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Note 2 - Summary of Significant Accounting Policies (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Cash and Cash Equivalents, at Carrying Value | $ 4,329,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 9,798,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 7,888,000 us-gaap_CashAndCashEquivalentsAtCarryingValue
Asset Retirement Obligation | 100,000 us-gaap_AssetRetirementObligation | 100,000 us-gaap_AssetRetirementObligation |
Weighted Average Number of Shares Outstanding, Basic | 3,803,331 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 3,803,331 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
Weighted Average Number of Shares Outstanding, Diluted | 3,803,000 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 4,089,679 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
Land Improvements [Member] | Minimum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 0 years |  |
Land Improvements [Member] | Maximum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 30 years |  |
Building and Building Improvements [Member] | Minimum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 5 years |  |
Building and Building Improvements [Member] | Maximum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 50 years |  |
Machinery and Equipment [Member] | Minimum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 3 years |  |
Machinery and Equipment [Member] | Maximum [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 10 years |  |
Annual Membership Fees [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Deferred Revenue | $ 2,300,000 us-gaap_DeferredRevenue / us-gaap_DeferredRevenueArrangementTypeAxis = us-gaap_AnnualMembershipFeesMember | $ 2,300,000 us-gaap_DeferredRevenue / us-gaap_DeferredRevenueArrangementTypeAxis = us-gaap_AnnualMembershipFeesMember |
Assuming Dilution [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Weighted Average Number of Shares Outstanding, Diluted | 4,091,862 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding / us-gaap_StatementScenarioAxis = awx_AssumingDilutionMember |  |
AWMS Holdings, LLC [Member] |  |  |
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Equity Method Investment, Ownership Percentage | 47.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = awx_AWMSHoldingsLLCMember |  |

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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Asset Retirement Obligation -URI http://asc.fasb.org/extlink&oid=6505190 + Details
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 1 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3044-108585 + Details
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