Related Party Transactions - Summary of fees and reimbursement-subnote (Details) - USD ($)		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Related Party Transactions [Abstract]
(Reversal of incentive fees) incentive fees on capital gains (1)	[1]	$ (68,486)	$ (90,614)	$ (102,160)	$ 167,393
Incentive Fees on capital gains base		20.00%		20.00%

[1] For the three and nine months ended September 30, 2022, Terra Income Fund 6, Inc. (“Terra BDC”) reversed previously accrued incentive fees on capital gains of $68,486 and $102,160, respectively. Terra BDC also reversed previously accrued incentive fees on capital gains of $90,614 for the three months ended September 30, 2021. Incentive fees on capital gains were based on 20% of net realized and unrealized capital gains. No incentive fees on capital gains were actually payable by Terra BDC with respect to unrealized gains unless and until those gains were realized.