XML 63 R49.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Warrant Liability (Details 3) (USD $) | 3 Months Ended
--- | ---
Sep. 30, 2012
Summary of changes in fair value of warrant liability |
Number of warrants exercised | (1,445,400)
Fair value of warrants exercised | $ (728,106)
Number of warrants, ending balance | 10,689,143
Series A Warrants [Member] |
Summary of changes in fair value of warrant liability |
Number of warrants, beginning balance | 10,700,000
Fair value of warrant liability, beginning balance | 5,390,018
Fair value, changes in fair value at period end | 9,586,748
Fair value of warrant liability, ending balance | $ 14,248,660
Number of warrants, ending balance | 9,254,600

X
- Definition Fair value of warrants. + References No definition available. + Details
Name: | stem_FairValueOfWarrants
Namespace Prefix: | stem_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of warrants exercised. + References No definition available. + Details
Name: | stem_FairValueOfWarrantsExercised
Namespace Prefix: | stem_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase decrease in fair value of warrant. + References No definition available. + Details
Name: | stem_IncreaseDecreaseInFairValueOfWarrant
Namespace Prefix: | stem_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | stem_SummaryOfChangesInFairValueOfWarrantLiabilityAbstract
Namespace Prefix: | stem_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrants exercised. + References No definition available. + Details
Name: | stem_WarrantsExercised
Namespace Prefix: | stem_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrants outstanding. + References No definition available. + Details
Name: | stem_WarrantsOutstanding
Namespace Prefix: | stem_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant