v3.26.1
Statement of Changes in Members' and Manager's Capital (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Beginning balance     $ 59,051  
Net Income (Loss) $ 645 $ 271 1,300 $ 488
Ending balance 57,956   57,956  
Capital Members [Member]        
Beginning balance 61,093 64,600 61,788 65,995
Net Income (Loss) 639 268 1,287 483
Organization and offering expenses allocated (33) (56) (68) (113)
Ending balance 60,412 63,307 60,412 63,307
Capital Members [Member] | RMC [Member]        
Organization and offering expenses repaid by RMC 0 0 0 0
Capital Members [Member] | Earnings Distributed [Member]        
Partners capital accounts (504) (671) (1,013) (1,384)
Capital Members [Member] | Members' Redemptions [Member]        
Partners capital accounts (783) (834) (1,582) (1,674)
Managers Capital Net [Member]        
Beginning balance 84 83 83 83
Net Income (Loss) 6 3 13 5
Organization and offering expenses allocated 0 0 0 0
Ending balance 83 83 83 83
Managers Capital Net [Member] | RMC [Member]        
Organization and offering expenses repaid by RMC 0 0 0 0
Managers Capital Net [Member] | Earnings Distributed [Member]        
Partners capital accounts (7) (3) (13) (5)
Managers Capital Net [Member] | Members' Redemptions [Member]        
Partners capital accounts 0 0 0 0
Unallocated Organization and Offering Expenses [Member]        
Beginning balance (192) (409) (230) (471)
Net Income (Loss) 0 0 0 0
Organization and offering expenses allocated 33 56 68 113
Organization and offering expenses repaid by RMC [1]     5 11
Ending balance (157) (347) (157) (347)
Unallocated Organization and Offering Expenses [Member] | RMC [Member]        
Organization and offering expenses repaid by RMC 2 6 5 11
Unallocated Organization and Offering Expenses [Member] | Earnings Distributed [Member]        
Partners capital accounts 0 0 0 0
Unallocated Organization and Offering Expenses [Member] | Members' Redemptions [Member]        
Partners capital accounts 0 0 0 0
Members' and Manager's Capital, Net [Member]        
Beginning balance 60,985 64,274 61,641 65,607
Net Income (Loss) 645 271 1,300 488
Organization and offering expenses allocated 0 0 0 0
Ending balance 60,338 63,043 60,338 63,043
Members' and Manager's Capital, Net [Member] | RMC [Member]        
Organization and offering expenses repaid by RMC 2 6 5 11
Members' and Manager's Capital, Net [Member] | Earnings Distributed [Member]        
Partners capital accounts (511) (674) (1,026) (1,389)
Members' and Manager's Capital, Net [Member] | Members' Redemptions [Member]        
Partners capital accounts $ (783) $ (834) $ (1,582) $ (1,674)
[1] RMC is obligated per the Operating Agreement to repay RMI IX for the amount of unallocated O&O expenses attributed to a member’s capital account if the member redeems prior to the 40 quarterly allocations. RMC estimated its future obligation to repay unallocated O&O expenses on scheduled redemptions as of June 30, 2026, to be approximately $3 thousand.