Summary of Results of operations Unconsolidated Subsidiaries (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Summary of Results of operations Unconsolidated Subsidiaries
Rents and interest and other income	$ 12,427fil_RentsAndInterestAndOtherIncome	$ 11,372fil_RentsAndInterestAndOtherIncome	$ 8,198fil_RentsAndInterestAndOtherIncome
Depreciation	(285)fil_Depreciation1	(285)fil_Depreciation1	(263)fil_Depreciation1
Operating expenses	(6,983)fil_OperatingExpenses1	(14,162)fil_OperatingExpenses1	(4,013)fil_OperatingExpenses1
Gain on land sales		618fil_GainOnLandSales	(2,785)fil_GainOnLandSales
Interest expense	(7,144)fil_InterestExpense1	(7,173)fil_InterestExpense1	(4,283)fil_InterestExpense1
Loss from continuing operations	(1,985)fil_LossFromContinuingOperations	(9,630)fil_LossFromContinuingOperations	(3,146)fil_LossFromContinuingOperations
Income from discontinued operations	64fil_IncomeFromDiscontinuedOperations	(15)fil_IncomeFromDiscontinuedOperations	2,691fil_IncomeFromDiscontinuedOperations
Net loss	(1,921)fil_NetLoss	(9,645)fil_NetLoss	(455)fil_NetLoss
Company's proportionate share of loss (1)	$ (19)fil_CompanySProportionateShareOfLoss1	$ (192)fil_CompanySProportionateShareOfLoss1	$ (9)fil_CompanySProportionateShareOfLoss1

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

No definition available.

Name:	fil_CompanySProportionateShareOfLoss1
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The expense recognized in the current period that allocates the cost of nonproduction tangible assets over their useful lives.

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No definition available.

+ Details

Name:	fil_Depreciation1
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets

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No definition available.

+ Details

Name:	fil_GainOnLandSales
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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No definition available.

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Name:	fil_IncomeFromDiscontinuedOperations
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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No definition available.

+ Details

Name:	fil_InterestExpense1
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.

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No definition available.

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Name:	fil_LossFromContinuingOperations
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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No definition available.

+ Details

Name:	fil_NetLoss
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense.

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No definition available.

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Name:	fil_OperatingExpenses1
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate revenue from real estate operations during the reporting period.

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No definition available.

+ Details

Name:	fil_RentsAndInterestAndOtherIncome
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	fil_SummaryOfResultsOfOperationsUnconsolidatedSubsidiariesAbstract
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Data Type:	xbrli:stringItemType
Balance Type:	na
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