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v2.4.1.9

Note 1 - Description of Business and Summary of Significant Accounting Policies (Details Textual) (USD $) | 1 Months Ended | 3 Months Ended | 12 Months Ended | 1 Months Ended |
--- | --- | --- | --- | --- | ---
Nov. 30, 2014 | Mar. 31, 2015 | Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2014 | Oct. 31, 2013 | Jul. 31, 2013
Net Income (Loss) Attributable to Parent |  | $ (4,842,000)us-gaap_NetIncomeLoss | $ (4,694,000)us-gaap_NetIncomeLoss |  |  |  |
Working Capital |  | (22,900,000)cdzi_WorkingCapital |  |  |  |  |
Net Cash Provided by (Used in) Operating Activities |  | (2,636,000)us-gaap_NetCashProvidedByUsedInOperatingActivities | (4,434,000)us-gaap_NetCashProvidedByUsedInOperatingActivities |  | (4,400,000)us-gaap_NetCashProvidedByUsedInOperatingActivities |  |
Convertible Debt |  |  |  | 36,000,000 us-gaap_ConvertibleDebt |  |  |
Proceeds from Lines of Credit |  |  |  | 17,500,000 us-gaap_ProceedsFromLinesOfCredit |  |  |
Shelf Registration Value |  |  |  |  |  |  | 40,000,000 cdzi_ShelfRegistrationValue
Proceeds from Issuance of Common Stock | 14,600,000 us-gaap_ProceedsFromIssuanceOfCommonStock |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues | 1,435,713 us-gaap_StockIssuedDuringPeriodSharesNewIssues |  |  |  |  |  |
Shares Issued, Price Per Share | $ 10.1751 us-gaap_SharesIssuedPricePerShare |  |  |  |  |  |
Long-term Debt, Current Maturities |  | 35,441,000 us-gaap_LongTermDebtCurrent |  |  | 11,000 us-gaap_LongTermDebtCurrent |  |
Term Loan [Member] |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  | 66,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = cdzi_TermLoanMember |  |  |
Non Convertible Secured Debt [Member] |  |  |  |  |  |  |
Secured Debt |  |  |  | 30,000,000 us-gaap_SecuredDebt / us-gaap_DebtInstrumentAxis = cdzi_NonConvertibleSecuredDebtMember |  |  |
Senior Lender [Member] | October 2013 Additional Debt Facility [Member] |  |  |  |  |  |  |
Proceeds from Issuance of Secured Debt |  |  |  |  |  | $ 10,000,000 us-gaap_ProceedsFromIssuanceOfSecuredDebt / us-gaap_CounterpartyNameAxis = cdzi_SeniorLenderMember / us-gaap_CreditFacilityAxis = cdzi_October2013AdditionalDebtFacilityMember |

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