Segment and Geographic Information Segment and Geographic Information (Details) (USD $)	12 Months Ended
Sep. 30, 2014	Sep. 30, 2013
Segment Reporting Information [Line Items]
Disclosure on geographic areas, revenues from foreign external customers attributed to entity's country of domicile	$ 4,456,916	$ 4,202,069
Total	34,878,409us-gaap_SalesRevenueNet	39,846,083us-gaap_SalesRevenueNet
U.S.	10,920,824us-gaap_NoncurrentAssets	4,989,673us-gaap_NoncurrentAssets
united states [Member]
Segment Reporting Information [Line Items]
U.S.	24,320,059	29,687,567
U.S.	10,738,673	3,999,676
Foreign [Member]
Segment Reporting Information [Line Items]
U.S.	10,558,350	10,158,516
U.S.	$ 182,151	$ 989,997

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

+ Details

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- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Disclosure on geographic areas, revenues from foreign external customers attributed to entity's country of domicile

+ References

No definition available.

+ Details

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Namespace Prefix:	vii_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
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