Operating segments operations and property sales Nine months (Details) (USD $)	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011
Commercial:
Operations revenues	$ 26,152
Operations expenses.	15,441
Depreciation amortization.	4,871
Mortgage loan interest.	4,194
Income fromInterest.	0
Gain land sales.	0
Segment operating incomes losses.	1,646
Capital expenses	2,281
Total of Assets	166,696
Sales from Property
Sale prices.	9,825
Cost of sale	9,645
Deferred current gain,	0
Gain loss on sales.	180
Operating revenue,		29,101
Operating expenses,		16,204
Depreciation and amortization,		5,242
Mortgage and loan interest,		7,601
Interest income,		0
Gain on land sales,		0
Segment operating income loss,		54
Capital expense		1,650
Gross Assets		178,021
Property Sales,
Sales price,		142,451
Cost of sales,		151,695
Deferred current gain:		0
Recognized prior deferred gain,		9,143
Gain (loss) on sales,		(101)
Apartments:
Operations revenues	63,282
Operations expenses.	30,684
Depreciation amortization.	11,650
Mortgage loan interest.	28,850
Income fromInterest.	0
Gain land sales.	0
Segment operating incomes losses.	(7,902)
Capital expenses	504
Total of Assets	558,519
Sales from Property
Sale prices.	45,610
Cost of sale	40,067
Deferred current gain,	0
Gain loss on sales.	5,543
Operating revenue,		55,780
Operating expenses,		28,609
Depreciation and amortization,		10,386
Mortgage and loan interest,		21,104
Interest income,		0
Gain on land sales,		0
Segment operating income loss,		(4,319)
Capital expense		439
Gross Assets		561,555
Property Sales,
Sales price,		28,690
Cost of sales,		14,601
Deferred current gain:		7,407
Recognized prior deferred gain,		963
Gain (loss) on sales,		7,645
Hotels:
Operations revenues	0
Operations expenses.	0
Depreciation amortization.	0
Mortgage loan interest.	0
Income fromInterest.	0
Gain land sales.	0
Segment operating incomes losses.	0
Capital expenses	0
Total of Assets	0
Sales from Property
Sale prices.	3,369
Cost of sale	252
Deferred current gain,	0
Gain loss on sales.	3,117
Operating revenue,		0
Operating expenses,		0
Depreciation and amortization,		0
Mortgage and loan interest,		0
Interest income,		0
Gain on land sales,		0
Segment operating income loss,		0
Capital expense		0
Gross Assets		0
Property Sales,
Sales price,		29,844
Cost of sales,		26,224
Deferred current gain:		0
Recognized prior deferred gain,		0
Gain (loss) on sales,		3,620
Land:
Operations revenues	0
Operations expenses.	732
Depreciation amortization.	0
Mortgage loan interest.	4,975
Income fromInterest.	0
Gain land sales.	6,615
Segment operating incomes losses.	908
Capital expenses	40
Total of Assets	218,580
Sales from Property
Sale prices.	38,324
Cost of sale	32,324
Deferred current gain,	(615)
Gain loss on sales.	6,615
Operating revenue,		550
Operating expenses,		1,594
Depreciation and amortization,		0
Mortgage and loan interest,		9,126
Interest income,		0
Gain on land sales,		18,431
Segment operating income loss,		8,261
Capital expense		37
Gross Assets		299,960
Property Sales,
Sales price,		180,112
Cost of sales,		176,550
Deferred current gain:		0
Recognized prior deferred gain,		14,869
Gain (loss) on sales,		18,431
Other:
Operations revenues	81
Operations expenses.	275
Depreciation amortization.	(204)
Mortgage loan interest.	5,990
Income fromInterest.	10,342
Gain land sales.	0
Segment operating incomes losses.	4,362
Capital expenses	0
Total of Assets	0
Sales from Property
Sale prices.	0
Cost of sale	0
Deferred current gain,	0
Gain loss on sales.	0
Operating revenue,		158
Operating expenses,		250
Depreciation and amortization,		(248)
Mortgage and loan interest,		5,879
Interest income,		2,910
Gain on land sales,		0
Segment operating income loss,		(2,813)
Capital expense		0
Gross Assets		0
Property Sales,
Sales price,		0
Cost of sales,		0
Deferred current gain:		0
Recognized prior deferred gain,		8,909
Gain (loss) on sales,		8,909
Total:
Operations revenues	89,515
Operations expenses.	47,132
Depreciation amortization.	16,317
Mortgage loan interest.	44,009
Income fromInterest.	10,342
Gain land sales.	6,615
Segment operating incomes losses.	(986)
Capital expenses	2,825
Total of Assets	943,795
Sales from Property
Sale prices.	97,128
Cost of sale	82,288
Deferred current gain,	(615)
Gain loss on sales.	15,455
Operating revenue,		85,589
Operating expenses,		46,657
Depreciation and amortization,		15,380
Mortgage and loan interest,		43,710
Interest income,		2,910
Gain on land sales,		18,431
Segment operating income loss,		1,183
Capital expense		2,126
Gross Assets		1,039,536
Property Sales,
Sales price,		381,097
Cost of sales,		369,070
Deferred current gain:		7,407
Recognized prior deferred gain,		33,884
Gain (loss) on sales,		$ 38,504