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Note 3 - Discontinued Operations (Details) (USD $) | 3 Months Ended | 6 Months Ended |  | 1 Months Ended |  | 3 Months Ended | 6 Months Ended | 327 Months Ended | 330 Months Ended |
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Jun. 30, 2013 | Jun. 30, 2013 | Jun. 30, 2014 | Apr. 25, 2014 Released from Escrow [Member] Pool and Commercial Products [Member] | Mar. 25, 2014 Released from Escrow [Member] Pool and Commercial Products [Member] | Jun. 30, 2014 Uncertainty on the Collection of Escrow [Member] Pool and Commercial Products [Member] | Jun. 30, 2014 Pool and Commercial Products [Member] | Jun. 30, 2013 Pool and Commercial Products [Member] | Jun. 30, 2014 Pool and Commercial Products [Member] | Jun. 30, 2013 Pool and Commercial Products [Member] | Jun. 30, 2041 Pool and Commercial Products [Member] | Jun. 30, 2041 Pool and Commercial Products [Member] | Nov. 26, 2013 Pool and Commercial Products [Member]
Note 3 - Discontinued Operations (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds |  |  |  |  |  |  |  |  |  |  |  |  | $ 5,200,000
Escrow Deposit |  |  | 300,000 |  |  | 300,000 |  |  |  |  |  |  | 500,000
Proceeds from Divestiture of Businesses |  |  |  | 100,000 | 100,000 |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Revenue |  |  |  |  |  |  |  | 1,700,000 |  | 2,600,000 | 0 | 0 |
Disposal Group, Including Discontinued Operation, Operating Expense | $ 1,200,000 | $ 2,100,000 |  |  |  |  | $ 0 |  | $ 20,000 |  |  |  |

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- Definition Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 + Details
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- Definition Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The value of all consideration given or received by the Entity in the significant acquisition or disposal. + References No definition available. + Details
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