Registration Payment Arrangement, Cash Payment In Event Of Funding.

No definition available.

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Namespace Prefix:	stev_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Registration Payment Arrangement, Piggy Back Rights Percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	stev_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_LongTermPurchaseCommitmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 946

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.6-07.2(a),(b),(c),(d))

-URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 946

-SubTopic 225

-Section 45

-Paragraph 3

-Subparagraph (k)

-URI http://asc.fasb.org/extlink&oid=6488370&loc=d3e13550-115849

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Describes the maximum potential amount of consideration, undiscounted, that could be transferred under the registration payment arrangement.

+ References

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

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number EITF00-19-2

-Paragraph 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6449706&loc=d3e16207-108621

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

COMMITMENTS AND CONTINGENCIES (Details) (USD $)	3 Months Ended		12 Months Ended	15 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) (USD $)	Jun. 30, 2012	Jun. 30, 2011	Mar. 31, 2012	Jun. 30, 2012
Long-term Purchase Commitment [Line Items]
Professional fees	$ 116,728	$ 13,071	$ 255,959	$ 372,687
"Piggy back" registration rights, percentage	8.00%
Minimum [Member]
Long-term Purchase Commitment [Line Items]
Cash payment for financing	18,000
Amount of financing	500,000			500,000
Maximum [Member]
Long-term Purchase Commitment [Line Items]
Cash payment for financing	25,000
Amount of financing	500,000			500,000
Public Relations and Investor Relations Services with Dorian Banks [Member]
Long-term Purchase Commitment [Line Items]
Monthly commitment	3,000
Professional fees	9,000	0
Consulting Service Agreement with David Clifton [Member]
Long-term Purchase Commitment [Line Items]
Monthly commitment	$ 3,000