Composition of Long-Term Investments Based on Fair Value [Line Items]
Long-term investments fair value percentage		1.70%

Kayne DL 2021, Inc. 10-K