Amount, after adjustment, of cost-method investment. Adjustments include, but are not limited to, dividends received in excess of earnings after date of investment that are considered a return of investment and other than temporary impairments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6872867&loc=d3e40691-111596

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-SubTopic 20
-Section 35
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=29638308&loc=d3e40346-111594

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

Note 13 - Subsequent Events (Details Textual) - USD ($)	1 Months Ended	3 Months Ended
Note 13 - Subsequent Events (Details Textual) - USD ($)	Jan. 31, 2017	Mar. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cost Method Investments			$ 1,906,856	$ 876,856
OKC Industrial Properties [Member]
Cost Method Investment, Ownership Percentage			10.00%
OKC Industrial Properties [Member] \| Scenario, Forecast [Member]
Income (Loss) from Cost Method Investment		$ 440,000
OKC Industrial Properties [Member] \| Investments: Other at Cost [Member]
Cost Method Investments			$ 56,164
OKC Industrial Properties [Member] \| Subsequent Event [Member]
Proceeds from Cost Method Investment	$ 440,000