Real Estate Held for Investment (Detail) - Real Estate Held of Investment (USD $)	Dec. 31, 2012
Land	$ 4,855,829
Buildings and Equipment	10,332,327
Total	15,188,156
Accumulated Depreciation	2,205,438
Sports Authority Wichita KS
Land	697,617
Buildings and Equipment	1,533,136
Total	2,230,753
Accumulated Depreciation	410,947
Advance Auto Parts Middletown OH
Land	112,315
Buildings and Equipment	909,974
Total	1,022,289
Accumulated Depreciation	239,627
Applebees Indianapolis IN
Land	889,340
Buildings and Equipment	2,164,847
Total	3,054,187
Accumulated Depreciation	538,362
Applebees Crawfordsville IN
Land	337,353
Buildings and Equipment	900,418
Total	1,237,771
Accumulated Depreciation	216,102
Starbucks Bluffton IN
Land	344,008
Buildings and Equipment	806,108
Total	1,150,116
Accumulated Depreciation	173,312
Best Buy Eau Claire WI
Land	474,137
Buildings and Equipment	1,547,025
Total	2,021,162
Accumulated Depreciation	304,248
Dicks Sporting Goods Fredericksburg VA
Land	1,603,559
Buildings and Equipment	1,523,044
Total	3,126,603
Accumulated Depreciation	289,668
Tractor Supply Starkville MS
Land	397,500
Buildings and Equipment	947,775
Total	1,345,275
Accumulated Depreciation	$ 33,172