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7. Leases (Details Narrative) (TransCanada Keystone, USD $)	12 Months Ended
	Dec. 31, 2014
TransCanada Keystone
Lease revenue	$ 240,000us-gaap_OperatingLeasesIncomeStatementLeaseRevenue / us-gaap_LeaseArrangementTypeAxis = zero_TransCanadaMember

X

- Definition

The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 25

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7501430&loc=d3e39896-112707

+ Details

Name:	us-gaap_OperatingLeasesIncomeStatementLeaseRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration