Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows - Unaudited

v2.4.1.9
Condensed Consolidated Statements of Cash Flows - Unaudited (USD $)
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Cash flows from operating activities    
Net loss $ (5,381,000)us-gaap_NetIncomeLoss $ (4,713,000)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation expense 428,000us-gaap_Depreciation 433,000us-gaap_Depreciation
Amortization of intangible assets 125,000us-gaap_AmortizationOfIntangibleAssets 125,000us-gaap_AmortizationOfIntangibleAssets
Amortization of lease incentive for tenant improvements 5,000us-gaap_AmortizationOfLeaseIncentives 2,000us-gaap_AmortizationOfLeaseIncentives
Non cash interest expense 551,000us-gaap_AmortizationOfFinancingCostsAndDiscounts 209,000us-gaap_AmortizationOfFinancingCostsAndDiscounts
Loss on extinguishment of debt 79,000us-gaap_GainsLossesOnExtinguishmentOfDebt 0us-gaap_GainsLossesOnExtinguishmentOfDebt
Stock based compensation 592,000us-gaap_ShareBasedCompensation 1,404,000us-gaap_ShareBasedCompensation
Change in fair value of derivative liabilities 177,000us-gaap_DerivativeGainLossOnDerivativeNet 114,000us-gaap_DerivativeGainLossOnDerivativeNet
(Gain) Loss on extinguishment of derivative liabilities 16,000amda_GainsLossesonExtinguishmentofDerivativeInstruments 0amda_GainsLossesonExtinguishmentofDerivativeInstruments
Loss on disposal of equipment 3,000us-gaap_GainLossOnSaleOfPropertyPlantEquipment 22,000us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Provision for inventory reserve 326,000amda_ProvisionForInventoryReserve 415,000amda_ProvisionForInventoryReserve
Bad debt expense (recovery) (20,000)us-gaap_ProvisionForDoubtfulAccounts (17,000)us-gaap_ProvisionForDoubtfulAccounts
Changes in operating assets and liabilities:    
Trade accounts receivable (35,000)us-gaap_IncreaseDecreaseInAccountsReceivable 268,000us-gaap_IncreaseDecreaseInAccountsReceivable
Prepaid expenses and other current assets (330,000)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets 2,610,000us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Inventories 293,000us-gaap_IncreaseDecreaseInInventories (1,958,000)us-gaap_IncreaseDecreaseInInventories
Accounts payable and accrued liabilities 200,000us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities (915,000)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Net cash used in operating activities (2,971,000)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations (2,001,000)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities    
Purchase of property and equipment (277,000)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (548,000)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Proceeds from sale of property and equipment 3,000us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment 0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Decrease in restricted cash 0us-gaap_IncreaseDecreaseInRestrictedCash (42,000)us-gaap_IncreaseDecreaseInRestrictedCash
Net cash used in investing activities (274,000)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (590,000)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities    
Proceeds from issuance of common stock, net of issuance costs 0us-gaap_ProceedsFromIssuanceOfCommonStock 15,369,000us-gaap_ProceedsFromIssuanceOfCommonStock
Payments on long-term debt 0us-gaap_RepaymentsOfLongTermDebt (1,800,000)us-gaap_RepaymentsOfLongTermDebt
Purchase of treasury stock (120,000)us-gaap_PaymentsForRepurchaseOfCommonStock 0us-gaap_PaymentsForRepurchaseOfCommonStock
Net cash provided by (used in) financing activities (120,000)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations 13,569,000us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Net increase (decrease) in cash and cash equivalents (3,365,000)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 10,978,000us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of period 18,247,000us-gaap_CashAndCashEquivalentsAtCarryingValue 2,279,000us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of period 14,882,000us-gaap_CashAndCashEquivalentsAtCarryingValue 13,257,000us-gaap_CashAndCashEquivalentsAtCarryingValue
Noncash investing and financing activities    
Reclassification of warrant liability 0amda_ReclassificationOfWarrantLiability 5,000amda_ReclassificationOfWarrantLiability
Common stock issued with extinguishment of derivative liabilities 739,000us-gaap_StockIssued1 0us-gaap_StockIssued1
Supplemental cash flow information    
Cash paid for interest 548,000us-gaap_InterestPaid 238,000us-gaap_InterestPaid
Preferred Stock    
Noncash investing and financing activities    
Stock conversion 0us-gaap_ConversionOfStockAmountConverted1
/ us-gaap_EquityInterestIssuedOrIssuableByTypeAxis
= us-gaap_PreferredStockMember 		161,456,000us-gaap_ConversionOfStockAmountConverted1
/ us-gaap_EquityInterestIssuedOrIssuableByTypeAxis
= us-gaap_PreferredStockMember
Common Stock    
Noncash investing and financing activities    
Stock conversion $ 202,000us-gaap_ConversionOfStockAmountConverted1
/ us-gaap_EquityInterestIssuedOrIssuableByTypeAxis
= us-gaap_CommonStockMember 		$ 0us-gaap_ConversionOfStockAmountConverted1
/ us-gaap_EquityInterestIssuedOrIssuableByTypeAxis
= us-gaap_CommonStockMember