Note 13 - Business Segment Information (Details Textual) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2018 USD ($)
Assets, Total	$ 68,634		$ 64,769
Increase (Decrease) in Accounts Receivable	(1,003)	$ (1,615)
Proceeds from Issuance of Long-term Debt, Total	3,000
Corporate, Non-Segment [Member]
Assets, Total	49,841		47,394
Increase (Decrease) in Total Assets	2,500
Corporate, Non-Segment [Member] \| The 2019 Term Loan Agreement [Member] \| Laurel Capital Corporation [Member]
Proceeds from Issuance of Long-term Debt, Total	$ 3,000
Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Major Customers	0	0
Golf and Related Operations [Member]
Number of Golf Courses	3
Increase (Decrease) in Total Assets	$ 2,600
Golf and Related Operations [Member] \| Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Major Customers	0	0
Waste Management Services [Member]
Assets, Total	$ 27,400		$ 27,400
Increase (Decrease) in Accounts Receivable	$ (1,400)
Waste Management Services [Member] \| Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Major Customers	0	0

The increase (decrease) during the reporting period in total assets.

No definition available.

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- Definition

Represents the number of golf courses.

+ References

No definition available.

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- Definition

Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc.

+ References

No definition available.

+ Details

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-Section 50
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-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
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- Definition

The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

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