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Summary of Significant Accounting Policies (Summary of Gas and Oil Properties) (Details) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Property Plant And Equipment [Line Items]
Total natural gas and oil properties	$ 88,461,600	$ 88,461,900
Accumulated depletion and impairment	(86,536,900)	(85,131,700)
Gas and oil properties, net	1,924,700	3,330,200
Leasehold interests
Property Plant And Equipment [Line Items]
Total natural gas and oil properties	1,684,000	1,684,000
Wells and related equipment
Property Plant And Equipment [Line Items]
Total natural gas and oil properties	$ 86,777,600	$ 86,777,900

Amount of accumulated depreciation, depletion, amortization and impairment of oil and gas property carried under the successful effort method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 235

-Section 50

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=51678428&loc=d3e61901-109447

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-10(b))

-URI http://asc.fasb.org/extlink&oid=50486907&loc=d3e511914-122862

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- Definition

Oil and gas properties net of accumulated depreciation, depletion, amortization, impairment, and abandonment, carried under the successful effort method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 235

-Section 50

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=51678428&loc=d3e61901-109447

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-10.(b))

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+ References

No definition available.

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- Definition

Oil and Gas properties with proved reserves under the successful effort method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 360

-Glossary Proved Properties

-URI http://asc.fasb.org/extlink&oid=6522428

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

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-Section 25

-Paragraph 3

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Atlas America Series 27-2006 L.P. 10-Q