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v2.4.1.9

Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Cash flows from operating activities: |  |  |
Net loss | $ (32,741,274)us-gaap_NetIncomeLoss | $ (26,439,159)us-gaap_NetIncomeLoss | $ (28,491,153)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |
Depreciation and amortization | 1,307,203 us-gaap_DepreciationDepletionAndAmortization | 1,058,725 us-gaap_DepreciationDepletionAndAmortization | 991,721 us-gaap_DepreciationDepletionAndAmortization
Amortization of debt discount and issuance costs | 240,021 stem_AmortizationOfDebtDiscountAndDebtIssuanceCosts | 288,951 stem_AmortizationOfDebtDiscountAndDebtIssuanceCosts |
Stock-based compensation for employees and external services | 2,034,898 us-gaap_ShareBasedCompensation | 2,608,670 us-gaap_ShareBasedCompensation | 2,878,134 us-gaap_ShareBasedCompensation
Loss (gain) on disposal of fixed assets | (75,917)us-gaap_GainLossOnDispositionOfAssets | (38,854)us-gaap_GainLossOnDispositionOfAssets | 20,883 us-gaap_GainLossOnDispositionOfAssets
Write-down of fixed assets |  |  | 27,500 us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Impairment of intangible asset | 530,100 us-gaap_GoodwillAndIntangibleAssetImpairment |  |
Impairment of Goodwill | 1,910,062 us-gaap_GoodwillImpairmentLoss |  |
Loss on disposal of intangible assets relating to discontinued operations | 186,846 us-gaap_GainLossOnDispositionOfIntangibleAssets |  |
Value of property gifted | 5,671 us-gaap_NoncashContributionExpense |  |
Change in fair value of warrant liability | (2,422,451)us-gaap_FairValueAdjustmentOfWarrants | (3,253,253)us-gaap_FairValueAdjustmentOfWarrants | 5,944,571 us-gaap_FairValueAdjustmentOfWarrants
Changes in operating assets and liabilities: |  |  |
Other receivables | 192,795 us-gaap_IncreaseDecreaseInOtherReceivables | (298,734)us-gaap_IncreaseDecreaseInOtherReceivables | 39,825 us-gaap_IncreaseDecreaseInOtherReceivables
Trade receivables | (55,457)us-gaap_IncreaseDecreaseInAccountsReceivable | 3,606 us-gaap_IncreaseDecreaseInAccountsReceivable | (50,451)us-gaap_IncreaseDecreaseInAccountsReceivable
Prepaid and other current assets | (465,478)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 801,611 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 22,232 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Other assets | 17,207 us-gaap_IncreaseDecreaseInOtherOperatingAssets | 493,584 us-gaap_IncreaseDecreaseInOtherOperatingAssets | 89,790 us-gaap_IncreaseDecreaseInOtherOperatingAssets
Accounts payable and accrued expenses | 2,055,437 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | 2,143,917 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | (409,333)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Accrued wind-down expenses |  | (1,102,762)stem_IncreaseDecreaseInAccruedWindDownExpenses | (1,032,024)stem_IncreaseDecreaseInAccruedWindDownExpenses
Deferred revenue | (66,925)us-gaap_IncreaseDecreaseInDeferredRevenue | (24,270)us-gaap_IncreaseDecreaseInDeferredRevenue | 13,389 us-gaap_IncreaseDecreaseInDeferredRevenue
Deferred rent | (5,169)stem_IncreaseDecreaseInDeferredRent | 435,967 stem_IncreaseDecreaseInDeferredRent | 85,572 stem_IncreaseDecreaseInDeferredRent
Net cash used in operating activities | (27,352,431)us-gaap_NetCashProvidedByUsedInOperatingActivities | (23,322,001)us-gaap_NetCashProvidedByUsedInOperatingActivities | (19,869,344)us-gaap_NetCashProvidedByUsedInOperatingActivities
Cash flows from investing activities: |  |  |
Purchases of marketable debt securities |  | (687,798)us-gaap_PaymentsToAcquireMarketableSecurities | (16,380,748)us-gaap_PaymentsToAcquireMarketableSecurities
Sales or maturities of marketable debt securities |  | 14,430,000 stem_ProceedsFromSaleAndMaturityOfMarketableDebtSecurities | 5,762,000 stem_ProceedsFromSaleAndMaturityOfMarketableDebtSecurities
Purchases of property, plant and equipment | (903,943)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (4,680,796)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (73,083)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Proceeds from sale of property, plant and equipment | 3,500 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 38,500 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment |
Proceeds from the disposal of assets relating to discontinued operations | 474,821 us-gaap_ProceedsFromDivestitureOfBusinesses |  |
Acquisition of other assets |  | (64,000)us-gaap_PaymentsToAcquireOtherProductiveAssets |
Net cash provided by (used in) investing activities | (425,622)us-gaap_NetCashProvidedByUsedInInvestingActivities | 9,035,906 us-gaap_NetCashProvidedByUsedInInvestingActivities | (10,691,831)us-gaap_NetCashProvidedByUsedInInvestingActivities
Cash flows from financing activities: |  |  |
Proceeds from issuance of common stock, net | 18,949,647 us-gaap_ProceedsFromIssuanceOfCommonStock | 23,491,597 us-gaap_ProceedsFromIssuanceOfCommonStock | 19,747,550 us-gaap_ProceedsFromIssuanceOfCommonStock
Proceeds from the exercise of warrants | 1,974,931 us-gaap_ProceedsFromWarrantExercises | 530,097 us-gaap_ProceedsFromWarrantExercises | 6,256,438 us-gaap_ProceedsFromWarrantExercises
Proceeds from the exercise of stock options |  | 3,452 us-gaap_ProceedsFromStockOptionsExercised | 3,629 us-gaap_ProceedsFromStockOptionsExercised
Proceeds from loan payable, net of issuance costs | 5,775,543 us-gaap_ProceedsFromNotesPayable | 13,558,358 us-gaap_ProceedsFromNotesPayable |
Payments related to net share issuance of stock based awards | (499,333)us-gaap_PaymentsOfStockIssuanceCosts | (342,366)us-gaap_PaymentsOfStockIssuanceCosts | (59,090)us-gaap_PaymentsOfStockIssuanceCosts
Repayments of capital lease obligations | (21,316)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (12,396)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (20,167)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Repayments of debt obligations | (3,982,971)stem_RepaymentOfDebtObligations | (826,465)stem_RepaymentOfDebtObligations | (191,250)stem_RepaymentOfDebtObligations
Net cash provided by financing activities | 22,196,501 us-gaap_NetCashProvidedByUsedInFinancingActivities | 36,402,277 us-gaap_NetCashProvidedByUsedInFinancingActivities | 25,737,110 us-gaap_NetCashProvidedByUsedInFinancingActivities
Increase (decrease) in cash and cash equivalents | (5,581,552)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 22,116,182 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (4,824,065)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of year | 30,585,424 us-gaap_CashAndCashEquivalentsAtCarryingValue | 8,471,275 us-gaap_CashAndCashEquivalentsAtCarryingValue | 13,311,261 us-gaap_CashAndCashEquivalentsAtCarryingValue
Effects of foreign currency rate changes on cash | (16,269)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | (2,033)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | (15,921)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Cash and cash equivalents at end of the year | 24,987,603 us-gaap_CashAndCashEquivalentsAtCarryingValue | 30,585,424 us-gaap_CashAndCashEquivalentsAtCarryingValue | 8,471,275 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosure of cash flow information: |  |  |
Interest paid | 479,011 us-gaap_InterestPaid | 427,040 us-gaap_InterestPaid | 50,193 us-gaap_InterestPaid
Supplemental schedule of non-cash investing and financing activities: |  |  |
Equipment acquired under a capital lease |  | 43,600 us-gaap_CapitalLeaseObligationsIncurred | 21,721 us-gaap_CapitalLeaseObligationsIncurred
Equity Financing Agreement [Member] |  |  |
Supplemental schedule of non-cash investing and financing activities: |  |  |
Fair value of shares issued as consideration |  | 600,006 us-gaap_StockIssued1 / us-gaap_RelatedPartyTransactionAxis = stem_FinancingAgreementMember |
Acquired Patent Portfolio [Member] |  |  |
Supplemental schedule of non-cash investing and financing activities: |  |  |
Fair value of shares issued as consideration |  | $ 200,000 us-gaap_StockIssued1 / us-gaap_RelatedPartyTransactionAxis = stem_PatentMember |

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- Definition Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
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- Definition Cash outflow for purchase of trading, available-for-sale securities and held-to-maturity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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