Income Taxes - Additional Information (Detail) - USD ($)	6 Months Ended
Jun. 30, 2017	Dec. 31, 2016
Income Taxes [Line Items]
Deferred tax asset	$ 6,691,344	$ 6,949,340
Accumulated net operating losses	5,800,000	6,000,000
Start-up expense related to company	$ 200,000	200,000
Amortized period	15 years
Loss carryforwards, expired	2028
TRS Lessee [Member]
Income Taxes [Line Items]
Accumulated net operating losses	$ 5,800,000	$ 6,000,000

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 25
-Paragraph 20
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=96869850&loc=d3e28680-109314

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319

Name:	us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant