Note 4. Income Taxes	6 Months Ended
Jun. 30, 2011
Income Tax Disclosure [Text Block]	Note 4. Income Taxes Avalon recorded net income of $77,000 in the second quarter of 2011 compared with net loss of $12,000 in the second quarter of 2010. Avalon recorded a state income tax provision in both the second quarter of 2011 and 2010, which was related entirely to the waste management and brokerage operations. Excluding the effect of this state tax provision, Avalon’s overall effective tax rate was 0% in the second quarter of 2011 and 2010. The income tax provision recorded for the second quarter of 2011 and 2010 was offset by a change in the valuation allowance. The overall effective tax rate is different than statutory rates primarily due to a change in the valuation allowance. A valuation allowance is provided when it is more likely than not that deferred tax assets relating to certain federal and state loss carryforwards will not be realized. Avalon continues to maintain a valuation allowance against the majority of its deferred tax amounts until it is evident that the deferred tax asset will be utilized in the future. Avalon incurred a net loss of $.3 million for the first six months of 2011 compared with net loss of $.6 million for the first six months of 2010. Excluding the effect of the state income tax provisions relating to the waste management and brokerage operations, Avalon’s overall effective tax rate was 0% in the first six months of 2011 and 2010. The income tax benefits recorded for the first six months of 2011 and 2010 were offset by a change in the valuation allowance. The overall effective tax rate is different than statutory rates primarily due to a change in the valuation allowance. A valuation allowance is provided when it is more likely than not that deferred tax assets relating to certain federal and state loss carryforwards will not be realized. Avalon continues to maintain a valuation allowance against the majority of its deferred tax amounts until it is evident that the deferred tax asset will be utilized in the future.

Note 4. Income Taxes

6 Months Ended

Jun. 30, 2011

Note 4. Income Taxes

Avalon recorded net income of $77,000 in the second quarter of 2011 compared with net loss of $12,000 in the second quarter of 2010. Avalon recorded a state income tax provision in both the second quarter of 2011 and 2010, which was related entirely to the waste management and brokerage operations. Excluding the effect of this state tax provision, Avalon’s overall effective tax rate was 0% in the second quarter of 2011 and 2010. The income tax provision recorded for the second quarter of 2011 and 2010 was offset by a change in the valuation allowance. The overall effective tax rate is different than statutory rates primarily due to a change in the valuation allowance. A valuation allowance is provided when it is more likely than not that deferred tax assets relating to certain federal and state loss carryforwards will not be realized. Avalon continues to maintain a valuation allowance against the majority of its deferred tax amounts until it is evident that the deferred tax asset will be utilized in the future.

Avalon incurred a net loss of $.3 million for the first six months of 2011 compared with net loss of $.6 million for the first six months of 2010. Excluding the effect of the state income tax provisions relating to the waste management and brokerage operations, Avalon’s overall effective tax rate was 0% in the first six months of 2011 and 2010. The income tax benefits recorded for the first six months of 2011 and 2010 were offset by a change in the valuation allowance. The overall effective tax rate is different than statutory rates primarily due to a change in the valuation allowance. A valuation allowance is provided when it is more likely than not that deferred tax assets relating to certain federal and state loss carryforwards will not be realized. Avalon continues to maintain a valuation allowance against the majority of its deferred tax amounts until it is evident that the deferred tax asset will be utilized in the future.

- Definition

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 136, 172
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43, 44, 45, 46, 47, 48, 49
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 08
-Paragraph h
-Article 4

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

Reference 6: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

Reference 7: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

Reference 8: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h))
-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690

+ Details