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Area of a real estate property.

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The aggregate costs related to construction and development services during the reporting period.

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The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Commitments and Contingencies (Contractual Commitments - Expenditures) - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2015 a	Dec. 31, 2015 ft²	Nov. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Apr. 22, 2014 USD ($)	Dec. 31, 2013 USD ($)
Loss Contingencies [Line Items]
Area of real estate property		160	1,700,000
Cash deposited related to improvements	$ 133,000						$ 14,000
Reserve for Tenant Improvements	$ 812,493				$ 551,250
Lease commitments
Lowes [Member]
Loss Contingencies [Line Items]
Reserve for Tenant Improvements						$ 651,000
Tenant improvements	$ 100,000
Unfunded [Member]
Loss Contingencies [Line Items]
Tenant improvements	551,000
Construction and Other Commitment [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		1,700
Cash deposited related to improvements	$ 286,000						$ 283,500
Reimbursement period of land improvement cost	5 years
Construction and Other Commitment [Member] \| Williamson Crossing Remaining Site [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		19.6
Construction and Other Commitment [Member] \| RaceTrac Petroleum, Inc. ("RaceTrac") [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		3.4
Estimated cost for improvements	$ 1,260,000
Percentage of cost paid	77.50%
Actual cost paid for the next five years	$ 976,500
Construction and Other Commitment [Member] \| Williamson Crossing [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		23
Construction and Other Commitment [Member] \| Tomoka Town Center [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		94.29
Remaining commitment	6,600,000
Lease commitments				$ 7,700,000
Construction costs incurred	1,100,000
Construction and Other Commitment [Member] \| Sams Club [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		18.10
Cash deposited related to improvements	125,000
Remaining commitment	125,000
Construction and Other Commitment [Member] \| Integra Land Company [Member]
Loss Contingencies [Line Items]
Area of real estate property \| a		14.98
Actual cost paid for the next five years	276,000
Cash deposited related to improvements	370,000
Remaining commitment	370,000
Reimbursement of Capital Expenditure Commitments	94,000
Maximum [Member] \| Construction and Other Commitment [Member]
Loss Contingencies [Line Items]
Remaining commitment	$ 691,000