Investments - Quantitative Information About Level 3 Fair Value Measurements (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 388,143	$ 359,122
Minimum
Investments
Valuation technique receiving a relative weight (as a percent)	0.00%
Maximum
Investments
Valuation technique receiving a relative weight (as a percent)	100.00%
Corporate Bond
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 61,411	92,736
First Lien Secured Debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	307,739	254,954
Second lien secured debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	10,166	2,012
Equity - Preferred Equity
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	2,391	3,151
Equity - Common Stock
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	3,980	267
Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	207,244	152,409
Level 3 \| Corporate Bond
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	28,185	28,147
Level 3 \| Corporate Bond \| Environmental Industries
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	13,485	13,447
Level 3 \| Corporate Bond \| Software
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 14,700	$ 14,700
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Minimum \| Environmental Industries
Investments
Measurement inputs	0.1041	0.13
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Minimum \| Software
Investments
Measurement inputs	0.1227	0.116
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Maximum \| Environmental Industries
Investments
Measurement inputs	0.1132	0.13
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Maximum \| Software
Investments
Measurement inputs	0.1327	0.126
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Weighted Average \| Environmental Industries
Investments
Measurement inputs	0.1087	0.13
Level 3 \| Corporate Bond \| Yield analysis \| Market yield \| Weighted Average \| Software
Investments
Measurement inputs	0.1277	0.121
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Volatility \| Minimum \| Environmental Industries
Investments
Measurement inputs	0.10	0.10
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Volatility \| Maximum \| Environmental Industries
Investments
Measurement inputs	0.415	0.475
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Volatility \| Weighted Average \| Environmental Industries
Investments
Measurement inputs	0.2575	0.2875
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Term \| Minimum \| Environmental Industries
Investments
Measurement inputs	1.59	2.6
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Term \| Maximum \| Environmental Industries
Investments
Measurement inputs	1.59	2.6
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Term \| Weighted Average \| Environmental Industries
Investments
Measurement inputs	1.59	2.6
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Risk Free Rate \| Minimum \| Environmental Industries
Investments
Measurement inputs	0.0427	0.04
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Risk Free Rate \| Maximum \| Environmental Industries
Investments
Measurement inputs	0.0427	0.04
Level 3 \| Corporate Bond \| Black Scholes Option Pricing Model \| Risk Free Rate \| Weighted Average \| Environmental Industries
Investments
Measurement inputs	0.0427	0.04
Level 3 \| First Lien Secured Debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 162,088	$ 118,248
Level 3 \| First Lien Secured Debt One
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 19,870	$ 38,162
Level 3 \| First Lien Secured Debt One \| Yield analysis \| Market yield \| Minimum
Investments
Measurement inputs	0.10	0.0986
Level 3 \| First Lien Secured Debt One \| Yield analysis \| Market yield \| Maximum
Investments
Measurement inputs	0.1068	0.1191
Level 3 \| First Lien Secured Debt One \| Yield analysis \| Market yield \| Weighted Average
Investments
Measurement inputs	0.1034	0.1081
Level 3 \| First Lien Secured Debt One \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs		0.115
Level 3 \| First Lien Secured Debt One \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs		0.1325
Level 3 \| First Lien Secured Debt One \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs		0.1247
Level 3 \| First Lien Secured Debt Two
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 60,228	$ 29,931
Level 3 \| First Lien Secured Debt Two \| Yield analysis \| Market yield \| Minimum
Investments
Measurement inputs	0.0978	0.0944
Level 3 \| First Lien Secured Debt Two \| Yield analysis \| Market yield \| Maximum
Investments
Measurement inputs	0.1183	0.1224
Level 3 \| First Lien Secured Debt Two \| Yield analysis \| Market yield \| Weighted Average
Investments
Measurement inputs	0.1096	0.1057
Level 3 \| First Lien Secured Debt Two \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs	0.07
Level 3 \| First Lien Secured Debt Two \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs	0.1525
Level 3 \| First Lien Secured Debt Two \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs	0.087
Level 3 \| First Lien Secured Debt Three
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 64,422	$ 14,523
Level 3 \| First Lien Secured Debt Four
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	17,568	35,632
Level 3 \| Second lien secured debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 8,144	$ 2,012
Level 3 \| Second lien secured debt \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs	0.0675
Level 3 \| Second lien secured debt \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs	0.1225
Level 3 \| Second lien secured debt \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs	0.10
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Discount rate \| Minimum
Investments
Measurement inputs		0.3325
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Discount rate \| Maximum
Investments
Measurement inputs		0.3525
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Discount rate \| Weighted Average
Investments
Measurement inputs		0.3425
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue growth rate \| Minimum
Investments
Measurement inputs		0.03
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue growth rate \| Maximum
Investments
Measurement inputs		0.04
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue growth rate \| Weighted Average
Investments
Measurement inputs		0.04
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue multiple \| Minimum
Investments
Measurement inputs		0.38
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue multiple \| Maximum
Investments
Measurement inputs		0.45
Level 3 \| Second lien secured debt \| Discounted cash flow analysis \| Revenue multiple \| Weighted Average
Investments
Measurement inputs		0.41
Level 3 \| Revolver One
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 352	$ (4)
Level 3 \| Revolver One \| Yield analysis \| Market yield \| Minimum
Investments
Measurement inputs	0.0978	0.0986
Level 3 \| Revolver One \| Yield analysis \| Market yield \| Maximum
Investments
Measurement inputs	0.1031	0.1191
Level 3 \| Revolver One \| Yield analysis \| Market yield \| Weighted Average
Investments
Measurement inputs	0.1005	0.1138
Level 3 \| Revolver One \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs	0.07	0.12
Level 3 \| Revolver One \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs	0.08	0.1325
Level 3 \| Revolver One \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs	0.075	0.1275
Level 3 \| Revolver Two
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 1,321	$ 588
Level 3 \| Revolver Two \| Yield analysis \| Market yield \| Minimum
Investments
Measurement inputs		0.1124
Level 3 \| Revolver Two \| Yield analysis \| Market yield \| Maximum
Investments
Measurement inputs		0.1224
Level 3 \| Revolver Two \| Yield analysis \| Market yield \| Weighted Average
Investments
Measurement inputs		0.1174
Level 3 \| Revolver Three
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	783
Level 3 \| Equity - Preferred Equity
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 2,391	$ 3,151
Level 3 \| Equity - Preferred Equity \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs	0.0675
Level 3 \| Equity - Preferred Equity \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs	0.0725
Level 3 \| Equity - Preferred Equity \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs	0.07
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Discount rate \| Minimum
Investments
Measurement inputs		0.3325
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Discount rate \| Maximum
Investments
Measurement inputs		0.3525
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Discount rate \| Weighted Average
Investments
Measurement inputs		0.343
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue growth rate \| Minimum
Investments
Measurement inputs		0.0325
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue growth rate \| Maximum
Investments
Measurement inputs		0.0425
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue growth rate \| Weighted Average
Investments
Measurement inputs		0.0375
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue multiple \| Minimum
Investments
Measurement inputs		0.38
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue multiple \| Maximum
Investments
Measurement inputs		0.45
Level 3 \| Equity - Preferred Equity \| Discounted cash flow analysis \| Revenue multiple \| Weighted Average
Investments
Measurement inputs		0.41
Level 3 \| Equity - Common Stock
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 3,980	$ 267
Level 3 \| Equity - Common Stock \| EV market multiple analysis \| EBITDA multiple \| Minimum
Investments
Measurement inputs	0.068
Level 3 \| Equity - Common Stock \| EV market multiple analysis \| EBITDA multiple \| Maximum
Investments
Measurement inputs	0.123
Level 3 \| Equity - Common Stock \| EV market multiple analysis \| EBITDA multiple \| Weighted Average
Investments
Measurement inputs	0.1059
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Discount rate \| Minimum
Investments
Measurement inputs		0.3325
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Discount rate \| Maximum
Investments
Measurement inputs		0.3525
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Discount rate \| Weighted Average
Investments
Measurement inputs		0.343
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue growth rate \| Minimum
Investments
Measurement inputs		0.0325
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue growth rate \| Maximum
Investments
Measurement inputs		0.0425
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue growth rate \| Weighted Average
Investments
Measurement inputs		0.0375
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue multiple \| Minimum
Investments
Measurement inputs		0.38
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue multiple \| Maximum
Investments
Measurement inputs		0.45
Level 3 \| Equity - Common Stock \| Discounted cash flow analysis \| Revenue multiple \| Weighted Average
Investments
Measurement inputs		0.41

Redwood Enhanced Income Corp. 10-K