Accrued and Other Liabilities - Additional Information (Detail)	1 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended
	Jul. 31, 2012 USD ($)	Jun. 30, 2016 USD ($) ft²	Jun. 30, 2016 USD ($) ft²	Dec. 31, 2015 USD ($) a	Feb. 18, 2016 a	Dec. 31, 2014 USD ($)	Apr. 22, 2014 USD ($)
Accrued Liabilities [Line Items]
Lease, base rent	$ 250,000
Annual rate adjustment percentage	1.75%
Investments agreed under lease arrangement	$ 200,000
Description of additional rent payable			Company will pay additional rent to the City equal to 5.0% of gross revenues exceeding $5,500,000 and 7.0% of gross revenues exceeding $6,500,000.
Additional rent percentage exceeding $5,500,000 gross revenue	5.00%
Additional rent percentage on exceeding $6,500,000 gross revenue	7.00%
Gross revenue value for additional rent under lease amendment lower limit	$ 5,500,000
Gross revenue value for additional rent under lease amendment upper limit	6,500,000
Rent deferred, no longer due	$ 3,000,000	$ 1,500,000	$ 1,500,000
Lease term expiration year	2022
Tenant improvements credited at closing balance		$ 756,651	756,651	$ 812,493
Environmental reserve accrued						$ 110,000
Additional environmental reserve accrued			500,000
Environmental remediation cost			$ 129,000
Costs affiliated with wetlands mitigation permits				$ 187,500
Area of a real estate property		1,500,000	1,500,000	148.35	0.37
Restoration cost accrual		$ 2,103,190	$ 2,103,190	$ 2,405,635
Definitive Sales Contracts [Member]
Accrued Liabilities [Line Items]
Costs affiliated with wetlands mitigation permits			0
Area of a real estate property | a				148.35
Estimated restoration costs		2,000,000
Increase in accrual of restoration Costs		300,000
Funded on estimated costs		590,000
Lowes [Member]
Accrued Liabilities [Line Items]
Tenant improvements credited at closing balance							$ 651,000
Tenant improvements		100,000	100,000
Unfunded [Member]
Accrued Liabilities [Line Items]
Tenant improvements		$ 551,000	551,000
Minimum [Member]
Accrued Liabilities [Line Items]
Base rent payments per year	$ 250,000
Estimated additional environmental remediation costs			500,000
Minimum [Member] | Definitive Sales Contracts [Member]
Accrued Liabilities [Line Items]
Restoration cost accrual				$ 1,700,000
Maximum [Member]
Accrued Liabilities [Line Items]
Base rent payments per year	$ 500,000
Estimated additional environmental remediation costs			$ 1,000,000