Statements of Income (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Leasing activities:        
Operating leases $ 1,363 $ 1,574 $ 4,180 $ 4,451
Direct financing leases 11 28 41 90
Gain on sales of assets 89 31 112 242
Other revenue 1 13 2 14
Total revenues 1,464 1,646 4,335 4,797
Expenses:        
Depreciation of operating lease assets 276 327 847 1,019
Asset management fees to Managing Member 45 52 134 144
Vessel maintenance 252 202 675 545
Railcar maintenance 128 266 366 564
Cost reimbursements to Managing Member 72   361 679
Other management fees 40 37 115 107
Professional fees 47 20 128 85
Insurance 14 14 40 34
Reversal of provision for doubtful accounts     (22)  
Taxes on income and franchise fees   1 41 4
Other 64 29 196 119
Total operating expenses 938 948 2,881 3,300
Net income 526 698 1,454 1,497
Net income:        
Managing Member            
Other Members 526 698 1,454 1,497
Net income $ 526 $ 698 $ 1,454 $ 1,497
Net income per Limited Liability Company Unit (Other Members) 0.04 0.05 0.11 0.11
Weighted average number of Units outstanding 13,560,188 13,560,188 13,560,188 13,560,188